2003 Lexus GX 470 Owners Manual - Page 910
2003 Lexus GX 470 Manual
Page 910 highlights
ENGINE − COOLING SYSTEM Capacity Coolant type 12.9 L (13.6 qt., 11.4 lmp.qt.) "Toyota Genuine 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. NOTE: "Toyota Genuine Long Life Coolant" is filled in your Lexus vehicle. In order to avoid technical problems, we strongly recommend using "Toyota Genuine Long Life Coolant" or equivalent. Please contact your Lexus dealer for further details. − FUEL Fuel type Octane rating − IGNITION SYSTEM Spark plug − Make − Gap − ELECTRICAL SYSTEM Battery Open voltage at 20_C (68_F): 12.6 − 12.8 V Fully charged 12.2 − 12.4 V Half charged 11.8 − 12.0 V Discharged [Voltage that is checked 20 minutes after the key is removed with all the lights turned off] 5A max. DENSO NGK SK20R11 IFR6A11 1.1 mm (0.043 in.) Only UNLEADED 87 (Research octane number 91) or higher Charging rates 413