1999 Lexus GS 400 Owners Manual
1999 Lexus GS 400 Manual
1999 Lexus GS 400 manual content summary:
- 1999 Lexus GS 400 | Owners Manual - Page 1
800-255-3987) D HAWAII: Lexus Customer Service Assistance 1-800-25-LEXUS (Toll-Free) (1-800-255-3987) CANADIAN OWNERS D Please refer to the separate "Owner's Guide" or "Owner's Manual Supplement". Please leave this Owner's Manual in this vehicle at the time of resale. The next owner will need this - 1999 Lexus GS 400 | Owners Manual - Page 2
notice. Please note that this manual applies to all models and explains all equipment, including options. Therefore, you may find some explanations for equipment not installed on your vehicle. - 1999 Lexus GS 400 | Owners Manual - Page 3
systems warranty D Others For further information, please refer to the separate "Owner's Guide", "Owner's Manual Supplement" or "Warranty Booklet". have on, your Lexus vehicle. Your responsibility for maintenance It is the owner's responsibility to make sure the specified maintenance is performed - 1999 Lexus GS 400 | Owners Manual - Page 4
. In addition, damage or performance problems resulting from the modification may not be covered under warranty. Scrapping of your Lexus The Supplemental Restraint System (SRS) in your Lexus consists of driver and front passenger airbags, side airbags and seat belt pretensioners. The SRS device - 1999 Lexus GS 400 | Owners Manual - Page 5
what to do in the event of an urgent situation such as the engine not starting or getting a flat tire, etc. If such a problem occurs, check the contents of this Owner's Manual and follow the instructions given. SECTION 1 - INSTRUMENTS AND CONTROLS The vehicle's equipment is divided into the - 1999 Lexus GS 400 | Owners Manual - Page 6
HOW TO USE THIS MANUAL SPECIFICATIONS Simple maintenance procedure and service data are provided here for your reference should you wish to perform inspection and maintenance yourself. INDEX The page number is listed for each item in the Owner's Manual so that you can rapidly find the item and page - 1999 Lexus GS 400 | Owners Manual - Page 7
or must not do in order to avoid or reduce the risk of damage to your Lexus and its equipment. Your Lexus Owner's Manual provides you with a considerable amount of information. To use this information most effectively, please take the time to familiarize yourself with the contents and use of the - 1999 Lexus GS 400 | Owners Manual - Page 8
PICTORIAL INDEX INSTRUMENT PANEL PG005-2 vii - 1999 Lexus GS 400 | Owners Manual - Page 9
...191 Instrument panel light control ...76 Power rear view mirror control switch ...126 Parking brake release lever ...275 Fuel filler door opener ...102 switch ...53 Clock ...83 Front passenger's seat belt reminder light 70 Automatic air conditioning controls ...203 Car audio ...223 Ashtray - 1999 Lexus GS 400 | Owners Manual - Page 10
PICTORIAL INDEX INSTRUMENT CLUSTER (GS400 sold in U. S. A.) PG016 ix - 1999 Lexus GS 400 | Owners Manual - Page 11
. 278 Fuel gauge ...60 ODO/TRIP, RESET button ...64 Malfunction indicator lamp ...72 Low engine oil level warning light ...72 Open door warning light ...73 SRS warning light ...70 Driver's seat belt reminder light ...70 Discharge warning light ...71 Low oil pressure warning light ...71 Brake system - 1999 Lexus GS 400 | Owners Manual - Page 12
PICTORIAL INDEX INSTRUMENT CLUSTER (GS300 sold in U. S. A.) PG006 xi - 1999 Lexus GS 400 | Owners Manual - Page 13
. 278 Fuel gauge ...60 ODO/TRIP, RESET button ...64 Malfunction indicator lamp ...72 Low engine oil level warning light ...72 Open door warning light ...73 SRS warning light ...70 Driver's seat belt reminder light ...70 Discharge warning light ...71 Low oil pressure warning light ...71 Brake system - 1999 Lexus GS 400 | Owners Manual - Page 14
PICTORIAL INDEX INSTRUMENT CLUSTER (GS400 sold in Canada) PG017a xiii - 1999 Lexus GS 400 | Owners Manual - Page 15
. 278 Fuel gauge ...60 ODO/TRIP, RESET button ...64 Malfunction indicator lamp ...72 Low engine oil level warning light ...72 Open door warning light ...73 SRS warning light ...70 Driver's seat belt reminder light ...70 Discharge warning light ...71 Low oil pressure warning light ...71 Brake system - 1999 Lexus GS 400 | Owners Manual - Page 16
PICTORIAL INDEX INSTRUMENT CLUSTER (GS300 sold in Canada) PG007 xv - 1999 Lexus GS 400 | Owners Manual - Page 17
. 278 Fuel gauge ...60 ODO/TRIP, RESET button ...64 Malfunction indicator lamp ...72 Low engine oil level warning light ...72 Open door warning light ...73 SRS warning light ...70 Driver's seat belt reminder light ...70 Discharge warning light ...71 Low oil pressure warning light ...71 Brake system - 1999 Lexus GS 400 | Owners Manual - Page 18
PICTORIAL INDEX SEAT AND STEERING WHEEL Page 1 Tilt and telescopic steering adjustment switch ...122 Seat position, seat cushion angle and height control switch 114 Seatback angle control switch ...115 Lumbar support control switch ...117 2 3 4 PG003 For detailed information, refer to the - 1999 Lexus GS 400 | Owners Manual - Page 19
defogger 46 Trunk lid ...100 Hood ...98 Headlights ...34, 459 Moon roof ...105 Windshield wiper and washer ...40 Fuel filler door ...102 Outside rear view mirror . 124 Door ...27 Tire and wheel ...416 PG020 8 9 10 For detailed information, refer to the description given in each section. xviii - 1999 Lexus GS 400 | Owners Manual - Page 20
PICTORIAL INDEX xix - 1999 Lexus GS 400 | Owners Manual - Page 21
BASIC OPERATION QUICK REFERENCE Driver's seat ...Steering wheel ...Automatic transmission ...Headlight and turn signal switch ...Wiper switch ...2 3 4 6 7 1 - 1999 Lexus GS 400 | Owners Manual - Page 22
BASIC OPERATION - QUICK REFERENCE 1. DRIVER'S SEAT Seat adjustment Seat position Seat cushion angle BG001-3 Seat cushion height Seatback angle Lumbar support Head restraint height Head restraint angle 2 - 1999 Lexus GS 400 | Owners Manual - Page 23
up or down to the desired angle, push the control switch in the required direction and release the button when the steering wheel reaches the desired angle. D TELESCOPIC STEERING WHEEL BG003-1 To move the steering wheel to the desired position, push the control switch away from you or pull it 3 - 1999 Lexus GS 400 | Owners Manual - Page 24
OF SELECTOR LEVER BG006 SELECTOR LEVER POSITION P: Parking, engine starting and key removal position R: Reverse position N: Neutral position D: Normal driving position (Shifting into overdrive possible) 4: Position for engine braking (Shifting into overdrive not possible)* 3, 2: Position for - 1999 Lexus GS 400 | Owners Manual - Page 25
BASIC OPERATION - QUICK REFERENCE *: When the cruise control is being used, even if you downshift from "D" to "4", engine braking will not be applied because the cruise control is not cancelled. For the operation to decrease the vehicle speed, see page 300. 5 - 1999 Lexus GS 400 | Owners Manual - Page 26
beam 00L014 Headlight flasher D TURN SIGNAL SWITCH Right or left turn 00L015 Lane change (Right or left) With the engine started and parking brake released Parking, tail, license plate, side marker and instrument panel lights turn on. Headlights also turn on 00L013 at full intensity. Automatic - 1999 Lexus GS 400 | Owners Manual - Page 27
BASIC OPERATION - QUICK REFERENCE 5. WIPER SWITCH Mist wiper operation Intermittent operation Low speed operation 00L016 High speed operation Washer on 7 - 1999 Lexus GS 400 | Owners Manual - Page 28
BASIC OPERATION - QUICK REFERENCE 8 - 1999 Lexus GS 400 | Owners Manual - Page 29
SECTION INSTRUMENTS AND CONTROLS Keys and doors Keys ...9 Engine immobiliser system ...14 Wireless remote control ...17 Doors ...27 1-1 KEYS 11L025-3 9 - 1999 Lexus GS 400 | Owners Manual - Page 30
, duplicates can be made by a Lexus dealer using the key number. We recommend you to write down the key number and keep it in safe place. 2 3 The master key and sub key each have a transponder chip in their key head which is very important for the immobiliser system function, so be careful not to - 1999 Lexus GS 400 | Owners Manual - Page 31
AND DOORS Since a transponder chip is not built in this flat key, you cannot start the engine with this key. Use this key to release the lock in case you accidentally lock your keys inside the vehicle or trunk. Insert your flat key in its key case as shown. We recommend that you always carry this - 1999 Lexus GS 400 | Owners Manual - Page 32
DOORS 11L021-2 When using a key containing a transponder chip, observe the following precautions: D When starting the engine, do not use the key with a key ring resting on the key grip and do not press the key ring against the key grip. Otherwise the engine may not start, or may stop soon after - 1999 Lexus GS 400 | Owners Manual - Page 33
of other vehicles) and do not press other key plates against the key grip. Otherwise the engine may not start, or may stop soon after it starts. If this happens, remove the key once and then insert it again after taking off other transponder keys (including keys of other vehicles) from the ring or - 1999 Lexus GS 400 | Owners Manual - Page 34
other objects. D Do not leave the key exposed to high temperatures for a long period, such as on the dashboard and hood under the direct sunlight. D Do not put the key in water or wash it in an ultrasonic washer. D Do not use the key with electromagnetic materials. ENGINE IMMOBILISER SYSTEM 14 - 1999 Lexus GS 400 | Owners Manual - Page 35
KEYS AND DOORS 11L024-3 15 - 1999 Lexus GS 400 | Owners Manual - Page 36
the ignition switch, the security indicator light goes out and the system is canceled automatically, which enables the engine to start. For your Lexus dealer to make you a new key with built-in transponder chip, your dealer will need your key number and master key. However, there is a limit to the - 1999 Lexus GS 400 | Owners Manual - Page 37
KEYS AND DOORS For vehicles sold in Canada This device complies with RSS-210 of Industry Canada. Operation is subject to the following two conditions: (1) this - 1999 Lexus GS 400 | Owners Manual - Page 38
or 18 NOTE: *This feature can be set inoperative as vehicle theft deterrent measure in case of the loss of the wireless remote control key. Ask your Lexus dealer for details. When you operate any button on the key, push it slowly and surely. The operational range of the wireless remote control is - 1999 Lexus GS 400 | Owners Manual - Page 39
you push the "LOCK" button on the key briefly, all the doors can be locked from outside the vehicle. At this time, you can hear one beep.* However, with any door not closed securely. ***The turn signal lights can be set not to flash. Ask your Lexus dealer for details. NOTICE Do not push the "LOCK" - 1999 Lexus GS 400 | Owners Manual - Page 40
can be changed. Ask your Lexus dealer for details. At this time, two beeps sound.* Together with the activation of unlocking, the interior light comes on for 15 seconds if the interior light switch is in "DOOR" position.** However, this function does not work when the ignition key is in the "ON - 1999 Lexus GS 400 | Owners Manual - Page 41
you keep the button pushed for about 1 second, you can unlock the trunk lid.* One beep sounds. This function does not work when the ignition key is in the "ON" position. NOTE: *The operation method can be changed. Ask your Lexus dealer for details. 21 - 1999 Lexus GS 400 | Owners Manual - Page 42
moon roof The windows and moon roof can be operated using a wireless key from outside the vehicle.* NOTE: *The windows can be set inoperative. The moon roof can be set to slide open, tilt up or inoperative. Ask your Lexus dealer for details. NOTE: *The alarm can be set not to sound - 1999 Lexus GS 400 | Owners Manual - Page 43
any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful - 1999 Lexus GS 400 | Owners Manual - Page 44
KEYS AND DOORS - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. - Connect the equipment into an outlet on a circuit different - 1999 Lexus GS 400 | Owners Manual - Page 45
KEYS AND DOORS CAUTION Special care should be taken that small children do not swallow the removed battery or components. NOTICE When replacing the battery, be - 1999 Lexus GS 400 | Owners Manual - Page 46
KEYS AND DOORS 11L029-1 2. Remove the module from the key frame. 11L030-1 3. Remove the 2 screws to take out the lid of the module. 4. Take out the discharged battery and put a new battery with the positive side up. 26 - 1999 Lexus GS 400 | Owners Manual - Page 47
oils do not adhere to the inside of the module. D Take care not to lose the screws and O-ring. 5. Install the lid with the 2 screws. DOORS Locking with key NOTICE Take care not to damage or bend the O-ring when installing. 6. Install the module into the key frame and secure - 1999 Lexus GS 400 | Owners Manual - Page 48
in succession will unlock all doors simultaneously.* In the passenger's door lock, turning the key once will unlock all doors simultaneously. NOTE: *Unlocking by a 2-time operation can be changed. Ask your Lexus dealer for details. The windows and moon roof can be opened and closed from outside - 1999 Lexus GS 400 | Owners Manual - Page 49
KEYS AND DOORS Locking with inside lock button 11G004 " 1 Lock 2 Unlock Push in the lock button to lock button pushed in will also lock the door. Be careful not to lock your keys in the vehicle. The door will not lock if the key is left in the ignition switch when closing the front doors. 29 - 1999 Lexus GS 400 | Owners Manual - Page 50
KEYS AND DOORS CAUTION Before driving, make sure the doors are closed and locked, especially when small children are in the vehicle. Along with the proper use of seat belts, locking the doors helps prevent the driver and passengers from being thrown out from the vehicle during an accident. It also - 1999 Lexus GS 400 | Owners Manual - Page 51
KEYS AND DOORS Locking with power door lock switch 11G005 " 1 Lock 2 Unlock To lock all the doors simultaneously, push the power door lock switch on the front side. Pushing on the rear side will unlock them. The same switch is also equipped on the front passenger's side. 31 - 1999 Lexus GS 400 | Owners Manual - Page 52
KEYS AND DOORS Locking with rear door child-protector 11G006a Whenever small children are in the vehicle, lock the rear door so that it does not open from the inside. To do this, turn the knob to the "LOCK" position as shown and then close the door. 32 - 1999 Lexus GS 400 | Owners Manual - Page 53
KEYS AND DOORS 33 - 1999 Lexus GS 400 | Owners Manual - Page 54
SECTION INSTRUMENTS AND CONTROLS Switches Headlight switch ...Headlight dimmer and turn signal switch ...Fog light switch ...Windshield wiper and washer switch ...Headlight cleaner switch ...Rear window and outside rear view mirror defogger switch ...Power window switches ...Emergency flasher switch - 1999 Lexus GS 400 | Owners Manual - Page 55
.* Vehicles sold in U.S.A.: When the headlights are on, the headlight indicator lights up in the instrument cluster. Vehicles sold in Canada: When the tail lights are on, the tail light indicator lights up in the instrument cluster. Manually twist the knob to the second clickstop to turn on the - 1999 Lexus GS 400 | Owners Manual - Page 56
SWITCHES 12G001 36 - 1999 Lexus GS 400 | Owners Manual - Page 57
locked, pushing the "LOCK" button on the wireless remote control key turns off the headlights. Daytime Running Light System The headlights turn on at reduced intensity when the parking brake is released with the engine started, even with the light switch in the "OFF" position. They will not go off - 1999 Lexus GS 400 | Owners Manual - Page 58
only) 12G012 As the headlight beam level is always maintained automatically at the proper level in all loading conditions, your headlights do not dazzle other road users. If this system fails, the warning light in the instrument cluster comes on. If this occurs, have your vehicle checked by - 1999 Lexus GS 400 | Owners Manual - Page 59
SWITCHES For high beam, push the lever forward. Pull it back for low beam. For the headlight flasher, pull it further back. A blue light in the instrument cluster indicates high beam or headlight flasher is on. The headlight flasher works even when the headlight switch is off. 12L004 39 - 1999 Lexus GS 400 | Owners Manual - Page 60
move the lever up or down in the conventional manner. The ignition key must be in the "ON" position. The turn signal is self by moving the turn signal lever partway and holding it there. If the green light in the instrument cluster flashes faster than normal, it indicates that the front or rear - 1999 Lexus GS 400 | Owners Manual - Page 61
down until you reach the desired speed setting. The ignition key must be in the "ON" position. There are 3 interval adjuster upward to increase the wiping time interval between sweeps, and downward to of the lever. The low washer fluid warning light in the instrument cluster comes on when the fluid - 1999 Lexus GS 400 | Owners Manual - Page 62
the windshield, the wipers should be shifted from the retracted position to the rest position above the hood level. When the snow season is over, manually return the wipers to the retracted position following the procedure given below. 42 - 1999 Lexus GS 400 | Owners Manual - Page 63
SWITCHES 12G007 To shift the windshield wipers from retracted to rest position, hold the connection of the wiper arm and wiper blade and pull it upward along the windshield glass. NOTICE To prevent the wiper blades from being deformed, be sure to hold the connection of the wiper arm and wiper - 1999 Lexus GS 400 | Owners Manual - Page 64
SWITCHES 12G008 To return the windshield wipers to retracted position, push the connection of the wiper arm and wiper blade downward. NOTICE To prevent the wiper blades from being deformed, be sure to hold the connection of the wiper arm and wiper blade securely. 44 - 1999 Lexus GS 400 | Owners Manual - Page 65
SWITCH (CANADA ONLY) 12G009 To spray fluid on the headlights, push the switch with the headlights on. The ignition key must be in the "ON" position. The low washer fluid warning light in the instrument cluster comes on when the fluid level in the tank becomes nearly empty. For information on - 1999 Lexus GS 400 | Owners Manual - Page 66
To turn the electric rear window defogger on, push the switch. The ignition key must be in the "ON" position. The thin heater wires on the inside the switch is on. An indicator light is on when the defogger is operating. The system will automatically shut off when the defogger has operated about 15 - 1999 Lexus GS 400 | Owners Manual - Page 67
