2008 Toyota Tundra Owners Manual - Page 197

07 11.20 Automatic light cut off system Position 1 or position 3 with the tail lights on- The lights automatically turn off when the driver's door is opened with the engine switch in the "ACC" or "LOCK" position. Position 2 or 3 with the headlights on- The lights automatically turn off after 30 seconds when any of the doors is opened and closed with the engine switch in the "ACC" or "LOCK" position. The automatic light control sensor is on the top of the driver's side instrument panel. Do not place anything on the instrument panel, and/or do not affix anything on the windshield to block this sensor. If you feel that the automatic light control comes into operation too early or too late, have the sensor adjusted by your Toyota dealer. If the lock switch of the wireless remote control transmitter is pushed when all the doors are already locked, the lights automatically turn off immediately. The time before the headlights turn off can be changed. If your vehicle is equipped with the multi −information display, it can be changed by yourself. For details, contact your Toyota dealer. If any of the doors is left open, the lights automatically turn off after 20 minutes. To turn them on again, turn the engine switch to the "ON" position or actuate the headlight switch. If you are going to park for over one week, make sure the headlight switch is off. NOTICE To prevent the battery from being discharged, do not leave the lights on for a long period when the engine is not running. Daytime Running Light (DRL) system (on some models) The Daytime Running Light (DRL) system can make it easier for others to see the front of your vehicle during the day. The DRL system can be helpful in many different driving conditions, but they can be especially helpful in the short periods after dawn and before sunset. The DRL system will make the front turn signal lights come on when: XS15011 D The engine is on with the engine running. D The knob is in the "OFF" position, position 1 or position 3 with the tail lights on. D The parking brake is released. To turn off the DRL system, twist the knob to position 2 or position 3 with the headlights on, flashing the high beam headlights or turn the engine switch to the "ACC" or "LOCK" position. 167 2008 TUNDRA from Apr. '08 Prod. (OM34477U)