1999 Lexus SC 400 Owners Manual - Page 53

SWITCHES 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 until the ignition switch is turned off. To turn on the other exterior lights and instrument panel lights, twist the knob to the first clickstop. Twist the knob to the second clickstop to turn on the headlights to full intensity for driving at night. When setting the knob to the third clickstop ("AUTO"), the headlights will automatically adjust to full intensity and/or turn on the other lights depending on the darkness of the surroundings. Likewise, as the surroundings become brighter, the headlights will turn to reduced intensity, ultimately turning off the other lights. HEADLIGHT DIMMER AND TURN SIGNAL SWITCH NOTICE To prevent the battery from being discharged, do not leave the lights on longer than necessary when the engine is not running. 35