Since the mirror surfaces can get hot, keep your hands off them when the switch is on. If further defrosting or defogging is desired, simply actuate the switch again. When the surface has cleared, push the switch once again to turn the defogger off. Continuous use may cause the battery to - 1999 Lexus GS 400 | Owners Manual - Page 68
passengers' windows can also be controlled by the switches on the driver's door. The power windows work when the ignition key is in the "ON" position. Key off operation: Even if the ignition key is turned to the "ACC" or "LOCK" position, the window can be operated until any of the doors is - 1999 Lexus GS 400 | Owners Manual - Page 69
. Automatic operation: To fully raise or lower the window automatically, pull the switch fully up or push it fully down. To stop the window partway, lightly push or pull the switch in the opposite direction and then release it. Operating the window lock switch 12G004 "Indicator - 1999 Lexus GS 400 | Owners Manual - Page 70
vehicle The windows can be operated using an ignition key.* NOTE: *This feature can be set inoperative. Ask your Lexus dealer for details. 12L043-1 Insert the ignition key into the key hole on the driver's side. To close the windows: Turn the key in the locking direction and hold it. After the - 1999 Lexus GS 400 | Owners Manual - Page 71
operation using the ignition key from the outside, the window stops and is lowered if something gets caught between the window and window frame. If an impact is given to the window, this function may work without anything caught. CAUTION D Never try jamming any part of your body to make the jam - 1999 Lexus GS 400 | Owners Manual - Page 72
the following. D Always make sure the head, hands and other parts of the body of all occupants are kept completely inside the vehicle before you close Never leave small children alone in the vehicle, especially with the ignition key still inserted. They could use the power window switches and get - 1999 Lexus GS 400 | Owners Manual - Page 73
SWITCHES EMERGENCY FLASHER SWITCH 12G005 53 - 1999 Lexus GS 400 | Owners Manual - Page 74
will work with the engine running or off and with or without the ignition key. Turn on the emergency flashers to warn other drivers if you must stop your vehicle where it might be a traffic hazard. Always pull your vehicle as far off the road as possible. The turn signal light switch will not - 1999 Lexus GS 400 | Owners Manual - Page 75
SWITCHES " 1 For driver's seat seat 2 For front passenger's There is a heater switch for each front seat. Push the front of the switch to turn the heater on and push the rear side to turn it off. The ignition key must be in the "ON" position. 55 - 1999 Lexus GS 400 | Owners Manual - Page 76
. Use extra caution for; D Baby, small child, elderly person, sick person or handicapped person D Persons who have delicate skin D Persons who are exhausted D Persons who have taken alcohol or drugs which induce sleep (sleeping drug, cold remedy, etc.). To prevent the seat from overheating, do not - 1999 Lexus GS 400 | Owners Manual - Page 77
SWITCHES NOTICE D Do not put unevenly weighted objects on the seat and do not stick sharp objects (needles, nails, etc.) into the seat. D When cleaning the may damage the heater and seat surface. D To prevent the battery from being discharging, turn the switches on when the engine is running. 57 - 1999 Lexus GS 400 | Owners Manual - Page 78
SWITCHES 58 - 1999 Lexus GS 400 | Owners Manual - Page 79
SECTION INSTRUMENTS AND CONTROLS Gauges, meters and service reminder indicators Fuel gauge ...Engine coolant temperature gauge ...Tachometer ...Odometer and trip meter ...Service reminder indicators and warning buzzers ...Instrument panel light control ...60 61 63 64 65 76 1-3 59 - 1999 Lexus GS 400 | Owners Manual - Page 80
, the malfunction indicator lamp comes on. Fill the fuel tank immediately. The indicator lamp goes off after driving several times. If the indicator lamp does not go off, contact your Lexus dealer as soon as possible. See the inner back cover for fuel capacity and recommended fuel selection. 60 - 1999 Lexus GS 400 | Owners Manual - Page 81
GAUGES, METERS AND SERVICE REMINDER INDICATORS ENGINE COOLANT TEMPERATURE GAUGE 13G009 61 - 1999 Lexus GS 400 | Owners Manual - Page 82
speed or stopping after high speed driving. D Idling for a long period with the air conditioning on in stop-and-go traffic. NOTICE D Do not remove the thermostat in the engine cooling system as this may cause the engine to overheat. The thermostat is designed to control the flow of coolant to keep - 1999 Lexus GS 400 | Owners Manual - Page 83
per minute). Use it while driving to prevent engine overrevving. Driving with the engine running too fast causes excessive engine wear and poor fuel economy. Remember, in most cases the slower the engine speed, the greater the fuel economy. NOTICE Do not let the indicator needle get into - 1999 Lexus GS 400 | Owners Manual - Page 84
GAUGES, METERS AND SERVICE REMINDER INDICATORS ODOMETER AND TRIP METER 13G007 64 - 1999 Lexus GS 400 | Owners Manual - Page 85
records two different distances independently. For example, you can use one meter to calculate the fuel economy and the other to measure the distance on each trip. To change the trip meter indication if the electrical power source is disconnected. SERVICE REMINDER INDICATORS AND WARNING BUZZERS 65 - 1999 Lexus GS 400 | Owners Manual - Page 86
GAUGES, METERS AND SERVICE REMINDER INDICATORS IF THIS INDICATOR OR BUZZER COMES ON ... DO THIS. 66 - 1999 Lexus GS 400 | Owners Manual - Page 87
GAUGES, METERS AND SERVICE REMINDER INDICATORS (a) or If parking brake is off, stop and check. (f) Stop and check. (g) (Indicator and buzzer) (b) Fasten driver's seat belts. (h) Add engine oil. Take vehicle to Lexus dealer. Take vehicle to Lexus dealer. Close all doors. (Indicator and buzzer) - 1999 Lexus GS 400 | Owners Manual - Page 88
, METERS AND SERVICE REMINDER INDICATORS (n) Take vehicle to Lexus dealer. Take vehicle to Lexus dealer. Remove key. At a safe place, test your brakes by starting and stopping. D If you judge that the brakes still work adequately, drive cautiously to your nearest dealer or shop for repairs. D If the - 1999 Lexus GS 400 | Owners Manual - Page 89
AND SERVICE REMINDER INDICATORS CAUTION It is dangerous to continue driving normally when the brake fluid level is low. D Brake system failure warning The light may stay on for about 60 seconds after the engine is started. It is normal if it goes out after a while. If the brake system warning light - 1999 Lexus GS 400 | Owners Manual - Page 90
, inflators, seat belt pretensioners, warning light, interconnecting wiring and power sources. If either of the following conditions occurs, this indicates a malfunction somewhere in the parts monitored by the warning light system. Contact your Lexus dealer as soon as possible to service the vehicle - 1999 Lexus GS 400 | Owners Manual - Page 91
D If the belt is O.K., there is a problem somewhere in the charging system. The engine ignition will continue to operate, however, until the battery is discharged. Turn off the air conditioning, blower, radio, etc., and drive directly to the nearest Lexus dealer or repair shop. (f) Low Oil Pressure - 1999 Lexus GS 400 | Owners Manual - Page 92
system is not assisting brake performance so that the wheels could lock up during a sudden brake or braking on slippery road surfaces. NOTICE Continued engine operation with low engine oil will damage the engine. (h) Malfunction Indicator Lamp This lamp comes on in the following cases. a. The fuel - 1999 Lexus GS 400 | Owners Manual - Page 93
occurs, immediately stop your vehicle at a safe place and contact your Lexus dealer. D The brake system warning light stays on even with the parking brake being released. D The brake system warning light and buzzer come on. In either case, the brakes may not work properly. If they do not work well - 1999 Lexus GS 400 | Owners Manual - Page 94
system. If the "VSC" warning light and "VSC OFF" indicator light come on, have your vehicle checked by Lexus dealer as soon as possible. The lights will come on when the ignition key is turned to "ON", and will go off after about a few seconds. The lights may come on for 60 seconds after the engine - 1999 Lexus GS 400 | Owners Manual - Page 95
6 seconds. or The following service reminder indicators go off after a few seconds. 4. Turn the ignition key to "ON". The following service reminder indicators should come on. or The lights other than the slip indicator light may come on for about 60 seconds after the engine is started. It is 75 - 1999 Lexus GS 400 | Owners Manual - Page 96
service reminder indicator or warning buzzer does not function, either the bulb is burned out or circuit is in need of repair. Have it checked by your Lexus dealer as soon as possible. INSTRUMENT PANEL LIGHT brightness of the displays on the audio and air conditioning systems using this knob. 76 - 1999 Lexus GS 400 | Owners Manual - Page 97
SECTION INSTRUMENTS AND CONTROLS Interior equipment Vanity mirrors ...Interior lights ...Personal lights ...Ignition switch light ...Clock ...Cigarette lighter and ashtray ...Power outlet ...Glove box ...Garage door opener ...Cup holders ...Floor mat ...Luggage stowage precautions ...77 80 80 82 83 - 1999 Lexus GS 400 | Owners Manual - Page 98
INTERIOR EQUIPMENT 14G001 To use the vanity mirrors, swing the sun visor down and open the cover. The vanity light comes on when you open the cover. Sun visors 14G002 78 - 1999 Lexus GS 400 | Owners Manual - Page 99
hook and swing it to the side. To block out glare coming obliquely from behind you, slide the visor backwards. At this position, the vanity light does not come on. 79 - 1999 Lexus GS 400 | Owners Manual - Page 100
for about 15 seconds and then goes out. However, in the following cases, the light goes out immediately: 1. All the doors are closed when the ignition key is in "ACC" or "ON" position. 2. The ignition key is turned to "ACC" or "ON" when the light is still on. 3. All the doors are locked when the - 1999 Lexus GS 400 | Owners Manual - Page 101
INTERIOR EQUIPMENT 14G004-1 Rear 14G006 To turn on the personal light, push the switch. To turn it off, push the switch again. 81 - 1999 Lexus GS 400 | Owners Manual - Page 102
the ignition switch, the ignition switch light comes on when any of the doors are opened. The light remains on for about 15 seconds and goes out after all the doors are closed. However, the light goes out immediately when all the doors are locked or the ignition key is in the "ACC" or - 1999 Lexus GS 400 | Owners Manual - Page 103
":00" button. For example, if the ":00" button is pressed when the time is between 9:30 - 9:59 or between 10:01 - 10:29, the time will change to 10:00. With the tail lights on, the background brightness of the time indication will be reduced. If the electrical power source has been disconnected from - 1999 Lexus GS 400 | Owners Manual - Page 104
lighter. When it becomes heated, it automatically pops out ready for use. Do not hold the cigarette lighter pressed in. If the engine is not running, the ignition key must be in the "ACC" position. When finished with your cigarette, thoroughly extinguish it in the ashtray to prevent other cigarette - 1999 Lexus GS 400 | Owners Manual - Page 105
, push it back in or close the lid completely. To remove the ashtray, just pull it up. CAUTION To reduce the chance of injury in case of an accident or sudden stop while driving, always close the ashtray completely after using. 85 - 1999 Lexus GS 400 | Owners Manual - Page 106
INTERIOR EQUIPMENT POWER OUTLET 14L020a The power outlet is designed for power supply for car accessories. The ignition key must be in the "ACC" or "ON" position for the power outlet to be from being discharged, do not use the power outlet longer than necessary when the engine is not running. 86 - 1999 Lexus GS 400 | Owners Manual - Page 107
the lever. To lock the glove box door, insert the master key and turn it clockwise. With the tail lights on, the glove box light will come on when the glove box door is open. CAUTION To reduce the chance of injury in case of an accident or a sudden stop, always keep the glove - 1999 Lexus GS 400 | Owners Manual - Page 108
INTERIOR EQUIPMENT GARAGE DOOR OPENER The garage door opener is manufactured under license from HomeLinkR and can be programmed to operate garage doors, estate gates, security lighting, etc. (a) Programming HomeLinkR 14G015-1 88 - 1999 Lexus GS 400 | Owners Manual - Page 109
or the memorized data programmed by the former owner. Follow the procedure in "(c) Erasing the garage door opener memory". 1. Decide which one of the 3 buttons you want to program. Push and hold down the button for about 20 seconds until the indicator light begins to flash. While holding this button - 1999 Lexus GS 400 | Owners Manual - Page 110
opener Push the appropriate button to activate the garage door opener. The indicator light comes on. The garage door opener continues to send the signal for up to has been tested and complies with FCC and DOC/MDC rules. Changes or modifications not expressly approved by the partly responsible for - 1999 Lexus GS 400 | Owners Manual - Page 111
INTERIOR EQUIPMENT CUP HOLDERS 14G011a "Front To use the cup holder, open the cup holder lid. You can use it as an accessory box by removing the holder inside. 91 - 1999 Lexus GS 400 | Owners Manual - Page 112
thrown about in the compartment and possibly injure people in the vehicle during sudden braking or an accident. D To reduce the chance of injury in case of an accident or sudden stop while driving, keep the cup holder closed when not in use. 92 - 1999 Lexus GS 400 | Owners Manual - Page 113
INTERIOR EQUIPMENT FLOOR MAT 14G014 Use a floor mat of the correct size. If the floor carpet and floor mat have a hole, then it is designed for use with a locking clip. Fix the floor mat with locking clip into the hole in the floor carpet. 93 - 1999 Lexus GS 400 | Owners Manual - Page 114
INTERIOR EQUIPMENT 14G013-1 CAUTION Make sure the floor mat is properly placed on the floor carpet. If the floor mat slips and interferes with the movement of the pedals during driving, it may cause an accident. 94 - 1999 Lexus GS 400 | Owners Manual - Page 115
level. Placing the weight as far forward as possible helps maintain vehicle balance. D For better fuel economy, do not carry unnecessary weight. CAUTION D Do . Or they may move during sharp vehicle acceleration or turning, and impair the driver's control of the vehicle. In an accident - 1999 Lexus GS 400 | Owners Manual - Page 116
INTERIOR EQUIPMENT NOTICE Do not load the vehicle beyond the vehicle capacity weight specified on the tire pressure label. 96 - 1999 Lexus GS 400 | Owners Manual - Page 117
SECTION INSTRUMENTS AND CONTROLS Exterior equipment Hood ...98 Trunk lid ...100 Fuel tank cap ...102 Moon roof ...105 1-5 97 - 1999 Lexus GS 400 | Owners Manual - Page 118
EXTERIOR EQUIPMENT HOOD 15G001 To open the hood, pull the hood lock release lever under the instrument panel. The hood will spring up slightly. 15G013 Insert your fingers under the hood, push up the auxiliary catch lever and lift the hood. 98 - 1999 Lexus GS 400 | Owners Manual - Page 119
EXTERIOR EQUIPMENT Before closing the hood, check to see that you have not forgotten any tools, rags, etc. Then lower the hood and make sure it locks. CAUTION Before driving, be sure that the hood is closed and securely locked. Otherwise, the hood may open unexpectedly while driving and an accident - 1999 Lexus GS 400 | Owners Manual - Page 120
LID 15G003-1 To unlock the trunk lid, insert the master key and turn it clockwise. To close the trunk lid, lower make sure it is securely closed. The trunk lid can be unlocked using the wireless remote control key. For details, see page 21. CAUTION Keep the trunk lid closed while driving. This not - 1999 Lexus GS 400 | Owners Manual - Page 121
EXTERIOR EQUIPMENT Trunk lid opener 15G004 " 1 Main switch 2 Operative 3 Inoperative To open the trunk lid while sitting in the driver's seat, pull the lever with the main switch not pushed in. 101 - 1999 Lexus GS 400 | Owners Manual - Page 122
EXTERIOR EQUIPMENT 15G005 1 2 If you do not want to activate the trunk lid opener system, push in the main switch. To activate the system, insert the master key and turn it counterclockwise. FUEL TANK CAP To protect things put in the trunk, when you have your vehicle parked, push in the main - 1999 Lexus GS 400 | Owners Manual - Page 123
under the instrument panel. When refueling, turn off the engine. CAUTION D Do not smoke, cause sparks or allow open flames when refuelling. The fumes are flammable. D When opening the cap, do not remove the cap quickly. In hot weather, fuel under pressure could cause injury by spraying out of the - 1999 Lexus GS 400 | Owners Manual - Page 124
lamp goes off after driving several times. If the indicator lamp does not go off, contact your Lexus dealer as soon as possible. CAUTION D Make sure the cap is tightened securely to prevent fuel spillage in case of an accident. D Use only a genuine Lexus fuel tank cap for replacement. It has - 1999 Lexus GS 400 | Owners Manual - Page 125
EXTERIOR EQUIPMENT In case the opener is not actuated 15G008a Pull the manual lever toward the back. This is used in case the fuel filler door cannot be opened due to a discharged battery or other trouble. MOON ROOF 15G011-1 105 - 1999 Lexus GS 400 | Owners Manual - Page 126
back. The moon roof will fully open. To stop partway, push the same switch or "TILT" switch. The sun shade can be opened or closed manually. However, if you open the moon roof, the sun shade will be opened with the moon roof. To close the moon roof, push the switch - 1999 Lexus GS 400 | Owners Manual - Page 127
roof: Turn the key in the unlocking direction and hold it. After the door is unlocked, the moon roof begins to open. To stop in the middle, return the key. NOTE: *This feature can be set inoperative, or sliding open or tilting up can be selected. Ask your Lexus dealer for details. 107 - 1999 Lexus GS 400 | Owners Manual - Page 128
roof opening. If an impact is given to the moon roof, this function may work without anything caught. CAUTION D Never try jamming any part of your body to make the jam protection function work intentionally. D The jam protection function may not work when something gets caught just before the moon - 1999 Lexus GS 400 | Owners Manual - Page 129
D Always make sure nobody places his/her head, hands and other parts of the body in the roof opening before you close the roof. If someone's D Never leave small children alone in the vehicle, especially with the ignition key still inserted. They could use the moon roof switches and get trapped in - 1999 Lexus GS 400 | Owners Manual - Page 130
