Mercedes-Benz GL-Class: Headlamp cleaning system - Light switch - Exterior lighting - Lights and windshield wipers - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Headlamp cleaning system

The headlamps are cleaned automatically if the "Wipe with washer fluid" function is operated five times while the lights are on and the engine is running. When you switch off the ignition, the automatic headlamp cleaning system is reset and counting is resumed from 0.

    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 ...

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    Restore system defaults
    If you have made any changes to the system’s default settings, use this menu to restore the original settings. ...

    Checking bulbs
    With all doors closed, apply the parking brake and push the ignition switch to the ON position without starting the engine. The following lights will come on (if so equipped): The following ...

    Headlamp Aiming
    Headlamp aim has been preset at the factory and should need no further adjustment. However, if your vehicle is damaged in a crash, the headlamp aim may be affected. Aim adjustment to the low-beam h ...