Mercedes-Benz GL-Class: Automatic headlamp mode - Light switch - Exterior lighting - Lights and windshield wipers - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Automatic headlamp mode

► To switch on automatic headlamp mode: turn the light switch to .

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 lamps10 or the low-beam headlamps are switched on or off automatically.

When the low-beam headlamps are switched on, the the indicator lamp in the instrument cluster lights up.

WARNING If the light switch is set to , 
If the light switch is set to the low-beam, the low-beam headlamps will not come on automatically if it is foggy. This could endanger you and others. Therefore, turn the light switch to The automatic headlamp feature is only an in fog.
The automatic headlamp feature is only an aid. The driver is responsible for the vehicle's lighting at all times.

WARNING In low ambient lighting or foggy conditions, 
In low ambient lighting or foggy conditions, only switch from position with to the vehicle at a standstill in a safe location. with the vehicle at a standstill in a safe location.
Switching from will briefly to switch off the headlamps. Doing so while will briefly switch off the headlamps. Doing so while driving in low ambient lighting conditions may result in an accident.

    Daytime running lamps
    Daytime running lamps in Canada The "daytime running lamps" function is required by law in Canada. It cannot therefore be deactivated. ► Turn the light switch to . With the e ...

    Front fog lamps and rear fog lamp
    Front fog lamps Only vehicles with front fog lamps have the "fog lamps" function. WARNING   If you suspect that driving conditions will be foggy, turn the light switch to b ...

    See also:

    Speed-dependent mode
    If vehicle speed drops below 5 mph (8 km/h) with the wipers operating, the wipers will switch to the next lowest speed. When vehicle speed increases to over 5 mph (8 km/h), the original wiper spee ...

    Windshield wiper and washer switch
    WARNING In freezing temperatures the washer solution may freeze on the window and obscure your vision which may lead to an accident. Warm the window with the defroster before you wash the w ...

    Airbag System Messages
    SERVICE AIR BAG This message displays if there is a problem with the airbag system. Have your dealer inspect the system for problems. See Airbag Readiness Light   and Airbag System & ...