restraints ...Tilt and telescopic steering wheell ...Outside rear view mirrors ...Inside rear view mirror ...Seat belts ...Supplemental restraint system (SRS) ...Child restraint ...Driving position memory system ...110 117 122 124 128 130 140 165 191 1-6 FRONT SEATS Front seat precautions 110 - 1999 Lexus GS 400 | Owners Manual - Page 131
airbags. Such changes may disable the system, or cause the side airbags to inflate, resulting in death or serious injury. Consult your Lexus dealer. D Do not use accessories for the seats which cover the parts where the side airbags should inflate. Such accessories may prevent the side airbags from - 1999 Lexus GS 400 | Owners Manual - Page 132
adjustment precautions Adjust the driver's seat so that the foot pedals, steering wheel and instrument panel controls are within easy reach of the driver. CAUTION D not operate the control switch in more than one dimension at a time. It may cause electrical overload. Adjusting front seats 112 - 1999 Lexus GS 400 | Owners Manual - Page 133
COMFORT ADJUSTMENT 16G001-1 113 - 1999 Lexus GS 400 | Owners Manual - Page 134
COMFORT ADJUSTMENT " 1 Seat position control switch, seat cushion angle and height control switch 2 Seatback angle control switch 3 Lumbar support control switch Adjusting seat position 16G002 Move the control switch in the desired direction. Releasing the switch will stop the seat in that - 1999 Lexus GS 400 | Owners Manual - Page 135
or rear collision when the driver and the passenger are sitting up straight and well back in the seats. If you are reclined, the lap belt may slide past your hips and apply restraint forces directly to the abdomen. Therefore, in the event of a frontal collision, the risk of personal injury - 1999 Lexus GS 400 | Owners Manual - Page 136
COMFORT ADJUSTMENT Adjusting seat cushion angle and height 16G004-2 Move the control switch in the desired direction. Releasing the switch will stop the seat cushion in that position. 116 - 1999 Lexus GS 400 | Owners Manual - Page 137
COMFORT ADJUSTMENT Adjusting lumbar support 16G005 Push the control switch on either side. The amount of lumbar support will change as long as the switch is pushed. HEAD RESTRAINTS Front seats 16G006-1 117 - 1999 Lexus GS 400 | Owners Manual - Page 138
COMFORT ADJUSTMENT To raise the head restraint, pull it up. To lower it, press the lock release button and push the head restraint down. To move the head restraint forward or rearward, pull or push on the top. The head restraint is most effective when it is close to your head. Therefore, using a - 1999 Lexus GS 400 | Owners Manual - Page 139
COMFORT ADJUSTMENT CAUTION D Adjust the center of the head restraint so that it is closest to the top of your ears. D After adjusting the head restraint, make sure it is locked in position. D Do not drive with the head restraints removed. 119 - 1999 Lexus GS 400 | Owners Manual - Page 140
COMFORT ADJUSTMENT Rear seats 16G007 "Outside rear seats To raise the head restraint, pull it up. To lower it, press the lock release button and push the head restraint down. To move the head restraint forward or rearward, pull or push on the top. 16G009-1 120 - 1999 Lexus GS 400 | Owners Manual - Page 141
COMFORT ADJUSTMENT "Center rear seat To raise the head restraint, pull it up. To lower it, press the lock release button and push the head restraint down. The head restraint is most effective when it is close to your head. Therefore, using a cushion on the seatback is not recommended. CAUTION D - 1999 Lexus GS 400 | Owners Manual - Page 142
COMFORT ADJUSTMENT TILT AND TELESCOPIC STEERING WHEEL Adjustment of steering wheel tilt 16G010 To adjust the tilt of the steering wheel, push the control switch upward or downward to set it to the desired position. CAUTION Do not adjust the steering wheel while the vehicle is moving. 122 - 1999 Lexus GS 400 | Owners Manual - Page 143
COMFORT ADJUSTMENT Adjustment of telescopic steering column 16G011 To adjust the steering column length, push the control switch forward or backward to set the steering wheel to the desired position. CAUTION Do not adjust the steering column while the vehicle is moving. 123 - 1999 Lexus GS 400 | Owners Manual - Page 144
is removed, the steering column moves forward away from the driver and also tilts up for easy exit and entry. When the key is inserted in the ignition switch, the steering column returns to the previously set position. OUTSIDE REAR VIEW MIRRORS NOTE: *This feature can be set - 1999 Lexus GS 400 | Owners Manual - Page 145
COMFORT ADJUSTMENT Adjust the mirror so that you can just see the side of your vehicle in the mirror. When the inside rear view mirror darkens in "AUTO" mode, the outside rear view mirrors also darken to reduce the reflection of the headlights of the following vehicle. For details, see "Inside rear - 1999 Lexus GS 400 | Owners Manual - Page 146
master switch at "L" (left) or "R" (right), and push the control switch on the desired side. The power rear view mirror can be adjusted when the key is in the "ACC" or "ON" position. NOTICE If ice should jam the mirror, do not operate the control or scrape the mirror face. Use - 1999 Lexus GS 400 | Owners Manual - Page 147
COMFORT ADJUSTMENT 16G014 To fold the rear view mirror, push backward. The rear view mirrors can be folded backward for parking in restricted areas. CAUTION Do not drive with the mirrors folded backward. Both the driver and passenger side rear view mirrors must be extended and properly adjusted - 1999 Lexus GS 400 | Owners Manual - Page 148
COMFORT ADJUSTMENT INSIDE REAR VIEW MIRROR 16G015a 128 - 1999 Lexus GS 400 | Owners Manual - Page 149
to reduce the reflected light. When the inside rear view mirror surface changes, the outside rear view mirror surfaces will also become darker. When the ignition key is inserted and turned on, the inside rear view mirror always turns on in the "AUTO" mode. When the outside air temperature is low, it - 1999 Lexus GS 400 | Owners Manual - Page 150
SEAT BELTS Seat belt precautions Lexus strongly urges that the driver and passengers in the vehicle be properly restrained at all times with the seat belts provided. Failure to do so could increase the chance of injury and/or the severity of injury in accidents. Child. Use a child restraint system - 1999 Lexus GS 400 | Owners Manual - Page 151
seatback angle.") D Be careful not to damage the belt webbing or hardware. Take care that they do not get caught or pinched in the seat or doors. D Inspect the belt system periodically. Check for cuts, fraying, and loose parts. Damaged parts should be replaced. Do not disassemble or modify the - 1999 Lexus GS 400 | Owners Manual - Page 152
weaken the belts. (See "Cleaning the interior" on page 471 for instructions.) D Replace the belt assembly (including belt, pull it out of the retractor and insert the tab into the buckle. You will hear a click when the tab locks into the buckle. The seat belt length automatically adjusts to your size - 1999 Lexus GS 400 | Owners Manual - Page 153
and cannot be extended. This feature is used to hold the child restraint system securely. (For details, see "Child restraint" on page 165.) To free the belt again, fully retract the belt and then pull the belt out once more. If the seat belt cannot be pulled out of the retractor, firmly pull the - 1999 Lexus GS 400 | Owners Manual - Page 154
, etc. in the buckle as this may prevent you from properly latching the tab and buckle. D If the seat belt does not function normally, immediately contact your Lexus dealer. Do not use the seat until the seat belt is fixed. It cannot protect an adult occupant or your child from injury. 16G017 134 - 1999 Lexus GS 400 | Owners Manual - Page 155
shoulder portion upward through the latch plate. CAUTION D High-positioned lap belts and loose-fitting belts both could cause severe injuries due to sliding under the lap belt during a collision or other unintended result. Keep the lap belt positioned as low on hip as possible. D For your safety - 1999 Lexus GS 400 | Owners Manual - Page 156
anchor position to your size. To raise the anchor position, push the anchor up. To lower the anchor position, support the anchor while you in position. CAUTION Always make sure the shoulder belt is positioned across the center of your shoulder. The belt should be kept away from your neck, but - 1999 Lexus GS 400 | Owners Manual - Page 157
. Additional ordering information is available at your Lexus dealer. CAUTION When using the seat belt extender, observe the following. Failure to follow these instructions could result in less effectiveness of the seat belt restraint system in case of vehicle accident, increasing the chance of - 1999 Lexus GS 400 | Owners Manual - Page 158
outward as shown. You will hear a click when the tab locks into the buckle. When releasing the seat belt, press on the buckle release button on the extender, not on the seat belt. This helps prevent damage to the vehicle interior and extender itself. When not in use, remove the extender and - 1999 Lexus GS 400 | Owners Manual - Page 159
, clips, etc. in the buckle as this may prevent you from properly latching the tab and buckle. D If the seat belt does not function normally, immediately contact your Lexus dealer. Do not use the seat until the seat belt is fixed. It cannot protect an adult occupant or your child from injury. 139 - 1999 Lexus GS 400 | Owners Manual - Page 160
COMFORT ADJUSTMENT SUPPLEMENTAL RESTRAINT SYSTEM (SRS) The Supplemental Restraint System (SRS) consists of driver and front passenger airbags, side airbags and seat belt pretensioners. The combination of these 3 systems is designed to provide further protection for the driver and front passenger - 1999 Lexus GS 400 | Owners Manual - Page 161
front passenger's heads or chests from directly hitting the steering wheel or dashboard. Seat belt pretensioners: In response to a severe frontal impact, the seat belts are quickly drawn back in by the retractors so that the belts snugly restrain the driver and front passenger. The front passenger - 1999 Lexus GS 400 | Owners Manual - Page 162
. Lexus strongly recommends that: D The driver sit as far back as possible from the steering wheel while still maintaining control of the vehicle. D The front passenger sit as far back as possible from the dashboard. D All vehicle occupants be properly restrained using the available seat belts - 1999 Lexus GS 400 | Owners Manual - Page 163
"Side airbags Side airbags: In response to a severe side impact, the side airbag for the driver or front passenger works together with the seat belt to help preventing or reducing injury by inflating, in order to decrease the impact mainly on the driver or front passenger's chest. The side airbag - 1999 Lexus GS 400 | Owners Manual - Page 164
ADJUSTMENT CAUTION SRS side airbags inflate with considerable force. To avoid potential death or serious injury during inflation of a side airbag, Lexus strongly recommends that the driver and front passenger; D Wear their seat belt. D Remain properly seated with their back against the seat at all - 1999 Lexus GS 400 | Owners Manual - Page 165
. The SRS warning light system monitors the airbag sensor assemblies, front airbag sensors, inflators, seat belt pretensioners, warning light, interconnecting wiring and power sources. (For details, see "Service reminder indicators and warning buzzers" on page 65 for instructions.) 16G023 145 - 1999 Lexus GS 400 | Owners Manual - Page 166
the illustration. There may be the case that the driver and passenger airbags and seat belt pretensioners will not activate with such an the above threshold level, the driver and front passenger airbags and seat belt pretensioners may not work. However, this threshold velocity will be considerably - 1999 Lexus GS 400 | Owners Manual - Page 167
COMFORT ADJUSTMENT 16G024 " 1 Collision from the rear 2 Vehicle rollover The driver and front passenger airbags and seat belt pretensioners are not designed to inflate if the vehicle is subjected to a rear impact, if it rolls over, or if it is involved in a low- - 1999 Lexus GS 400 | Owners Manual - Page 168
an angle 2 Collision from the side to the vehicle body other than the passenger compartment The side airbags may not inflate if the vehicle is subjected to a collision from the side at an angle, or a collision to the side of the vehicle body other than the passenger compartment, which impact is not - 1999 Lexus GS 400 | Owners Manual - Page 169
COMFORT ADJUSTMENT 16G109 " 1 Collision from the front 2 Collision from the rear 3 Vehicle rollover The SRS side airbags are not designed to inflate if the vehicle is subjected to a front or rear impact, if it rolls over, or if it is involved in a low-speed side collision. 149 - 1999 Lexus GS 400 | Owners Manual - Page 170
16G108 " 1 Hitting a curb, edge of pavement or hard material 2 Falling into or jumping over a deep hole 3 Landing hard or vehicle falling The SRS may operate if a serious impact occurs to the underside of your vehicle. Some examples are shown in the illustration. If the impact on the body of the - 1999 Lexus GS 400 | Owners Manual - Page 171
COMFORT ADJUSTMENT 16G056-1 151 - 1999 Lexus GS 400 | Owners Manual - Page 172
airbag sensor assembly 4 Seat belt pretensioner 5 Airbag module for driver (airbag and inflator) 6 SRS warning light 7 Airbag sensor assembly 8 the system is designed to reduce serious injuries, it may also cause minor burns or abrasions and swellings. Parts of the airbag module (steering wheel hub - 1999 Lexus GS 400 | Owners Manual - Page 173
thrown out of the vehicle. For instructions and precautions concerning the seat belt system, see "Seat belts" on page 130. D Improperly seated who is too small to use a seat belt should be properly secured using a child restraint system. Lexus strongly recommends that all infants and children be - 1999 Lexus GS 400 | Owners Manual - Page 174
COMFORT ADJUSTMENT 16G057a D Never put a rear-facing child restraint system on the front seat because the force of the rapid inflation of the front passenger airbag can cause death or serious injury to the child. 154 - 1999 Lexus GS 400 | Owners Manual - Page 175
the front door even if the child is seated in a child restraint system. It is dangerous if the side airbag inflates, and the impact could cause death or serious injury to the child. For instructions concerning the installation of a child restraint system, see "Child restraint" on page 165. 155 - 1999 Lexus GS 400 | Owners Manual - Page 176
COMFORT ADJUSTMENT 16G029 D Do not sit on the edge of the seat or lean over the dashboard when the vehicle is in use. The airbags inflate with considerable speed and force; you may be killed or seriously injured. Sit up straight and well back in the seat, and always use your seat belt. 156 - 1999 Lexus GS 400 | Owners Manual - Page 177
the vehicle is in use. The side airbag inflates with considerable speed and force; you may be killed or seriously injured. D Do not apply excessive weight to the outer side of the front seats on vehicles with side airbags. D The child head should not be leaned against the vicinity of the - 1999 Lexus GS 400 | Owners Manual - Page 178
speed and force; the child may be killed or seriously injured. D Do not hold a child on your lap or in your arms. Use a child restraint system in the rear seat. For instructions concerning the installation of a child restraint system, see "Child restraint" on page 165. 158 - 1999 Lexus GS 400 | Owners Manual - Page 179
COMFORT ADJUSTMENT 16G032 D Do not put objects or your pets on or in front of the dashboard or steering wheel pad that houses the driver and front passenger airbag system. They might restrict inflation or cause death or serious injury as they are projected rearward by the force of the deploying - 1999 Lexus GS 400 | Owners Manual - Page 180
COMFORT ADJUSTMENT 16G033 D Do not attach a cup holder or any other device on or around the door. When the side airbag inflates, the cup holder or any other device will be thrown with great force, or the side airbag may not activate correctly, resulting in death or serious injury. Likewise, the - 1999 Lexus GS 400 | Owners Manual - Page 181
airbags. Such changes may disable the system or cause the side airbags to inflate, resulting in death or serious injury. Consult your Lexus dealer. Failure to follow these instructions can result in death or serious injuries. NOTICE Do not perform any of the following changes without consulting - 1999 Lexus GS 400 | Owners Manual - Page 182
of operating problems. If either of the following conditions occurs, this indicates a malfunction of the airbags and/or seat belt pretensioners. Even if the seat belt pretensioners should fail, the seat belts will operate conventionally. Contact your Lexus dealer as soon as possible to service the - 1999 Lexus GS 400 | Owners Manual - Page 183
COMFORT ADJUSTMENT 16G034-1 163 - 1999 Lexus GS 400 | Owners Manual - Page 184
ADJUSTMENT In the following cases, contact your Lexus dealer as soon as possible: D Any of the SRS airbags have been inflated. D If either front seat belt does not retract or cannot be pulled out due to a malfunction or activation of the pretensioner. D The front seat belt retractor assembly or - 1999 Lexus GS 400 | Owners Manual - Page 185
Lexus strongly urges the use of child restraint systems for children small enough to use them. The laws of all fifty states in the U.S.A. and Canada now require the use of a child restraint system . Your vehicle conforms to SAE J1819. If a child is too large for a child restraint system, - 1999 Lexus GS 400 | Owners Manual - Page 186
in automobile accidents and sudden stops, children must be properly restrained using a seat belt or child restraint depending on age and size. Holding a child in your arms is not a substitute for a child restraint system. In an accident, the child can be crushed against the windshield, or between - 1999 Lexus GS 400 | Owners Manual - Page 187
lap portion of the lap/shoulder belt. You must carefully consult the manufacturer's instructions which accompany by your child restraint system. To provide proper restraint, use a child restraint system following the manufacturer's instructions about the appropriate age and size of the child for the - 1999 Lexus GS 400 | Owners Manual - Page 188
inflates, and the impact could cause death or serious injury to the child. D After installing the child restraint system, make sure it is secured in place according to the manufacturer's instructions. If it is not restrained securely, it may cause death or serious injury to the child in the event - 1999 Lexus GS 400 | Owners Manual - Page 189
