2007 Mercedes GL-Class Owner's Manual - Page 151

Controls in detail Lighting Corner-illuminating front fog lamps* The corner-illuminating front fog lamps improve illumination of the area in the direction into which you are turning. The corner-illuminating front fog lamps will operate with the engine running and with the exterior lamp switch in position B ( page 145) or the exterior lamp switch in position U ( page 145) or the daytime running lamp mode activated ( page 147) or Turn steering wheel in desired direction. The front fog lamp on the side of your steering direction comes on. Driving forward Switching on corner-illuminating front fog lamps Switch on the left or right turn signal ( page 63), depending on whether you are turning left or right. The respective front fog lamp comes on and illuminates the area in the direction into which you are turning. i The corner-illuminating front fog lamps will come on automatically depending on the steering angle and vehicle speed, even if you did not switch on either turn signal. If the corner-illuminating front fog lamps came on automatically, they will also go out automatically depending on the steering angle and vehicle speed. Switching off corner-illuminating front fog lamps The combination switch for the turn signal resets automatically after major steering wheel movements. This will switch off the corner-illuminating front fog lamps if they were activated by switching on the left or right turn signal. If the turn signal should stay on after making the turn, the turn signal and the corner-illuminating front fog lamps can be switched off by returning the combination switch to its original position. i With the automatic headlamp mode activated: The corner-illuminating front fog lamps will only come on in low ambient lighting conditions. If you are driving faster than 25 mph (40 km/h) or have the front fog lamps switched on, the corner-illuminating function is not available. i The corner-illuminating front fog lamps temporarily come on on both sides of the vehicle if you turn the steering wheel in one direction and then again in the other direction shortly thereafter. i There may be a brief delay before the corner-illuminating front fog lamps switch off. 150