2006 Mercedes SL-Class Owner's Manual - Page 126
2006 Mercedes SL-Class Manual
Page 126 highlights
Controls in detail Lighting Turn the exterior lamp switch to position U. With the SmartKey in starter switch position 1 or the KEYLESS-GO start/stop button pressed once, only the parking lamps will switch on and off automatically. When the engine is running, the low beam headlamps, the tail and parking lamps, the license plate lamps, and the side marker lamps will switch on and off automatically. Daytime running lamp mode Turn the exterior lamp switch to position M or U. When the engine is running, the low beam headlamps are switched on automatically. In low ambient light conditions, the following lamps will switch on additionally: Tail lamps Side marker lamps Parking lamps License plate lamps For nighttime driving you should turn the exterior lamp switch to position B to permit activation of the high beam headlamps. i With the daytime running lamp mode activated and the exterior lamp switch in position M, the highbeam headlamps cannot be switched on. The highbeam flasher is available at all times. 125