system, keep it secured with the seat belt instructions about how to install the anchor bracket, see "Top strap anchors and locations". If your child restraint system does not provide any of the necessary parts, you can purchase the following items from your Lexus dealer. D CRS installation kit (Part - 1999 Lexus GS 400 | Owners Manual - Page 190
COMFORT ADJUSTMENT Types of child restraint system Child restraint systems are classified into the following 3 types depending on the child's age and size. (A) Infant seat (B) Convertible seat (C) Booster seat Install the child restraint system following the instructions provided by its manufacturer - 1999 Lexus GS 400 | Owners Manual - Page 191
COMFORT ADJUSTMENT (B) Convertible seat 16G035 (C) Booster seat 16G037 171 - 1999 Lexus GS 400 | Owners Manual - Page 192
COMFORT ADJUSTMENT INSTALLATION WITH 3-POINT TYPE SEAT BELT (A) Infant seat installation 16G066a An infant seat is used in rear-facing position only. 172 - 1999 Lexus GS 400 | Owners Manual - Page 193
COMFORT ADJUSTMENT 16G057a CAUTION Never put a rear-facing child restraint system in the front seat because the force of the rapid inflation of the front passenger airbag can cause death or serious injury to the child. 173 - 1999 Lexus GS 400 | Owners Manual - Page 194
COMFORT ADJUSTMENT 16G067 1. Run the lap and shoulder belt through or around the infant seat following the instructions provided by its manufacturer and inserting the tab into the buckle taking care not to twist the belt. Keep the lap portion of the belt tight. 174 - 1999 Lexus GS 400 | Owners Manual - Page 195
. in the buckle as this may prevent you from properly latching the tab and buckle. D If the seat belt does not function normally, immediately contact your Lexus dealer. Do not use the seat until the seat belt is fixed. It cannot protect your child from injury. 16G068 2. Fully extend the shoulder - 1999 Lexus GS 400 | Owners Manual - Page 196
COMFORT ADJUSTMENT 16G069 3. While pressing the infant seat firmly against the seat cushion and seatback, let the shoulder belt retract as far as it will go to hold the infant seat securely. 176 - 1999 Lexus GS 400 | Owners Manual - Page 197
COMFORT ADJUSTMENT 16G070 CAUTION Push and pull the child restraint system in different directions to be sure it is secure. Follow all the installation instructions provided by its manufacturer. 16G042 177 - 1999 Lexus GS 400 | Owners Manual - Page 198
infant seat, press the buckle-release button and allow the belt to retract completely. The belt will move freely again and be ready to work for an on the age and size of the child. When installing, follow the manufacturer's instructions about the appropriate age and size of the child as well - 1999 Lexus GS 400 | Owners Manual - Page 199
COMFORT ADJUSTMENT 16G058-2 CAUTION D Never put a rear-facing child restraint system in the front seat because the force of the rapid inflation of the front passenger airbag can cause death or serious injury to the child. 179 - 1999 Lexus GS 400 | Owners Manual - Page 200
16G059-2 "Move seat fully back D A forward-facing child restraint system should be put on the front seat only when it is around the front door even if the child is seated in a child restraint system. It is dangerous if the side airbag inflates, and the impact could cause death or serious injury - 1999 Lexus GS 400 | Owners Manual - Page 201
COMFORT ADJUSTMENT 16G046 1. Run the lap and shoulder belt through or around the convertible seat following the instructions provided by its manufacturer and inserting the tab into the buckle taking care not to twist the belt. Keep the lap portion of the belt tight. 181 - 1999 Lexus GS 400 | Owners Manual - Page 202
. in the buckle as this may prevent you from properly latching the tab and buckle. D If the seat belt does not function normally, immediately contact your Lexus dealer. Do not use the seat until the seat belt is fixed. It cannot protect your child from injury. 16G047 2. Fully extend the shoulder - 1999 Lexus GS 400 | Owners Manual - Page 203
COMFORT ADJUSTMENT 16G048 3. While pressing the convertible seat firmly against the seat cushion and seatback, let the shoulder belt retract as far as it will go to hold the convertible seat securely. 183 - 1999 Lexus GS 400 | Owners Manual - Page 204
COMFORT ADJUSTMENT 16G049 CAUTION Push and pull the child restraint system in different directions to be sure it is secure. Follow all the installation instructions provided by its manufacturer. 16G050 184 - 1999 Lexus GS 400 | Owners Manual - Page 205
COMFORT ADJUSTMENT 4. To remove the convertible seat, press the buckle-release button and allow the belt to retract completely. The belt will move freely again and be ready to work for an adult or older child passenger. (C) Booster seat installation 16G037 A booster seat is used in - 1999 Lexus GS 400 | Owners Manual - Page 206
COMFORT ADJUSTMENT 16G052 "Move seat fully back 186 - 1999 Lexus GS 400 | Owners Manual - Page 207
COMFORT ADJUSTMENT CAUTION A forward-facing child restraint system should be put on the front seat only when it is door or around the front door even if the child is seated in a child restraint system. It is dangerous if the side airbag inflates, and the impact could cause death or serious injury - 1999 Lexus GS 400 | Owners Manual - Page 208
belt through or around the booster seat and child following the instructions provided by its manufacturer and insert the tab into the buckle. Make sure the shoulder belt the seat belt does not function normally, immediately contact your Lexus dealer. Do not use the seat until the seat belt is fixed. - 1999 Lexus GS 400 | Owners Manual - Page 209
press the buckle-release button and allow the belt to retract. Top strap anchors and locations 16G060 If your child restraint system requires the use of a top strap, latch the hook onto the anchor bracket and tighten the top strap. See the following instructions to install the anchor bracket. 189 - 1999 Lexus GS 400 | Owners Manual - Page 210
COMFORT ADJUSTMENT 16G061a " 1 26 mm (1.0 in.) 2 400 mm (15.7 in.) 1. Run your fingers across the trim of the filler panel to locate the holes underneath it in the positions shown above. 2. Make a hole in the covering directly above the hole in the filler panel. 190 - 1999 Lexus GS 400 | Owners Manual - Page 211
any of the 3 anchor locations shown in the illustration. DRIVING POSITION MEMORY SYSTEM The micro computer can memorize the position of the driver's seat, and the in the computer's memory can only be done when the ignition key is in the "ON" position and the selector lever is in the - 1999 Lexus GS 400 | Owners Manual - Page 212
pressing the remaining button, the driving position for another driver can be recorded. To set a new memorized position, select the desired position and perform step 2. The previous memory will be erased and the new position will be set. To make only slight changes to an already memorized position - 1999 Lexus GS 400 | Owners Manual - Page 213
COMFORT ADJUSTMENT Activating a memorized position 16G065a When you push button "1" or "2", the driving position will be automatically adjusted to the position recorded for that button. 193 - 1999 Lexus GS 400 | Owners Manual - Page 214
key "ON" and selector lever in "P" position. All parts of the memorized positions can be activated. However, if the brake pedal is being depressed, the seat position will not change. D Key the system, push the desired button ("1" or "2") again. The driving position memory control system cannot be - 1999 Lexus GS 400 | Owners Manual - Page 215
the adjustments are being made. D Take care not to select the wrong button, or the seat could strike the rear passenger or hit your body against the steering wheel. If this happens, you can stop the movement by pressing another driving position memory switch, or depressing the brake pedal. 195 - 1999 Lexus GS 400 | Owners Manual - Page 216
COMFORT ADJUSTMENT 196 - 1999 Lexus GS 400 | Owners Manual - Page 217
the doors, trunk or hood is forcibly unlocked or the battery terminal is disconnected and then reconnected while the vehicle is locked.* NOTE: *The system operating condition can be changed. Ask your Lexus dealer for details. The alarm blows the horn intermittently and flashes the headlights, tail - 1999 Lexus GS 400 | Owners Manual - Page 218
THEFT DETERRENT 17G001 Setting the system 1. Turn the ignition key to the "LOCK" position and remove it. The indicator light flashes by means of the engine immobiliser system. 198 - 1999 Lexus GS 400 | Owners Manual - Page 219
remote control, the turn signals flash twice.* Testing the system 1. Open all the windows. 2. Set the system as described above. The front doors should be locked with the ignition key or wireless remote control. Be sure to wait until the indicator light starts flashing. 3. Unlock one of the doors - 1999 Lexus GS 400 | Owners Manual - Page 220
THEFT DETERRENT then reconnected. If the system does not work properly, have it checked by your Lexus dealer. THEFT PREVENTION LABELS (U.S.A.ONLY) NOTICE Disconnecting the battery may result in the erasure of information you have set in the computer memory. After reconnecting - 1999 Lexus GS 400 | Owners Manual - Page 221
reduce the incidence of vehicle thefts by facilitating the tracing and recovery of parts from stolen vehicles. The label is designed so that once it is applied the integrity of the label. Transferring these labels intact from one part to another will be impossible. NOTICE You should not attempt to - 1999 Lexus GS 400 | Owners Manual - Page 222
SECTION AIR CONDITIONING AND AUDIO Automatic air conditioning controls ...203 Audio system ...223 2 For vehicles equipped with Navigation System, please refer to the separate "Owner's Manual for Navigation System". 202 - 1999 Lexus GS 400 | Owners Manual - Page 223
AIR CONDITIONING AND AUDIO AUTOMATIC AIR CONDITIONING CONTROLS 20G001a 203 - 1999 Lexus GS 400 | Owners Manual - Page 224
which automatically selects the most suitable fan speed and air flow to control the temperature. The ignition key must be in the "ON" position. NOTICE To prevent the battery from being discharged, do not leave the air conditioning on longer than necessary when the engine is not running. 204 - 1999 Lexus GS 400 | Owners Manual - Page 225
or Centigrade) Front windshield button Fan speed display Outside temperature display (in degrees Fahrenheit or Centigrade) Air intake control button Air flow display Air conditioning on-off button Passenger side temperature control button Passenger side temperature display (in degrees Fahrenheit or - 1999 Lexus GS 400 | Owners Manual - Page 226
AIR CONDITIONING AND AUDIO 20G002-1 "Air flow selection 206 - 1999 Lexus GS 400 | Owners Manual - Page 227
, switching of the diffusers, on-off of the air conditioning, and switching of the air intake between RECIRCULATED AIR and OUTSIDE AIR are automatically adjusted. The operation status is shown by each indicator. When one of the manual control buttons is depressed while operating in automatic mode - 1999 Lexus GS 400 | Owners Manual - Page 228
AIR CONDITIONING AND AUDIO 20G003-1 208 - 1999 Lexus GS 400 | Owners Manual - Page 229
AIR CONDITIONING AND AUDIO 2. Use the "TEMP" or "PASSENGER TEMP" button to set the desired temperature. The "TEMP" or "PASSENGER TEMP" button is used to set - 1999 Lexus GS 400 | Owners Manual - Page 230
AIR CONDITIONING AND AUDIO 20G004-1 Driver side setting Passenger side setting Mixed setting SETTING OPERATION - manual control If manual air flow selection is desired - 210 - 1999 Lexus GS 400 | Owners Manual - Page 231
CONDITIONING AND AUDIO 21L006-3 The outlets from which air is delivered can be selected manually by pushing the button. The function of each mode is as follows: 1 2 3 4 Panel - Air flows mainly from the instrument panel vents. Bi-level - Air flows from both the floor vents and the instrument panel - 1999 Lexus GS 400 | Owners Manual - Page 232
speed at low 2 Fan speed at high If manual switching of air intake is desired - The fan speed can be set to your desired speed by pushing the appropriate side of fan speed control button. The higher the fan speed is, the more air is delivered. Pushing the "OFF" button turns off the - 1999 Lexus GS 400 | Owners Manual - Page 233
AIR CONDITIONING AND AUDIO 20G006 213 - 1999 Lexus GS 400 | Owners Manual - Page 234
light shows which mode is now selected. 1 2 RECIRCULATED mode - If quick circulation of cooled air is desired, select this mode. AUTOMATIC mode - When driving where the outside air is dirty (i.e., when the vehicle running just in front of your vehicle accelerates rapidly), the system changes - 1999 Lexus GS 400 | Owners Manual - Page 235
CONDITIONING AND AUDIO 20G032 Each time you push the "TEMP" button, the sensitivity changes from "+3" down to "-3". If you do not operate any button for a few seconds or if you push the button other than the air intake control button and driver side temperature control button, the previous display - 1999 Lexus GS 400 | Owners Manual - Page 236
off once it is no longer required. This will improve fuel economy. The air conditioning can be used for year-round automatic temperature control including cooling and dehumidifying operation. If the air conditioning compressor does not operate, the indicator of the "A/C" button will blink - 1999 Lexus GS 400 | Owners Manual - Page 237
control button at the maximum temperature. 2. Push the "FRONT WINDSHIELD" button. 3. Push the fan speed control button on the right side to obtain a maximum air flow. 4. Leave the air conditioning on-off button off. When the "FRONT WINDSHIELD" button is pushed while operating in automatic mode, the - 1999 Lexus GS 400 | Owners Manual - Page 238
CONDITIONING AND AUDIO CAUTION Do not use the "FRONT WINDSHIELD" button during cooled air operation in extremely humid weather. The difference between the temperature of the outside air and that of the windshield could cause the outer surface of the windshield to fog up blocking your vision. 218 - 1999 Lexus GS 400 | Owners Manual - Page 239
AIR CONDITIONING AND AUDIO (c) Air filter The air filter may clog after long use and reduce air flow. You can inspect the filter easily. When you inspect and replace the air filter, be sure to turn off the fan. 20G008 1. Open the glove box and remove the two covers. 219 - 1999 Lexus GS 400 | Owners Manual - Page 240
. If it is dirty, it should be replaced. To maintain the air conditioning efficiency, replace the air filter according to the maintenance schedule. (For scheduled maintenance information, please refer to the separate "Owner 's Manual Supplement/Maintenance Schedule".) NOTICE Do not drive with the - 1999 Lexus GS 400 | Owners Manual - Page 241
AIR CONDITIONING AND AUDIO (d) Operating tips - 1999 Lexus GS 400 | Owners Manual - Page 242
AIR CONDITIONING AND AUDIO Center vents 20G010 The center vents may be opened or closed as shown. Side vents 20G011 The side vents may be opened or closed as shown. Lower vent 222 - 1999 Lexus GS 400 | Owners Manual - Page 243
AIR CONDITIONING AND AUDIO 20G012-1 The lower vent may be opened or closed as shown. Rear vents 20G013 The rear vents may be opened or closed as shown. AUDIO SYSTEM Quick reference for your audio system (Type A) 223 - 1999 Lexus GS 400 | Owners Manual - Page 244
AIR CONDITIONING AND AUDIO 21G004-1 "You can adjust the brightness of the display. See "Instrument panel light control" on page 76 for details. The "CD" button works only when your Lexus is equipped with an automatic changer. 224 - 1999 Lexus GS 400 | Owners Manual - Page 245
AIR CONDITIONING AND AUDIO Turning the system on and adjusting volume (See page 229 for details.) 2 Stopping and ejecting a cassette tape (See page 241 for details.) 3 Function buttons 1 - 6: Station selector buttons (See - 1999 Lexus GS 400 | Owners Manual - Page 246
AIR CONDITIONING AND AUDIO (See page 247 for details.) Direct access to a desired (See page 256 for details.) CD mode: program 226 - 1999 Lexus GS 400 | Owners Manual - Page 247
AIR CONDITIONING AND AUDIO Quick reference for your audio system (Type B) 21G080-1 "You can adjust the brightness of the display. See "Instrument panel light control" on page 76 for details. The "CD" button works only when your Lexus is equipped with an automatic changer. 227 - 1999 Lexus GS 400 | Owners Manual - Page 248
AIR CONDITIONING AND AUDIO Turning the system on and adjusting volume (See page 229 for details.) 2 Stopping and ejecting a cassette tape (See page 241 for details.) 3 Function buttons 1 - 6: Station selector buttons (See - 1999 Lexus GS 400 | Owners Manual - Page 249
AIR CONDITIONING AND AUDIO Using your audio system: some basics This section describes some of the basic features of the Lexus audio system. Some information may not pertain to your system. Your audio system works when the ignition key is in the "ACC" or "ON" position. NOTICE To prevent the - 1999 Lexus GS 400 | Owners Manual - Page 250
AIR CONDITIONING AND AUDIO Push this knob to turn the audio system on and off. Turn this knob to adjust the volume. The system turns on in the last mode used. 21G081 "Type A "Type B Push "AM", "FM1/2", "TAPE" or "CD" to turn on that mode. The selected mode turns - 1999 Lexus GS 400 | Owners Manual - Page 251
AIR CONDITIONING AND AUDIO 21G079 In the "TAPE" or "CD" mode, the applicable functions are shown in the lowest part of the display. Push the switch just below to turn on each function. (b) Tone and balance How good an audio program sounds to you is - 1999 Lexus GS 400 | Owners Manual - Page 252
AIR CONDITIONING AND AUDIO 21G007 "Type A Each time you push the "AUDIO CONTROL" knob, the display changes as in the following. To adjust the tone and balance, turn the knob. BASS: Adjusts low- - 1999 Lexus GS 400 | Owners Manual - Page 253
AIR CONDITIONING AND AUDIO 21G078 "Type B "BASS" knob: Use this knob to adjust low-pitched tones. "MID" knob: Use this knob to adjust mid-pitched tones. " - 1999 Lexus GS 400 | Owners Manual - Page 254
AIR CONDITIONING AND AUDIO 21G025 When the audio sound becomes difficult to be heard due to road noise, wind noise, etc. during driving, the system adjusts to the the installation of the window tint, consult with your Lexus dealer. (e) Your cassette player When you insert a cassette, the exposed tape should - 1999 Lexus GS 400 | Owners Manual - Page 255
AIR CONDITIONING AND AUDIO NOTICE Do not oil any part of the cassette player, and do not insert anything except a cassette tape into the slot. (f) Your automatic changer 235 - 1999 Lexus GS 400 | Owners Manual - Page 256
