2011 Mercedes R-Class Owner's Manual - Page 120

118 X Exterior lighting To switch on automatic headlamp mode: turn the light switch to Ã. SmartKey in position 1 in the ignition lock: the parking lamps are switched on or off automatically depending on the brightness of the ambient light. With the engine running: depending on the brightness of the ambient light, the daytime running lamps11 or the low-beam headlamps are switched on or off automatically. When the low-beam headlamps are switched on, the L indicator lamp in the instrument cluster lights up. X Pull the light switch out to the first detent. The green N indicator lamp on the light switch lights up. X To switch off the front fog lamps: press the light switch in as far as it will go. The green N indicator lamp on the light switch goes out. Rear fog lamp X To switch on (vehicles with front fog lamps): turn the key in the ignition lock to position 2 or start the engine. X Turn the light switch to L or T. When the light switch is set to Ã, you cannot switch on the rear fog lamp. X Turn the light switch to L. When the light switch is set to T, you cannot switch on the rear fog lamp. X Pull the light switch out to the second stop. The yellow R indicator lamp on the light switch lights up. X To switch off the rear fog lamp: press the light switch in as far as it will go. The yellow R indicator lamp on the light switch goes out. X Lights and windshield wipers Fog lamps and rear fog lamps Front fog lamps Only vehicles with front fog lamps have the "fog lamps" function. G Warning! If you suspect that driving conditions will be foggy, turn the light switch to L before you start your journey. Otherwise, your vehicle may not be visible and you could endanger yourself and others. G Warning In low ambient lighting or foggy conditions, only switch from position à to L with the vehicle at a standstill in a safe location. Switching from à to L will briefly switch off the headlamps. Doing so while driving in low ambient lighting conditions may result in an accident. X To switch on the front fog lamps: turn the key in the ignition lock to position 2 or start the engine. X Turn the light switch to L or T. If the light switch is set to Ã, you cannot switch on the fog lamps. To switch on (vehicles without front fog lamps): turn the key in the ignition lock to position 2 or start the engine. X Turn the light switch to L. When the light switch is set to Ã, you cannot switch on the rear fog lamp. X Pull the light switch out to the stop. The yellow R indicator lamp on the light switch lights up. X To switch off the rear fog lamp: press the light switch in as far as it will go. The yellow R indicator lamp on the light switch goes out. 11 Only if daytime running lamps have been activated via the on-board computer.