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:

    Roadside Assistance
    The Mercedes-Benz Roadside Assistance Program offers technical help in the event of a breakdown. Calls to the toll-free Roadside Assistance Hotline are answered by our agents 24 hours a day, 365 d ...

    Keys
    WARNING Leaving children in a vehicle with the ignition key is dangerous for many reasons. Children or others could be badly injured or even killed. They could operate the power windows or other ...

    Useful information
    This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences are ...