AIR CONDITIONING AND AUDIO 21G001-1 If your Lexus is equipped with an automatic changer, it If not, the player will display "ERR" and the disc number. NOTICE Never try to disassemble or oil any part of the compact disc player. Do not insert anything except a compact disc into the magazine. The - 1999 Lexus GS 400 | Owners Manual - Page 257
AIR CONDITIONING AND AUDIO Radio operation (a) Listening to the radio 21G082 "Type A "Type B Push these buttons to choose either an AM or FM station. "AM", "FM1" or "FM2" appears on the display. 237 - 1999 Lexus GS 400 | Owners Manual - Page 258
AIR CONDITIONING AND AUDIO 21G009a Push this button on the upper side to step up the station band or on the from creating noise. If the signal becomes extremely weak, the radio switches from stereo to mono reception. In this case, "ST" disappears from the display. (b) Presetting a station 238 - 1999 Lexus GS 400 | Owners Manual - Page 259
AIR CONDITIONING AND AUDIO 21G010 1. Tune in the desired station. 2. Push one of the station power source is interrupted by battery disconnection or a blown fuse. (c) Selecting a station Your Lexus has an electronic tuning radio (ETR). Tune in the desired station using one of the following methods - 1999 Lexus GS 400 | Owners Manual - Page 260
AIR CONDITIONING AND AUDIO 21G011 Preset tuning: Push the button ( 1-6 ) for the station you want. The button number ( 1-6 ) and station frequency appear on the display. Manual tuning: Push the "TUNE SEEK" button briefly. Each time you push the button, the radio will step up or down to another - 1999 Lexus GS 400 | Owners Manual - Page 261
AIR CONDITIONING AND AUDIO 21G012 To scan all the frequencies: Push the "SCAN" button. "SCAN" appears on the display. The radio will find the next station up the band, stay there for a few seconds, and then scan again. To select a station, push the "SCAN" button a second time. To scan the preset - 1999 Lexus GS 400 | Owners Manual - Page 262
AIR CONDITIONING AND AUDIO When you insert a cassette tape, the exposed tape should be to the right. The player will automatically start when you insert a cassette tape. At this time, "TAPE" appears on the display. If a metal or chrome equivalent cassette tape is put in the cassette player, the - 1999 Lexus GS 400 | Owners Manual - Page 263
AIR CONDITIONING AND AUDIO "Type A "Type B (b) Manual program selection If a cassette is already in the slot, push the "TAPE" button. Dolbyr Noise Reduction* feature: If you are listening to a tape that was - 1999 Lexus GS 400 | Owners Manual - Page 264
AIR CONDITIONING AND AUDIO 21G015 "Program" button: Push the " A " " button to select the other side of a cassette tape. The display indicates which side is currently selected (Y - 1999 Lexus GS 400 | Owners Manual - Page 265
AIR CONDITIONING AND AUDIO 20G016 "RPT" button: The repeat feature automatically replays the current program. Push the "RPT" button while the program is playing. When the - 1999 Lexus GS 400 | Owners Manual - Page 266
AIR CONDITIONING AND AUDIO 21G017 "SCAN" button: Push the "SCAN" button. "SCAN" appears on the display. The player will fast forward to the next program, play it for 12 seconds, and then scan again. To select a program, push the "SCAN" button a second time. 246 - 1999 Lexus GS 400 | Owners Manual - Page 267
AIR CONDITIONING AND AUDIO 21G018 "Automatic program selection" button: The automatic program selection feature allows you to program your cassette player to skip forward or backward to locate the song you want to hear. You can skip up to nine programs at a time. Push this button on the upper side - 1999 Lexus GS 400 | Owners Manual - Page 268
you want to skip appear on the display. Compact disc player operation The compact disc player is an optional accessory that your vehicle is pre-wired to accept. Although your audio system has a CD button, your vehicle may or may not be equipped with a CD player. Please contact your dealer for - 1999 Lexus GS 400 | Owners Manual - Page 269
AIR CONDITIONING AND AUDIO 21G002 1. Pull the lever and open the glove box door. 20E029-2 2. Push this button to eject the magazine. 249 - 1999 Lexus GS 400 | Owners Manual - Page 270
AIR CONDITIONING AND AUDIO 20L021 3. Pull out the tray while pushing the lock release button. 20L022 250 - 1999 Lexus GS 400 | Owners Manual - Page 271
disc cannot be played. In this case, "ERR" and the disc number appears on the display. 21G003-1 5. Insert the magazine into the player as indicated by the arrow head on the magazine and close the glove box door. When the magazine is set completely, the system will be in a "Load" cycle for - 1999 Lexus GS 400 | Owners Manual - Page 272
AIR CONDITIONING AND AUDIO CAUTION To reduce the chance of injury in case of an accident or a sudden stop, always keep the glove box door closed while driving. 252 - 1999 Lexus GS 400 | Owners Manual - Page 273
AIR CONDITIONING AND AUDIO (b) Playing a compact disc 21G084 "Type A "Type B (c) Selecting a desired with disc number 1. The disc number of the disc currently being played, the track number and the time from the beginning of the program appear on the display. When play of one disc ends, the first - 1999 Lexus GS 400 | Owners Manual - Page 274
AIR CONDITIONING AND AUDIO 21G020 Push the "DISC" button to select the disc number. Push the button several times until the desired disc number appears on the display. When you release the button, the player will start playing the selected disc from the first - 1999 Lexus GS 400 | Owners Manual - Page 275
AIR CONDITIONING AND AUDIO Push the "SCAN" button. "SCAN" will appear on the display. The compact disc player will play the next track for 10 seconds, then scan again. To select a track, push the "SCAN" button a second time. If the player reaches the end of the disc, it will continue scanning at - 1999 Lexus GS 400 | Owners Manual - Page 276
AIR CONDITIONING AND AUDIO 21G022 Push the "D. SCAN" button. With "D.SCAN" on the display, the program at the beginning of each disc will be played for 10 seconds. To continue listening to the program of your choice, push the "D. SCAN" button a second time. After all the discs in the magazine are - 1999 Lexus GS 400 | Owners Manual - Page 277
AIR CONDITIONING AND AUDIO 21G023 "TRACK" button: Use for direct access to a desired track. Push either side of the "TRACK" button several times until the desired track number appears on the display. As you release the button, the player will start playing the selected track from the beginning. " - 1999 Lexus GS 400 | Owners Manual - Page 278
AIR and play by the system. When the button is pushed, the system selects a track in the When a track is skipped or the system is inoperative, push the button to reset. the disc cannot be read or the system has trouble. Push the "CD" button once the cover to let the air circulate. is raised because - 1999 Lexus GS 400 | Owners Manual - Page 279
AIR CONDITIONING AND AUDIO Car audio system operating hints Radio reception Usually, the problem with radio reception does not mean there is a problem with your radio - it is just the normal result of conditions outside the vehicle. For example, nearby buildings and terrain can interfere with FM - 1999 Lexus GS 400 | Owners Manual - Page 280
directly from the radio station, causing the radio station to sound alternately strong and weak. Station interference - When a reflected signal and cassette player and tapes For high performance from your cassette player and tapes: Clean the tape head and other parts regularly. ¦ A dirty tape head - 1999 Lexus GS 400 | Owners Manual - Page 281
AIR CONDITIONING AND AUDIO Use high-quality cassettes: Caring for your compact disc player and discs § Low-quality cassette tapes can cause many problems . § Store cassettes in their cases and out of direct § Avoid using cassettes with a total playing time longer than 100 minutes (50 minutes - 1999 Lexus GS 400 | Owners Manual - Page 282
can keep your compact disc player from working. On hot days, use air conditioning to cool the vehicle interior before you listen to a disc. compact is intended for use with 12 cm (4.7 in.) discs only. ¨ Bumpy roads or other vibrations may make your ¨ If moisture gets into your compact disc - 1999 Lexus GS 400 | Owners Manual - Page 283
AIR CONDITIONING AND AUDIO 20L038 "Correct "Wrong D Handle compact discs carefully, especially when you set them into the magazine. Hold them on the edge and do disc damage could cause the player to skip or to repeat a section of a track. (To see a pin hole, hold the disc up to the light.) 263 - 1999 Lexus GS 400 | Owners Manual - Page 284
AIR CONDITIONING AND AUDIO 20L039 To clean a compact disc: Wipe it with a soft, lint-free cloth that has been dampened with water. Wipe in a straight line from the center to the edge of the disc (not in a circle). Do not use a conventional record cleaner or anti-static device. 264 - 1999 Lexus GS 400 | Owners Manual - Page 285
AIR CONDITIONING AND AUDIO 20L040 A new disc may have rough edges on edges, flakes will fall on to the signal side of the disc and cause sound skipping or other problems. CAUTION Compact disc players use invisible laser beams which could cause hazardous radiation exposure if directed outside the - 1999 Lexus GS 400 | Owners Manual - Page 286
AIR CONDITIONING AND AUDIO 266 - 1999 Lexus GS 400 | Owners Manual - Page 287
lock ...Parking brake ...How to start the engine ...Automatic transmission ...Electronic throttle control system ...Cruise control ...Traction control system ...Vehicle skid control system ...Brake system ...Brake pad wear limit indicators ...Types of tires ...267 270 272 273 275 277 278 294 - 1999 Lexus GS 400 | Owners Manual - Page 288
STARTING AND DRIVING 31G018-1 "GS400 31G019a "GS300 Three-way catalytic converters are emission control devices installed in the exhaust system. It looks somewhat like a muffler, but its purpose is to reduce pollutants in the exhaust gas. 268 - 1999 Lexus GS 400 | Owners Manual - Page 289
Keep people and combustible materials away from the exhaust pipe while the engine is running. The exhaust gas is very hot. D Do not drive unleaded gasoline. D Do not drive with an extremely low fuel level; running out of fuel could cause the engine to misfire, creating an excessive load on the three- - 1999 Lexus GS 400 | Owners Manual - Page 290
and the entire emission control system operate properly, your vehicle must receive the periodic inspections required by the Lexus Maintenance Schedule. For scheduled maintenance information, refer to the separate "Owner's Manual Supplement/ Maintenance Schedule". ENGINE EXHAUST CAUTION 270 - 1999 Lexus GS 400 | Owners Manual - Page 291
or out. The exhaust gases cannot escape, making this a particularly dangerous situation. D Do not remain for a long time in a parked vehicle with the engine running. If it is unavoidable, however, do so only in an unconfined area and adjust the heating or cooling system to force outside air into the - 1999 Lexus GS 400 | Owners Manual - Page 292
angle, head restraint height and steering wheel angle. 3. Adjust inside and outside rear view mirrors. 4. Lock all doors. 5. Fasten seat belts. Remember to check that the service reminder indicators function when turning the key to "ON", and check the fuel gauge to see that you have sufficient - 1999 Lexus GS 400 | Owners Manual - Page 293
STARTING AND DRIVING IGNITION SWITCH WITH STEERING LOCK 31G001 273 - 1999 Lexus GS 400 | Owners Manual - Page 294
volume or interval of beep sound can be changed. Ask your Lexus dealer for details. NOTICE Do not leave the key in the "ON" position if the engine is not running. The battery will discharge and the electronic ignition system could be damaged. "ACC" - Accessories such as the radio operate, but the - 1999 Lexus GS 400 | Owners Manual - Page 295
the engine immobiliser system is automatically set. See "Engine immobiliser system" on page 14. When starting the engine, the key may seem stuck at the "LOCK" position. To free it, first be sure the key is pushed all the way in, and then rock the steering wheel slightly while turning the key gently - 1999 Lexus GS 400 | Owners Manual - Page 296
leaving your vehicle, firmly apply the parking brake. CAUTION Before driving, make sure the parking brake is fully released and that the parking brake reminder light is off. 276 - 1999 Lexus GS 400 | Owners Manual - Page 297
The multiport fuel injection system/sequential multiport fuel injection system in your engine automatically controls the proper air-fuel mixture for starting. You can start a cold or hot engine as follows: 1. With your foot off the accelerator pedal, crank the engine by turning the key to "START - 1999 Lexus GS 400 | Owners Manual - Page 298
STARTING AND DRIVING AUTOMATIC TRANSMISSION Your automatic transmission has a shift lock system to minimize the possibility of incorrect operation. This means you can only shift out of "P" position when the brake pedal is depressed with the ignition switch in "ON" position. (K) 278 - 1999 Lexus GS 400 | Owners Manual - Page 299
STARTING AND DRIVING 31G029 279 - 1999 Lexus GS 400 | Owners Manual - Page 300
braking L: Position for maximum engine braking GS400: P: Parking, engine starting and key removal position R: Reverse position N: Neutral position D: Normal driving position (Shifting into overdrive possible) M: Position for manual shifting up or downshifting When the cruise control is being used - 1999 Lexus GS 400 | Owners Manual - Page 301
STARTING AND DRIVING Correct use of the automatic transmission is explained in the following parts. (a) Normal driving (b) Using engine braking (c) Using the "3", "2" and "L" positions (d) Backing up (e) Parking (f) Good driving practice (g) Rocking your vehicle if stuck (h) If you cannot shift the - 1999 Lexus GS 400 | Owners Manual - Page 302
AND DRIVING 31G030 " 1 "P" (Park) position 2 "N" (Neutral) position 1. Start the engine as instructed in "How to start the engine" on page 277. The transmission must be in "P" or "N". The engine will not start in any drive position even if the ignition key is turned to "START". 31G027-1 282 - 1999 Lexus GS 400 | Owners Manual - Page 303
you to select "Power", "Normal" or "Snow" mode to suit your driving condition. For ordinary driving, Lexus recommends that you use the "Normal" position to improve fuel economy. 3. For more powerful acceleration and sporty driving, use the "Power" position. In the "Power" position, the "ECT PWR - 1999 Lexus GS 400 | Owners Manual - Page 304
brake pedal, shift the selector lever to "D". Always use the "D" position to improve fuel economy and quiet driving. Only in this position, shifting into the overdrive gear is possible. However, while the engine coolant temperature is low, the transmission will not shift into the overdrive gear even - 1999 Lexus GS 400 | Owners Manual - Page 305
the suitable driving power and engine braking. In "4" position, the automatic transmission system will select the most suitable gear for the running conditions such as hill climbing, hard towing, etc. If you need to accelerate rapidly while driving, depress the accelerator pedal to the full throttle - 1999 Lexus GS 400 | Owners Manual - Page 306
or becomes lower than the speed listed below and more powerful engine braking will be obtained. 3 Shift into the "2" position. The the vehicle speed is or becomes lower than the speed listed below and maximum engine braking will be applied. GS400 km/h (mph) "3" "2" "L" 147 (91) 99 (62) 17 (11) - 1999 Lexus GS 400 | Owners Manual - Page 307
STARTING AND DRIVING CAUTION Be careful when downshifting on a slippery surface. The abrupt change in engine speed could cause the vehicle to spin or skid. 31G028-1 287 - 1999 Lexus GS 400 | Owners Manual - Page 308
instrument cluster. Each time you push the switch located on the front of the steering wheel, the transmission problem somewhere in the system. In this case, it should be noted that you cannot downshift or upshift the transmission using the switches on the steering wheel. Consult with your Lexus - 1999 Lexus GS 400 | Owners Manual - Page 309
engine rpm from going into the red zone. The approximate maximum allowable speed for each position is given below for your reference: GS400 GS300 km/h (mph) km/h (mph) "3" "2" "L" 153 (95) 100 (62) 65 (40) 130 (81) 85 (53) 55 (34) D Do not continue hill climbing or hard towing for a long time - 1999 Lexus GS 400 | Owners Manual - Page 310
STARTING AND DRIVING (d) Backing up 31G033 " 1 Brake pedal 2 "R" (Reverse) position 1. Bring the vehicle to a complete stop. 2. With the brake pedal held down with your foot, shift the selector lever to the "R" position. NOTICE Never shift into reverse while the vehicle is moving. 290 - 1999 Lexus GS 400 | Owners Manual - Page 311
STARTING AND DRIVING (e) Parking 31G034 " 1 Brake pedal 2 Parking brake pedal 3 "P" (Park) position 1. Bring the vehicle to a complete stop. 2. Depress the parking brake pedal fully. 3. With the brake pedal held down with your foot, shift the selector lever to the "P" position. CAUTION While the - 1999 Lexus GS 400 | Owners Manual - Page 312
the slope. CAUTION Always keep your foot on the brake pedal while stopped with the engine running. This prevents the vehicle from creeping. NOTICE Do not hold the vehicle on an upgrade with the accelerator pedal. This can cause the transmission to overheat. Always use the brake pedal or parking - 1999 Lexus GS 400 | Owners Manual - Page 313
other parts. D Do not depress the accelerator pedal while shifting the selector lever or before the transmission is completely shifted to forward or reverse gear. D Do not race the engine and avoid spinning the wheels. D If your vehicle remains stuck after rocking the vehicle several times, consider - 1999 Lexus GS 400 | Owners Manual - Page 314
position 3 Snow position 2 Normal position The electronic throttle control system has 3 modes: Normal, Power and Snow modes. Normal mode: For ordinary driving, Lexus recommends that you use the normal mode to improve fuel economy. Power mode: For more powerful acceleration and sporty driving. 294 - 1999 Lexus GS 400 | Owners Manual - Page 315
mode. To return to the normal mode, push the driving pattern selector switch lightly on the "SNOW" side. Snow mode: For slippery road surfaces such as in snow. In this mode, the spinning of the rear wheels is controlled appropriately. When you push the driving pattern selector switch on the "SNOW - 1999 Lexus GS 400 | Owners Manual - Page 316
accelerator pedal. Your cruising speed can be maintained although a slight speed change may occur when driving up or down a gradient, within the limits of engine performance or on slippery (rainy, icy or snow-covered) or winding roads. D Avoid vehicle speed increases when driving downhill. If the - 1999 Lexus GS 400 | Owners Manual - Page 317
control, push the main switch. This turns the system on. The indicator light in the instrument cluster shows that you can now set your desired cruising speed. Another push on the switch will turn the system completely off. When the ignition key is turned off, the main switch is also automatically - 1999 Lexus GS 400 | Owners Manual - Page 318
STARTING AND DRIVING Setting at a desired speed 31G012-1 298 - 1999 Lexus GS 400 | Owners Manual - Page 319
other than these reasons, have your vehicle checked by your Lexus dealer at the earliest opportunity. Resetting to a faster speed mph) each time by pressing the control lever upward in the "RES/ACC" direction quickly within 0.6 seconds. However, a quicker way to reset is to accelerate the vehicle - 1999 Lexus GS 400 | Owners Manual - Page 320
set speed can be lowered 1.6 km/h (1 mph) each time by pressing the control lever downward in the "SET/COAST to "4" with the cruise control on, engine braking will not be applied because the cruise cruise control is cancelled. control system. Contact your Lexus dealer. Resuming the preset speed - 1999 Lexus GS 400 | Owners Manual - Page 321
STARTING AND DRIVING TRACTION CONTROL SYSTEM The traction control system automatically helps control the spinning of the rear wheels which may occur when accelerating on slippery road surfaces, thus assisting driver to control the driving power of the rear wheels. 31G013 301 - 1999 Lexus GS 400 | Owners Manual - Page 322
needed. When traction control is applied, the slip indicator light blinks. You may hear a sound in the engine compartment for a few seconds when the engine is started or just after the vehicle is started. This means that the traction control system is in the self-check mode, and does not indicate - 1999 Lexus GS 400 | Owners Manual - Page 323
control of the systems such as an anti-lock brake system, traction control, engine control, etc. This system automatically controls the output of the brakes or engine to help prevent the vehicle from skidding when cornering on a slippery road surface or abrupt steering wheel operation occurs - 1999 Lexus GS 400 | Owners Manual - Page 324
to skid during driving, the slip indicator light flashes and an alarm sounds intermittently. The vehicle skid control activates when the vehicle speed is about more than 15 km/h (9 mph). You may hear a sound in the engine compartment for a few seconds when the engine is started or just after the - 1999 Lexus GS 400 | Owners Manual - Page 325
system. If the "VSC" warning light and "VSC OFF" indicator light come on, have your vehicle checked by Lexus dealer as soon as possible. The lights will come on when the ignition key is turned to "ON", and will go off after about a few seconds. The lights may come on for 60 seconds after the engine - 1999 Lexus GS 400 | Owners Manual - Page 326
of specified size. The size, manufacturer, brand and tread pattern for all 4 tires should be the same. If you use the tires other than specified, or different type or size, the vehicle skid control system may not function correctly. When replacing the tires or wheels, contact your Lexus dealer. 306 - 1999 Lexus GS 400 | Owners Manual - Page 327
this case, the brakes may not work properly. If they do not work well, depress the brake pedal firmly. If the brake system warning light comes on, immediately stop your vehicle and contact your Lexus dealer. The brake system warning light may come on for about 60 seconds after the engine is started - 1999 Lexus GS 400 | Owners Manual - Page 328
STARTING AND DRIVING CAUTION D Do not pump the brake pedal if the engine stalls. Each push on the pedal uses up your brake fluid pressure reserve. D Even if the power assist is completely lost, the brakes will still - 1999 Lexus GS 400 | Owners Manual - Page 329
lock-up of the wheels during a sudden brake or braking on slippery road surfaces. This assists in providing directional stability and steering performance of the vehicle under these circumstances. The anti-lock brake system becomes operative after the vehicle has accelerated to a speed in excess - 1999 Lexus GS 400 | Owners Manual - Page 330
brake system, your vehicle may require a longer stopping distance in the following cases: D Driving on rough, gravel or snow-covered roads. D Driving with tire chains installed. D Driving on roads where the road surface is pitted or has other differences in surface height. "ABS" warning light 310 - 1999 Lexus GS 400 | Owners Manual - Page 331
still operate conventionally. But when the "ABS" warning light is on (and the brake system warning light is off), anti-lock brake system is not assisting brake performance so that the wheels could lock up during a sudden brake or braking on slippery road surfaces. Have your vehicle checked by your - 1999 Lexus GS 400 | Owners Manual - Page 332
occurs, immediately stop your vehicle at a safe place and contact your Lexus dealer. D The brake system warning light stays on even with the parking brake being released. D The brake system warning light and buzzer come on. In either case, the brakes may not work properly. If they do not work well - 1999 Lexus GS 400 | Owners Manual - Page 333
driving under dry conditions. Since summer tires do not have the same traction performance as snow tires, summer tires are inadequate for driving on snow-covered or icy roads. For driving on snow-covered or icy roads, we recommend using snow tires. If installing snow tires, be sure to replace all - 1999 Lexus GS 400 | Owners Manual - Page 334
winter conditions, as well as for use all year round. All season tires, however, do not have adequate traction performance compared with snow tires in heavy or loose snow. Also, all season tires fall short in acceleration and handling performance compared with summer tires in highway driving. 314 - 1999 Lexus GS 400 | Owners Manual - Page 335
CAUTION D Do not mix summer and all season tires on your vehicle as this can cause dangerous handling characteristics, resulting in loss of control. D Do not use tires other than the manufacturer's designated tires, and never mix tires or wheels of the sizes different from the originals. 315 - 1999 Lexus GS 400 | Owners Manual - Page 336
SECTION STARTING AND DRIVING Driving tips Break-in period ...Operation in foreign countries ...Tips for driving in various conditionss ...Winter driving tips ...Trailer towing ...How to save fuel and make your vehicle last longer 317 317 317 318 320 320 3-2 316 - 1999 Lexus GS 400 | Owners Manual - Page 337
, at a right angle. Avoid driving onto high, sharp-edged objects and other road hazards. Failure to do so can lead to severe tire damage resulting in tire bursts. D When parking on a hill, turn the front wheels until they touch the curb so that the vehicle will not roll. Apply the parking brake, and - 1999 Lexus GS 400 | Owners Manual - Page 338
"Toyota Long Life Coolant" or equivalent. See "Checking the engine coolant level" on page 397 for instructions. NOTICE Do not use alcohol type antifreeze or plain water alone. When it is extremely cold, we recommend to use 60% solution for your Lexus, to provide protection down to about -50 _C (-58 - 1999 Lexus GS 400 | Owners Manual - Page 339
oil to use, call your Lexus dealer - they will be pleased to help. Check the electronic ignition system the fenders occasionally. NOTICE Do not use engine antifreeze or any other substitute because it put the transmission into "P" and block the front wheels. Do not use the parking brake, or snow - 1999 Lexus GS 400 | Owners Manual - Page 340
tire chains, window scraper, bag of sand or salt, flares, small shovel, jumper cables, etc. TRAILER TOWING 32G001 Lexus fuel is easy - just take it easy. It will help make your vehicle last longer, too. Here are some specific tips on how to save money on both fuel and repairs: D Keep your tires - 1999 Lexus GS 400 | Owners Manual - Page 341
front wheels in proper alignment. Avoid hitting the curb and slow down on rough roads. Improper alignment not only causes faster tire wear but also puts an extra load on the engine, which, in turn, wastes fuel. D Keep the bottom of your vehicle free from mud, etc. This not only lessens weight but - 1999 Lexus GS 400 | Owners Manual - Page 342
fuel economy. For longer life of all parts and lower operating costs, keep all maintenance work on schedule, and if you often drive under severe conditions, see that your vehicle receives more frequent maintenance (For scheduled maintenance information, please refer to the separate "Owner's Manual - 1999 Lexus GS 400 | Owners Manual - Page 343
IN CASE OF AN EMERGENCY If your engine stalls while driving ...324 If your vehicle will not start ...325 If your vehicle overheats ...331 If you have a flat tire ...333 If your vehicle needs to be towed ...348 If you cannot shift automatic transmission selector lever 357 If you lose your keys or - 1999 Lexus GS 400 | Owners Manual - Page 344
IN CASE OF AN EMERGENCY IF YOUR ENGINE STALLS WHILE DRIVING If your engine stalls while driving ...1. Reduce your speed gradually, keeping a straight line. Move cautiously off the road to a safe place. 2. Turn on your emergency flashers. 3. Try starting the engine again. If the engine will not - 1999 Lexus GS 400 | Owners Manual - Page 345
procedure instructions in "How to start the engine" on page 277 and that you have sufficient fuel. Since your vehicle is equipped with the engine immobiliser system, also check whether the other keys will start the engine. If they work, your key may be broken. Have the key checked at your Lexus - 1999 Lexus GS 400 | Owners Manual - Page 346
foot off the accelerator pedal. If the engine does not start after 30 seconds of cranking, release the key, wait a few minutes and try again. If the engine still will not start, it needs adjustment or repair. Call a Lexus dealer, Roadside Assistance or Customer Service Assistance. (See "Foreword - 1999 Lexus GS 400 | Owners Manual - Page 347
IN CASE OF AN EMERGENCY CAUTION D Batteries contain sulfuric acid which is poisonous and corrosive. Wear protective safety glasses when jump a battery will explode if a flame or spark is brought near. Use only standardized jumper cables and do not smoke or light a match while jump starting. 327 - 1999 Lexus GS 400 | Owners Manual - Page 348
IN CASE OF AN EMERGENCY NOTICE The battery used for boosting must be 12 V. Do not jump start unless you are sure that the booster battery is correct. 40G020-1 " GS400 battery 5 Discharged battery 6 Booster 328 - 1999 Lexus GS 400 | Owners Manual - Page 349
IN CASE OF AN EMERGENCY unnecessary lights and accessories. 40G019 " GS300 battery 5 Discharged battery 6 Booster JUMP STARTING PROCEDURE 1. If the booster battery is installed in another vehicle, make sure the vehicles are not touching. Turn off all 329 - 1999 Lexus GS 400 | Owners Manual - Page 350
CASE engine at about 2000 rpm with the accelerator pedal lightly depressed black) cable to a solid, stationary, unpainted metallic point (e.g. GS400: security horn tightening bolt, GS300: oil level gauge bracket) away from the battery. Do not connect it to or near any part that moves when the engine - 1999 Lexus GS 400 | Owners Manual - Page 351
IN CASE OF AN EMERGENCY IF YOUR VEHICLE OVERHEATS If your engine coolant temperature gauge indicates overheating, if you experience a loss of power, or if you hear a loud knocking or pinging noise, the engine has probably overheated. When the engine overheats Pull safely off the road, stop the - 1999 Lexus GS 400 | Owners Manual - Page 352
IN CASE OF AN EMERGENCY B: If no steam is coming from your engine: Leave the engine running and turn off the air conditioning. Check the following. D Is the cooling fan operating? D Is the coolant in the acceptable range? D Is the engine drive belt O.K.? CAUTION D When the engine is running, keep - 1999 Lexus GS 400 | Owners Manual - Page 353
jacking, be sure to observe the following to reduce the possibility of personal injury: D Follow jacking instructions. D Do not put any part of your body under a vehicle supported by a jack. Personal injury may occur. D Do not start or run the engine while your vehicle is supported by the jack. 333 - 1999 Lexus GS 400 | Owners Manual - Page 354
get under the vehicle when the vehicle is supported by the jack alone. D Use the jack only for lifting your vehicle during wheel changing. D Do not raise the vehicle the tire. NOTICE Do not continue driving with a deflated tire. Driving even a short distance can damage a tire beyond repair. 334 - 1999 Lexus GS 400 | Owners Manual - Page 355
IN CASE OF AN EMERGENCY 40G021-1 " 1 Jack 2 Wrench handle 3 Spare tire 4 Jack 1. Get the jack, wrench and spare tire. To prepare yourself for an emergency, you should familiarize yourself with the use of the jack and each tool, and their storage locations. 335 - 1999 Lexus GS 400 | Owners Manual - Page 356
IN CASE OF AN EMERGENCY 40G001 " 1 Joint 2 When removing the jack, turn the joint by hand in the "contract" direction until the jack is free. 3 When storing, - 1999 Lexus GS 400 | Owners Manual - Page 357
IN CASE OF AN EMERGENCY 40G002 To remove the spare tire: 1 2 Remove the spare tire cover. Loosen the bolt and remove it. When storing the spare tire, place it with the inner side of the wheel facing up. Then bolt the tire in place and install the spare tire cover to prevent the tire from flying - 1999 Lexus GS 400 | Owners Manual - Page 358
IN CASE OF AN EMERGENCY 40G003-1 2. Block the wheel diagonally opposite the flat tire to keep the vehicle from rolling when it is jacked up. When blocking the wheel, place a wheel block in front of the front wheels or behind the rear wheels. 338 - 1999 Lexus GS 400 | Owners Manual - Page 359
IN CASE OF AN EMERGENCY 40G004 3. Loosen all the wheel nuts. Always loosen the wheel nuts before raising the vehicle. Turn the nuts counterclockwise to loosen them. To get maximum leverage, fit the wrench to the nut so that the - 1999 Lexus GS 400 | Owners Manual - Page 360
IN CASE OF AN EMERGENCY 40G005-1 4. Position the jack at the jack points as shown. Make sure the jack is positioned on a level and solid surface. 340 - 1999 Lexus GS 400 | Owners Manual - Page 361
IN CASE OF AN EMERGENCY 40G006 5. After making sure no one is in the vehicle, raise it high enough so that the spare tire can be installed. Allow for the fact that you need more ground clearance when putting on the spare tire than when removing the flat tire. To raise the vehicle, insert the - 1999 Lexus GS 400 | Owners Manual - Page 362
IN CASE OF AN EMERGENCY CAUTION Never get under the vehicle when the vehicle is supported by the jack alone; use vehicle support stands. 40G007 6. Remove the wheel nuts and remove the flat tire. Lift the flat tire straight off and put it aside. 342 - 1999 Lexus GS 400 | Owners Manual - Page 363
IN CASE OF AN EMERGENCY 40G008 Before putting on the wheel, remove any corrosion on the mounting surfaces with a wire brush or such. Installation of wheels without good metal-to-metal contact at the mounting surface can cause wheel nuts to loosen and eventually cause a wheel to come off while - 1999 Lexus GS 400 | Owners Manual - Page 364
IN CASE OF AN EMERGENCY 7. Reinstall all the wheel nuts finger tight. Align the holes in the wheel with the bolts. Then lift up the wheel and get at least the top bolt started through its hole. Wiggle the tire and press it back over the other bolts. Reinstall the wheel nuts and tighten them as much - 1999 Lexus GS 400 | Owners Manual - Page 365
IN CASE OF AN EMERGENCY 40G010 8. Lower the vehicle completely and tighten the wheel nuts. Turn the jack handle counterclockwise to lower the vehicle. Use only the wheel nut wrench to tighten the nuts. Do not use other tools or any additional leverage other than your hands, such as a hammer, pipe - 1999 Lexus GS 400 | Owners Manual - Page 366
IN CASE OF AN EMERGENCY CAUTION D When lowering the vehicle, make sure all portions of your body and all other persons around will not be injured as the vehicle is lowered to the ground. D As soon as possible after changing wheels, have the wheel nuts tightened by torque wrench at 103 N·m (10.5 kgf - 1999 Lexus GS 400 | Owners Manual - Page 367
IN CASE OF AN EMERGENCY 9. After changing the wheel, check the air pressure of the replaced tire. Stow all the tools, jack and flat tire securely. If the pressure of the replaced tire is low, drive slowly to the nearest service station and fill to the correct pressure. Do not forget to reinstall the - 1999 Lexus GS 400 | Owners Manual - Page 368
or (b). (a) Towing with a wheel lift type truck (b) Using a flat bed truck (c) Never tow with a sling type truck Only when you cannot receive a towing service from a Lexus dealer or commercial tow truck service, tow your vehicle carefully in accordance with the instructions given in "(d) Emergency - 1999 Lexus GS 400 | Owners Manual - Page 369
IN CASE OF AN EMERGENCY (a) Towing with a wheel lift type truck D From front 40G012 Use a towing dolly under the rear wheels. D From rear NOTICE Never tow a vehicle with an automatic transmission from the front with rear wheels on the ground, as this may cause serious damage to the transmission - 1999 Lexus GS 400 | Owners Manual - Page 370
IN CASE OF AN EMERGENCY 40G013 Place the ignition key in the "ACC" position. (b) Using a flat bed truck NOTICE D Do not tow with the key removed or in the "LOCK" position, as the steering lock mechanism is not strong enough to hold the front wheels straight. D When lifting wheels, take care to - 1999 Lexus GS 400 | Owners Manual - Page 371
IN CASE OF AN EMERGENCY 40G014 D Tie down points 351 - 1999 Lexus GS 400 | Owners Manual - Page 372
IN CASE OF AN EMERGENCY 40E014 40G022 If your Lexus is transported by a flat bed, it should be tied down at locations A and B as shown above. 352 - 1999 Lexus GS 400 | Owners Manual - Page 373
IN CASE OF AN EMERGENCY 40G023 "Rear emergency towing eyelets NOTICE Do not use the rear emergency towing eyelets. D Tie down angle 40G015-1 353 - 1999 Lexus GS 400 | Owners Manual - Page 374
IN CASE OF AN EMERGENCY If you use chains or wires to tie down your vehicle, the angles shaded black must be at 45_. (c) Towing with a sling type truck 40G016-1 NOTICE Do not tow with a sling type truck, either from the front or rear. This may cause body damage. 354 - 1999 Lexus GS 400 | Owners Manual - Page 375
CASE OF AN EMERGENCY (d) Emergency towing 40G029 If towing is necessary, we recommend you to have it done by your Lexus dealer or a commercial tow truck service. If towing service on hard-surfaced roads for a short distance and at low speeds. Also, the wheels, axles, drive train, steering and - 1999 Lexus GS 400 | Owners Manual - Page 376
CASE cause serious injury or damage. NOTICE Use only a cable or chain specifically intended for use in towing vehicles. Securely fasten the cable or chain the transmission in "N". The ignition key must be in "ACC" (engine off) or "ON" (engine running). CAUTION If the engine is not running, the power - 1999 Lexus GS 400 | Owners Manual - Page 377
IN CASE OF AN EMERGENCY IF YOU CANNOT SHIFT AUTOMATIC TRANSMISSION SELECTOR LEVER 40G024-1 If you cannot shift the selector lever, use the shift lock override button as follows: 1 Turn the ignition key to "LOCK" or "ACC". Make sure the parking brake is applied. Pry up the cover with a flat-bladed - 1999 Lexus GS 400 | Owners Manual - Page 378
IN CASE OF AN EMERGENCY 40G025-1 2 Insert your finger, the screwdriver or equivalent into the hole to push down the shift lock override button. You can shift the selector lever while pushing the button. For your safety, keep the brake pedal depressed. Be sure to have the system checked by your - 1999 Lexus GS 400 | Owners Manual - Page 379
IN CASE OF AN EMERGENCY IF YOU LOSE YOUR KEYS OR LOCK YOURSELF OUT Many Lexus dealers can make a new key if you can give them the key number. Since your vehicle is equipped with the engine immobiliser system, the dealer will also need your master key. See the suggestion given in "Keys" on page 9. - 1999 Lexus GS 400 | Owners Manual - Page 380
SECTION MAINTENANCE Maintenance requirements ...361 General maintenance ...363 Does your vehicle need repairing? ...366 5 For scheduled maintenance information, please refer to the separate "Owner's Manual Supplement/ Maintenance Schedule". 360 - 1999 Lexus GS 400 | Owners Manual - Page 381
to be serviced at regular intervals. For details of your maintenance schedule, read the separate "Owner's Manual Supplement/Maintenance Schedule". It is recommended that any replacement parts used for maintenance or for the repair of the emission control system be Lexus supplied. The owner may elect - 1999 Lexus GS 400 | Owners Manual - Page 382
. Simple instructions for how to perform them are presented in Section 6. If you are a skilled do-it-yourself mechanic, the Lexus service manuals are recommended. Please be aware that do-it-yourself maintenance can affect your warranty coverage. See your Owner's Guide, Owner's Manual Supplement or - 1999 Lexus GS 400 | Owners Manual - Page 383
attention of your Lexus dealer or qualified service shop for their advice. CAUTION Make these checks only where adequate ventilation can be obtained if you run the engine. Vehicle exterior Items listed below should be performed from time to time, unless otherwise specified. Tire pressure Check the - 1999 Lexus GS 400 | Owners Manual - Page 384
listed below should be checked regularly, e.g. while performing periodic services, cleaning the vehicle, etc. Lights Make sure the headlight, stop lights, tail lights, turn signal lights, and other lights are working. Check headlight aim. Service reminder indicators and warning buzzers Check that - 1999 Lexus GS 400 | Owners Manual - Page 385
. Battery Your Lexus has a maintenance free battery. You do not have to add distilled water. For longer life of the battery, however, see page 439 for additional information. Brake fluid level Make sure the brake fluid level is correct. See page 408 for additional information. Engine oil level Check - 1999 Lexus GS 400 | Owners Manual - Page 386
additional information. Exhaust system If you notice any change in the sound of the exhaust or smell exhaust fumes, have the cause located and corrected immediately. (See engine exhaust cautions in Section 3-1.) DOES YOUR VEHICLE NEED REPAIRING? Be on the alert for changes in performance and sounds - 1999 Lexus GS 400 | Owners Manual - Page 387
MAINTENANCE If you notice any of these clues, take your vehicle to your Lexus dealer as soon as possible. It probably needs adjustment or repair. CAUTION Do not continue driving with the vehicle unchecked. It could result in serious vehicle damage and possibly personal injury. 367 - 1999 Lexus GS 400 | Owners Manual - Page 388
SECTION SERVICE PROCEDURES AND SPECIFICATIONS Introduction Vehicle identification ...Engine compartment overview (GS400) ...Engine compartment overview (GS300) ...Do-it-yourself service precautions ...Parts and tools ...368 371 372 373 375 6-1 VEHICLE IDENTIFICATION 61G005 368 - 1999 Lexus GS 400 | Owners Manual - Page 389
on the left top of the instrument panel and can be seen through the windshield from outside. This is the primary identification number for your Lexus. It is used in registering the ownership of your vehicle. 61G006 The vehicle identification number (VIN) is also on the Certification Label. 369 - 1999 Lexus GS 400 | Owners Manual - Page 390
INTRODUCTION 61G007a " GS400 " GS300 The engine number is stamped on the engine block as shown. 370 - 1999 Lexus GS 400 | Owners Manual - Page 391
INTRODUCTION ENGINE COMPARTMENT OVERVIEW (GS400) 1 2 Engine oil filler cap Engine oil level dipstick Brake fluid reservoir Fuse box Washer fluid tank Engine coolant reservoir Power steering fluid reservoir Fuse box Battery 3 4 5 61G008a 6 7 8 9 371 - 1999 Lexus GS 400 | Owners Manual - Page 392
INTRODUCTION ENGINE COMPARTMENT OVERVIEW (GS300) 1 2 Engine oil filler cap Engine oil level dipstick Brake fluid reservoir Fuse box Washer fluid tank Power steering fluid reservoir Engine coolant reservoir Fuse box Battery 3 4 5 61G009-2 6 7 8 9 372 - 1999 Lexus GS 400 | Owners Manual - Page 393
that improper or incomplete servicing may result in operating problems. Performing do-it-yourself maintenance during the warranty period may affect your warranty coverage. Read the separate Lexus Warranty statement for details and suggestions. This Section gives instructions only for those items - 1999 Lexus GS 400 | Owners Manual - Page 394
with just the body jack supporting it. Always use automotive jack stands or other solid supports. D Be sure the ignition is off if you work near the electric cooling fan or radiator grille. With the ignition on, the electric cooling fan may automatically start to run if the air conditioning is on - 1999 Lexus GS 400 | Owners Manual - Page 395
the glass surface with the wiper frame. PARTS AND TOOLS Here is a list of parts and tools you will need to perform do-it-yourself maintenance. Remember all Lexus parts are designed in metric sizes, so your tools must be metric. Checking the engine oil level Parts (if level is low): D Use API grade - 1999 Lexus GS 400 | Owners Manual - Page 396
Checking battery condition Non-maintenance batteries Tools: D Warm water D Baking soda D Grease D Conventional wrench (for terminal clamp bolts) Checking the cartridge type fuses Parts (if replacement is necessary): D Genuine Lexus fuse or equivalent with same amperage rating as original 376 - 1999 Lexus GS 400 | Owners Manual - Page 397
INTRODUCTION Adding washer fluid Parts: D Water D Washer fluid containing antifreeze (for winter use) Tools: D Funnel 377 - 1999 Lexus GS 400 | Owners Manual - Page 398
SECTION SERVICE PROCEDURES AND SPECIFICATIONS Engine Specifications (GS400) ...Specifications (GS300) ...Fuel ...Facts about engine oil consumption ...Used engine oil ...Checking the engine oil level ...Checking the engine coolant level ...Spark plugs ...379 383 387 389 391 392 397 401 6-2 378 - 1999 Lexus GS 400 | Owners Manual - Page 399
ENGINE SPECIFICATIONS (GS400) - GENERAL Model Type Bore and stroke Displacement Valve clearance (engine cold) Intake Exhaust Drive belt tension - LUBRICATION SYSTEM 1UZ-FE 8 cylinder V type, 4 cycle, gasoline 87.5 X 82.5 mm (3.44 X 3.25 in.) 3969 cm3 (242.1 cu.in.) 0.15 - 0.25 mm (0.006 - 0.010 in - 1999 Lexus GS 400 | Owners Manual - Page 400
multigrade engine oil - COOLING SYSTEM Capacity Coolant type 9.3 L (9.8 qt., 8.2 lmp.qt.) "Toyota Long Life Coolant" or equivalent With ethylene-glycol type coolant for a proper corrosion protection of aluminum components Do not use alcohol type antifreeze or plain water alone. 62L005-1 - FUEL - 1999 Lexus GS 400 | Owners Manual - Page 401
ENGINE - IGNITION SYSTEM Spark plug - Make - Gap DENSO NGK SK20R11 IFR6A11 1.1 mm (0.043 in.) 381 - 1999 Lexus GS 400 | Owners Manual - Page 402
ENGINE - ELECTRICAL SYSTEM Battery - Maintenance type battery Specific gravity reading at 20_C (68_F): 1.260 Fully charged 1.160 Half charged 1.060 Discharged 15A max. 5A max. 12.7V Fully charged 12.3V Half charged 11.9V Discharged [Voltage that is checked 20 minutes after the key is removed with - 1999 Lexus GS 400 | Owners Manual - Page 403
ENGINE SPECIFICATIONS (GS300) - GENERAL Model Type Bore and stroke Displacement Valve clearance (engine cold) Intake Exhaust Drive belt tension - LUBRICATION SYSTEM 2JZ-GE 6 cylinder in line, 4 cycle, gasoline 86.0 X 86.0 mm (3.39 X 3.39 in.) 2997 cm3 (182.9 cu.in.) 0.15 - 0.25 mm (0.006 - 0.010 in - 1999 Lexus GS 400 | Owners Manual - Page 404
multigrade engine oil - COOLING SYSTEM Capacity Coolant type 7.7 L (8.1 qt., 6.8 lmp.qt.) "Toyota Long Life Coolant" or equivalent With ethylene-glycol type coolant for a proper corrosion protection of aluminum components Do not use alcohol type antifreeze or plain water alone. 62L005-1 - FUEL - 1999 Lexus GS 400 | Owners Manual - Page 405
ENGINE - IGNITION SYSTEM Spark plug - Make - Gap DENSO NGK PK16TR11 BKR5EKPB11 1.1 mm (0.043 in.) 385 - 1999 Lexus GS 400 | Owners Manual - Page 406
ENGINE - ELECTRICAL SYSTEM Battery - Maintenance type battery Specific gravity reading at 20_C (68_F): 1.260 Fully charged 1.160 Half charged 1.060 Discharged 15A max. 5A max. 12.7V Fully charged 12.3V Half charged 11.9V Discharged [Voltage that is checked 20 minutes after the key is removed with - 1999 Lexus GS 400 | Owners Manual - Page 407
engine damage. If your engine knocks ...If you detect heavy knocking even when using the recommended fuel, or if you hear steady knocking while holding a steady speed on level roads, consult your Lexus dealer. However, now and then, you may notice light knocking for a short time while accelerating - 1999 Lexus GS 400 | Owners Manual - Page 408
tricarbonyl). Lexus does not recommend the use of gasolines that contain MMT. If fuels containing MMT are used, your emission control system may be adversely affected. The Malfunction Indicator Lamp on the instrument cluster may come on. If this happens, contact your Lexus dealer for service. 388 - 1999 Lexus GS 400 | Owners Manual - Page 409
of engine oil Engine oil has the primary function of lubricating and cooling the inside of the engine, and plays a major role in maintaining the engine in proper working order. NOTICE D Do not use gasohol other than stated above. It will cause fuel system damage or vehicle performance problems - 1999 Lexus GS 400 | Owners Manual - Page 410
oil level be checked regularly. Lexus recommends that the oil level be checked every time you refuel the vehicle. NOTICE Failure to check the oil level regularly could lead to serious engine trouble due to insufficient oil. For detailed information on oil level check, see "Checking the engine oil - 1999 Lexus GS 400 | Owners Manual - Page 411
the reach of children. D Dispose of used oil and used oil filters only in a safe and acceptable manner. Do not dispose of used oil and used oil filters in household trash, in sewers or onto the ground. Call your Lexus dealer or a service station for information concerning recycling or disposal. 391 - 1999 Lexus GS 400 | Owners Manual - Page 412
CHECKING THE ENGINE OIL LEVEL 62G005a "GS400 "GS300 With the engine at operating temperature and turned off, check the oil level on the dipstick. 1. To get a true reading, the vehicle should be on a level spot. After turning off the engine, wait a few minutes for the oil to drain back into - 1999 Lexus GS 400 | Owners Manual - Page 413
ENGINE 62G006-1 1 Add oil 2 O.K. 3 Too full 4. Pull the dipstick out and look at the oil level on the end. If it is between the full level mark ( 5 ) and the low level mark ( 4 ), it is O.K. 393 - 1999 Lexus GS 400 | Owners Manual - Page 414
ENGINE 62G007a 394 - 1999 Lexus GS 400 | Owners Manual - Page 415
ENGINE "GS400 "GS300 If the oil level is below or only slightly above the low level mark, add engine oil of the same type as already in the engine. Remove the oil filler cap and add engine oil a little at a time, checking the dipstick. The approximate quantity of oil needed to fill between the low - 1999 Lexus GS 400 | Owners Manual - Page 416
selection Use API SJ, "Energy-Conserving" multigrade engine oil or ILSAC multigrade engine oil. Recommended viscosity (SAE): 62L005-1 Temperature range anticipated before next oil change SAE 5W-30 is the best choice for your vehicle, for good fuel economy, and good starting in cold weather. If you - 1999 Lexus GS 400 | Owners Manual - Page 417
ENGINE Oil identification marks 62L006-1 "API Service Symbol Mark "ILSAC Certification Either or both API registered marks are added to some oil containers to help you select the oil you should use. D The API Service lower portion, indicates that the oil has fuel-saving capabilities. D The ILSAC - 1999 Lexus GS 400 | Owners Manual - Page 418
If the coolant level drops within a short time after replenishing, there may be a leak in the system. Visually check the radiator, hoses, engine coolant filler cap, radiator cap and drain cock and water pump. If you can find no leak, have your Lexus dealer test the cap pressure and check for leaks - 1999 Lexus GS 400 | Owners Manual - Page 419
ENGINE CAUTION To prevent burning yourself, do not remove the radiator cap when the engine is hot. 399 - 1999 Lexus GS 400 | Owners Manual - Page 420
system is given on page 380. We recommend to use 50% solution for your Lexus, to provide protection down to about -35_C (-31_F). When it is extremely cold, to provide protection down to about -50_C (-58_F), 60% solution is recommended. Do not use more than 70% solution for better coolant performance - 1999 Lexus GS 400 | Owners Manual - Page 421
ENGINE SPARK PLUGS GS400 62R031a Your engine is fitted with iridium-tipped spark plugs. NOTICE Use only iridium-tipped spark plugs for your engine performance and smooth drivability. 401 - 1999 Lexus GS 400 | Owners Manual - Page 422
ENGINE GS300 62G008 Your engine is fitted with twin ground electrode platinum-tipped spark plugs. NOTICE Use only twin ground electrode platinum-tipped spark plugs for your engine performance. 402 - 1999 Lexus GS 400 | Owners Manual - Page 423
brake fluid ...Checking power steering fluid (GS400) ...Checking power steering fluid (GS300) ...Checking tire pressure ...Rotating tires ...Checking and replacing tires ...Installing snow tires and chains ...Replacing wheels ...Aluminum wheel precautions ...Suspension and chassis ...404 406 408 411 - 1999 Lexus GS 400 | Owners Manual - Page 424
CHASSIS SPECIFICATIONS (GS400) - AUTOMATIC TRANSMISSION Fluid capacity Drain and refill Fluid type 1.9 L (2.0 qt., 1.7 lmp.qt.) Automatic transmission fluid Type T - IV or equivalent - DIFFERENTIAL Oil capacity Oil type Oil viscosity 1.35 L (1.42 qt., 1.19 lmp.qt.) Hypoid gear oil API GL-5 Above - - 1999 Lexus GS 400 | Owners Manual - Page 425
CHASSIS - STEERING Freeplay Power steering fluid - TIRES AND WHEELS Tire size Type A: 225/55R16 94V Type B: 235/45ZR17 Less than 30 mm (1.2 in.) Automatic transmission fluid DEXRONRII or III Tire inflation pressure Recommended cold tire inflation pressure 225/55R16 94V 235/45ZR17 Front 220 kPa - 1999 Lexus GS 400 | Owners Manual - Page 426
CHASSIS SPECIFICATIONS (GS300) - AUTOMATIC TRANSMISSION Fluid capacity Drain and refill Fluid type 2.4 L (2.5 qt., 2.1 lmp.qt.) Automatic transmission fluid Type T - IV or equivalent - DIFFERENTIAL Oil capacity Oil type Oil viscosity 1.35 L (1.42 qt., 1.19 lmp.qt.) Hypoid gear oil API GL-5 Above - - 1999 Lexus GS 400 | Owners Manual - Page 427
CHASSIS Freeplay Power steering fluid - TIRES AND WHEELS (Type A) Tire size Tire inflation pressure Recommended cold tire inflation pressure P215/60R16 94V Front Rear 210 kPa (2.1 kgf/cm2 or bar, 30 psi) 210 kPa (2.1 kgf/cm2 or bar, 30 psi) Less than - 1999 Lexus GS 400 | Owners Manual - Page 428
such speeds are permitted by law, add 80 kPa (0.9 kgf/cm2, 0.8 bar, 12 psi) to the front tires and rear tires, but never exceed the maximum cold tire pressure molded on the tire sidewall. Wheel size Wheel nut torque 16 x 7 1/2 JJ 103 N·m (10.5 kgf·m, 76 ft·lbf.) CHECKING BRAKE FLUID 63G002-1 408 - 1999 Lexus GS 400 | Owners Manual - Page 429
needs frequent refilling, it may indicate a serious mechanical problem. If the level is low, add FMVSS No. switch off. 2. Depress the brake pedal more than 40 times. 3. Remove the reservoir cover by hand. Add brake fluid air, and excess moisture can cause a dangerous loss of braking efficiency. 409 - 1999 Lexus GS 400 | Owners Manual - Page 430
CHASSIS CAUTION Take care when filling the reservoir because brake fluid can harm your hands or eyes and damage painted surfaces. If fluid gets in your hands or eyes, flush them with clean water. 410 - 1999 Lexus GS 400 | Owners Manual - Page 431
CHASSIS CHECKING POWER STEERING FLUID (GS400) 63G003-1 Check the fluid level through the reservoir. If necessary, add automatic transmission fluid the level when the fluid is cold (about room temperature, 10_C - 30_C or 50_F - 85_F) if the engine has not been run for about five hours. 411 - 1999 Lexus GS 400 | Owners Manual - Page 432
the filler cap, turn it counterclockwise and lift up. To reinstall it, turn it clockwise. After replacing the filler cap, visually check the steering box case, vane pump and hose connections for leaks or damage. CAUTION The reservoir may be hot so be careful not to burn yourself. 412 - 1999 Lexus GS 400 | Owners Manual - Page 433
CHASSIS NOTICE Avoid overfilling, or the power steering could be damaged. CHECKING POWER STEERING FLUID (GS300) 413 - 1999 Lexus GS 400 | Owners Manual - Page 434
- 80_C or 140_F - 175_F). You may also check the level when the fluid is cold (about room temperature, 10_C - 30_C or 50_F - 85_F) if the engine has not been run for about five hours. 414 - 1999 Lexus GS 400 | Owners Manual - Page 435
range, add automatic transmission fluid DEXRONRII or III to bring the level within the range. 5. After replacing the filler cap, visually check the steering box case, vane pump and hose connections for leaks or damage. 415 - 1999 Lexus GS 400 | Owners Manual - Page 436
CHASSIS CAUTION The reservoir may be hot so be careful not to burn yourself. NOTICE Avoid overfilling, or the power steering could be damaged. CHECKING TIRE PRESSURE 416 - 1999 Lexus GS 400 | Owners Manual - Page 437
CHASSIS 63G005 The recommended cold tire pressures, tire size and the vehicle capacity weight are given on the label. You should check the tire pressures every two weeks, or at least once a month. And don't forget the spare! The pressure for the spare tire should be the same with that for the - 1999 Lexus GS 400 | Owners Manual - Page 438
produces a harsh ride, handling problems, excessive wear at the center of the tire tread, and a greater possibility of tire damage from road hazards. The following instructions for checking tire pressure should be observed: D The pressure should be checked only when the tires are cold. If your - 1999 Lexus GS 400 | Owners Manual - Page 439
63L008-1 To equalize tire wear and help extend tire life, Lexus recommends that you rotate your tires approximately every 12000 km (7500 miles). However, the most appropriate timing for tire rotation may vary according to your driving habits and road surface conditions. The wheel assemblies must be - 1999 Lexus GS 400 | Owners Manual - Page 440
indicators in two or more adjacent grooves, the tire should be replaced. 420 Vehicles equipped with 235/45R17 tires: Your Lexus has been fitted with specially developed tires which provide exceptional dynamic performance under general road conditions. However your riding comfort may worsen a little - 1999 Lexus GS 400 | Owners Manual - Page 441
, or bulges indicating internal damage, the tire should be replaced. If a tire often goes flat or cannot be properly repaired due to the size or location of a cut or other damage, it should be replaced. If you are not sure, consult with your Lexus dealer. If an air loss occurs while driving, do not - 1999 Lexus GS 400 | Owners Manual - Page 442
Vehicle Safety Standard No. 109. Grades B and A represent higher levels of performance on the laboratory test wheel than the minimum required by law. Warning: The temperature grade of this tire established for a tire that is properly inflated and not overloaded. Excessive speed, underinflation, or - 1999 Lexus GS 400 | Owners Manual - Page 443
Do not mix radial, belted, or conventional tires on your vehicle. Do not use tires or wheels other than the manufacturer's recommended size. It can cause dangerous handling characteristics, resulting in loss of control. If you need to change from conventional tires to radial tires or vice versa - 1999 Lexus GS 400 | Owners Manual - Page 444
chains. Chain installation Install the chains on the rear tires as tightly as possible. Do not use tire chains on the front tires. Retighten chains after driving 0.5 - 1.0 km (1/4 - 1/2 mile). When installing chains on your tires, carefully follow the instructions of the chain manufacturer. 424 - 1999 Lexus GS 400 | Owners Manual - Page 445
speed limit, whichever is lower. D Drive carefully avoiding bumps, holes, and sharp turns, which may cause the vehicle to bounce. D Avoid sharp turns or locked-wheel braking, as use of chains may adversely affect vehicle handling. 425 - 1999 Lexus GS 400 | Owners Manual - Page 446
at your Lexus dealer. A wheel of a different size or type may adversely affect handling, wheel and bearing life, brake cooling, speedometer/odometer calibration, stopping ability, headlight aim, bumper height, vehicle ground clearance, and tire or snow chain clearance to the body and chassis - 1999 Lexus GS 400 | Owners Manual - Page 447
CHASSIS SUSPENSION AND CHASSIS CAUTION Do not modify the suspension/chassis with lift kits, spacers, springs, etc. It can cause dangerous handling characteristics, resulting in loss of control. 427 - 1999 Lexus GS 400 | Owners Manual - Page 448
CHASSIS 428 - 1999 Lexus GS 400 | Owners Manual - Page 449
SERVICE PROCEDURES AND SPECIFICATIONS Electrical components Specifications ...Checking battery condition ...Battery recharging precautions ...Checking and replacing the blade type fuses ...Checking the cartridge type fuses ...Adding washer fluid ...Checking the headlight aim ...Replacing light - 1999 Lexus GS 400 | Owners Manual - Page 450
ELECTRICAL COMPONENTS SPECIFICATIONS - FUSE LOCATION 64G004-1 " 1 2 3 4 Engine compartment Passenger's side kick panel Driver's side kick panel Engine compartment (Canada only) - FUSES 430 - 1999 Lexus GS 400 | Owners Manual - Page 451
ELECTRICAL COMPONENTS 64G015 "Driver's side kick panel 64G014 "Passenger's side kick panel 431 - 1999 Lexus GS 400 | Owners Manual - Page 452
ELECTRICAL COMPONENTS 64G013 "Engine compartment 64G026 432 - 1999 Lexus GS 400 | Owners Manual - Page 453
ELECTRICAL COMPONENTS "Engine compartment (Canada only) 433 - 1999 Lexus GS 400 | Owners Manual - Page 454
lights Tail lights, Side marker lights, License plate lights, Parking lights SRS Back-up lights, Gauges and meters, service reminder indicators and buzzers Fuel filler door opener Power window system, Door lock system, Wireless remote control Emergency flashers, Headlight cleaner Air conditioning - 1999 Lexus GS 400 | Owners Manual - Page 455
IG STARTER AMPERE 15 15 15 5 CIRCUIT Stop lights, Anti-lock brake system, Traction control system Cigarette lighter, Power outlet Power window, Door lock system, Wireless remote control, Theft deterrent system Starting system Multiport fuel injection system/sequential multiport fuel injection system - 1999 Lexus GS 400 | Owners Manual - Page 456
, Wireless remote control, Theft deterrent system, Trunk lid opener Horn Electronic throttle control system Starting system, Multiport fuel injection system/sequential multiport fuel injection system Interior lights, Personal lights, Vanity lights, Trunk light, Clock Seat heater CIRCUIT 32 ECU - 1999 Lexus GS 400 | Owners Manual - Page 457
No circuit Turn signal lights CIRCUIT Multiport fuel injection system/sequential multiport fuel injection system, Emission control system Charging system Audio Vehicles with daytime running light system: Daytime running light system Vehicles without daytime running light system: Left-hand headlight - 1999 Lexus GS 400 | Owners Manual - Page 458
ELECTRICAL COMPONENTS Vehicles with daytime running light system: Right-hand headlight (high beam) CIRCUIT Vehicles with daytime running light system: Left-hand headlight (high beam) Spare fuse 47 No. 48 : H-LP R UPR FUSE H-LP L UPR SPARE 15 AMPERE 15 438 - 1999 Lexus GS 400 | Owners Manual - Page 459
ELECTRICAL COMPONENTS CHECKING BATTERY CONDITION Precautions 439 - 1999 Lexus GS 400 | Owners Manual - Page 460
battery produces flammable and explosive hydrogen gas. D Do not cause a spark by contacting the battery terminals with tools. D Do not smoke or light a match near the battery. The electrolyte contains poisonous and corrosive sulfuric acid. D Avoid contact with eyes, skin or clothes. D Never inhale - 1999 Lexus GS 400 | Owners Manual - Page 461
, if necessary. D If you happen to swallow electrolyte, drink a large quantity of water or milk. Follow with milk of magnesia, beaten raw egg or vegetable oil. Then go immediately for emergency help. Checking battery exterior 64G001a 441 - 1999 Lexus GS 400 | Owners Manual - Page 462
hold-down clamp only enough to keep the battery firmly in place. Overtightening may damage the battery case. NOTICE D Make sure the engine and all accessories are turned off before performing maintenance. D When checking the battery, remove the ground cable first and reinstall it last. D Be careful - 1999 Lexus GS 400 | Owners Manual - Page 463
ELECTRICAL COMPONENTS (a) Checking by the fluid level lines (Maintenance type battery only) 64G002b " 1 Upper line 2 Lower line (b) Checking by the hydrometer The fluid (electrolyte) level must be between the upper and lower lines. When checking the fluid level, look at all six cells, not just - 1999 Lexus GS 400 | Owners Manual - Page 464
condition by the hydrometer color. Maintenance type battery 1 2 3 BLUE - Good condition. WHITE - Charging necessary. Have the battery checked by your Lexus dealer. RED - Add distilled water. (See "Adding distilled water" described below.) BLUE - Good condition. WHITE - Charging necessary. Have the - 1999 Lexus GS 400 | Owners Manual - Page 465
ELECTRICAL COMPONENTS 64L062 " 1 Low 2 O.K. 1. Remove the vent plugs. 2. Add distilled water to cells needing fluid. If the side of your battery is covered, check the water level by looking down directly above the cell as illustrated above. 3. Retighten the vent plugs securely. NOTICE D Do not - 1999 Lexus GS 400 | Owners Manual - Page 466
ELECTRICAL COMPONENTS BATTERY RECHARGING PRECAUTIONS During recharging, the battery is producing hydrogen gas. Therefore, before recharging: 1. Maintenance type batteries - Remove the vent plugs. 2. If recharging with the battery installed on the vehicle, be sure to disconnect the ground cable. 3. - 1999 Lexus GS 400 | Owners Manual - Page 467
ELECTRICAL COMPONENTS NOTICE Never recharge the battery while the engine is running. Also, be sure all accessories are turned off. 447 - 1999 Lexus GS 400 | Owners Manual - Page 468
ELECTRICAL COMPONENTS CHECKING AND REPLACING THE BLADE TYPE FUSES 64G006-1 "Driver's side kick panel 64G017 "Passenger's side kick panel 448 - 1999 Lexus GS 400 | Owners Manual - Page 469
ELECTRICAL COMPONENTS 64G005-2 " Engine compartment 2 Pull-out tool 1 Spare fuses 64G027 449 - 1999 Lexus GS 400 | Owners Manual - Page 470
ELECTRICAL COMPONENTS "Engine compartment (Canada only) 1. Turn the ignition switch off and open the fuse box lid. Determine which fuse may be causing the problem. The lid of the fuse box shows the name of the circuit for each fuse. 64L013 2. Make sure the inoperative component is turned off. Pull - 1999 Lexus GS 400 | Owners Manual - Page 471
it is too dark to see, try replacing the suspected fuse with one of the same value that you know is good. b. Install only a fuse with the amperage rating designated on immediately blows out, there is a problem with the electrical system. Have your Lexus dealer correct it as soon as possible. 451 - 1999 Lexus GS 400 | Owners Manual - Page 472
ELECTRICAL COMPONENTS CAUTION Never use a fuse with a higher amperage rating, or any other object, in place of a fuse. This may cause extensive damage and possibly a fire. 452 - 1999 Lexus GS 400 | Owners Manual - Page 473
ELECTRICAL COMPONENTS CHECKING THE CARTRIDGE TYPE FUSES 64G019-1 453 - 1999 Lexus GS 400 | Owners Manual - Page 474
entire wiring harness is damaged. NOTICE Before replacing the fuses, have the cause of electrical overload determined and repaired by your Lexus dealer. CAUTION Always use a genuine Lexus fuse or equivalent for replacement. Never install an ordinary wire - even for a temporary fix. This may cause - 1999 Lexus GS 400 | Owners Manual - Page 475
, in cold areas where temperatures range below the freezing point, use washer fluid containing antifreeze. This product is available at your Lexus dealer and most auto parts stores. Follow the manufacturer's directions for how much to mix with water. CHECKING THE HEADLIGHT AIM NOTICE Do not use - 1999 Lexus GS 400 | Owners Manual - Page 476
COMPONENTS 64G020b " 1 Beam angle gauge (vertical movement) 2 Beam angle gauge (horizontal movement) Before checking the headlight aim: 1. Be sure that the body around the headlight is not deformed. 2. Park the vehicle on a level spot. 3. The driver gets into the driver's seat and puts the vehicle - 1999 Lexus GS 400 | Owners Manual - Page 477
ELECTRICAL COMPONENTS 64g059 " 1 Adjusting bolt A 2 Adjusting bolt B 457 - 1999 Lexus GS 400 | Owners Manual - Page 478
ELECTRICAL COMPONENTS 64G021a " 1 Bubble 2 Acceptable range Vertical movement gauge: The bubble of the gauge should not deviate from the center of the gauge by more than 2 marks to either side of the gauge. If the bubble is out of the acceptable range of the beam angle gauge, adjust it using - 1999 Lexus GS 400 | Owners Manual - Page 479
side of the gauge. If the edge of the lens does not match "0" mark, adjust the lens using bolt B. If the error is over the value specified above, take the vehicle to your Lexus dealer to adjust the headlight aim. After adjusting the headlight in the vertical direction, check that the - 1999 Lexus GS 400 | Owners Manual - Page 480
ELECTRICAL COMPONENTS CAUTION D Do not disassemble, repair or take apart the low beam headlight bulbs, connector, power supply scratched or dropped. Hold a bulb only by its plastic or metal case. Do not touch the glass part of a bulb with bare hands. NOTICE Only use a bulb of the listed type - 1999 Lexus GS 400 | Owners Manual - Page 481
ELECTRICAL COMPONENTS Light Bulbs ype 1 Headlight (Low beam) Discharge bulb B Halogen bulb C Front turn signal light D Headlight (High beam) A Parking light D Fog light C Front side marker light D D2R HB4 1156 HB3 --- HB4 194 35 51 21 60 5 51 3.8 Bulb No. W T 2 3 4 5 6 461 - 1999 Lexus GS 400 | Owners Manual - Page 482
ELECTRICAL COMPONENTS 64G024 462 - 1999 Lexus GS 400 | Owners Manual - Page 483
ELECTRICAL COMPONENTS Light Bulbs ype 1 2 3 4 5 6 7 8 High mounted stoplight D Trunk light D License plate light D Tail/stop light D Back-up light D Tail light D Rear turn signal light D Tail/stop light D 921 194 5 3.8 5 5/21 21 5 21 5/21 Bulb No. W T 463 - 1999 Lexus GS 400 | Owners Manual - Page 484
ELECTRICAL COMPONENTS 64G059 Light Bulbs ype 1 2 3 4 5 6 Front personal lights F Vanity lights E Front interior lights E Rear personal lights F Door courtesy lights D Foot lights D Bulb No 194 --- W 8 3 8 5 3.8 1.4 T 7 Glove box light D --- A: bulbs B: bulbs C: bulbs D: bulbs E: bulbs F: - 1999 Lexus GS 400 | Owners Manual - Page 485
SECTION SERVICE PROCEDURES AND SPECIFICATIONS Body Specifications ...Protecting your vehicle from corrosion ...Washing and waxing ...Cleaning the interior ...466 467 469 471 6-5 465 - 1999 Lexus GS 400 | Owners Manual - Page 486
BODY SPECIFICATIONS - DIMENSIONS AND WEIGHT Overall length Overall width Overall height Wheelbase Tread - Front - Rear Vehicle capacity weight (occupants + luggage) *: Unladen vehicle - FUEL TANK Capacity 75 L (19.8 gal., 16.5 lmp.gal.) 4805 mm (189.2 in.) 1800 mm (70.9 in.) 1440 mm (56.7 in.)* - 1999 Lexus GS 400 | Owners Manual - Page 487
will cause or accelerate corrosion of your vehicle, so it is important to keep your vehicle, particularly the underside, as clean as possible and to repair any damage to paint or protective coatings as soon as possible. D The presence of road salt or dust control chemicals, salt in the air near the - 1999 Lexus GS 400 | Owners Manual - Page 488
BODY To help prevent corrosion on your Lexus, follow these guidelines: Keep your vehicle clean by regular washing. In addition, observe the following points. D If you drive on salted roads through the bare metal, have a qualified body shop make the repair. Check the interior of your vehicle. Water - 1999 Lexus GS 400 | Owners Manual - Page 489
WASHING AND WAXING Washing your Lexus Keep your vehicle clean by regular washing. The following cases may cause weakness to the paint or corrosion to the body and parts. Wash your vehicle as soon as possible. D When driving in a coastal area D When driving on a road sprinkled with antifreeze D When - 1999 Lexus GS 400 | Owners Manual - Page 490
BODY Aluminum wheels: Use only a mild soap or neutral detergent. Urethane bumpers and side moldings: Wash carefully. Do not scrub with abrasive cleaners. The bumper and side molding faces are soft. Road separate wax. Carefully follow the manufacturer's instructions and precautions. Be sure to polish - 1999 Lexus GS 400 | Owners Manual - Page 491
BODY CLEANING THE INTERIOR CAUTION D Be careful not to splash water or spill liquid on the floor. This may prevent the side airbags from get into audio components or other electrical components above or under the floor carpet (or mat) and cause a malfunction; and it may cause body corrosion. 471 - 1999 Lexus GS 400 | Owners Manual - Page 492
BODY Leather Interior The selected leather is used in your Lexus. Due to a leather product, some parts of leather may be rough, uneven or scratched originally. To keep good appearance, we recommend you to clean it periodically twice a year. Remove dirt on - 1999 Lexus GS 400 | Owners Manual - Page 493
BODY D Dirt or D Mildew may develop on soiled leather upholstery. Be especially careful to avoid oil spots. Try to keep your upholstery always clean. D Long exposure to instructions. NOTICE Do not use solvent, thinner, gasoline or window cleaner on the interior. Carpets, Windows and Seat Belts - 1999 Lexus GS 400 | Owners Manual - Page 494
as possible. Read the shampoo instructions and follow them closely. The seat belts may be cleaned with mild soap and water or with lukewarm water. Use a cloth or sponge. As you are cleaning, check the belts for excessive wear, fraying or cuts. Air Conditioning Control Panel, Car Audio, Instrument - 1999 Lexus GS 400 | Owners Manual - Page 495
-25-LEXUS). If NHTSA receives similar complaints, it may open an investigation, and if it finds that a safety defect exists in a group of vehicles, it may order a recall and remedy campaign. However, NHTSA cannot become involved in individual problems between you, your dealer, or Toyota Motor Sales
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FOREWORD
i
Welcome to the growing group of value–conscious people who drive Lexus
vehicles.
We are proud of the advanced engineering and quality construction
of each vehicle we build.
This Owner’s Manual explains the features of your new Lexus.
Please read it
and follow the instructions carefully so that you can enjoy many years of safe
motoring.
When it comes to service, remember that your Lexus dealer knows your vehicle
best and is interested in your complete satisfaction.
Your Lexus dealer will
provide quality maintenance and any other assistance you may require.
If there is not a Lexus dealer near you, or you need emergency assistance for
any reason, please call the following number:
U.S. OWNERS
D
When traveling in the U.S. mainland or Canada:
Lexus Roadside Assistance
1–800–25–LEXUS (Toll–Free)
(1–800–255–3987)
D
HAWAII:
Lexus Customer Service Assistance
1–800–25–LEXUS (Toll–Free)
(1–800–255–3987)
CANADIAN OWNERS
D
Please refer to the separate ”Owner’s Guide” or ”Owner’s Manual
Supplement”.
Please leave this Owner’s Manual in this vehicle at the time of resale.
The
next owner will need this information also.
All information and specifications in this manual are current at the time
of printing.
However, because of the Lexus policy of continual product
improvement, we reserve the right to make changes at any time without