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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    Checking tire pressure electronically
    ► Make sure that the SmartKey is in position 2 in the ignition lock. ► Press and hold the button on the multifunction steering wheel until the standard display appears in the mu ...

    Fuel requirements
    Gasoline engines Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Researc ...

    Brake (amber)
    USA.   Canada.   Illuminates briefly as a bulb check when the ignition is switched on. If the lamp illuminates after starting the engine or while driving, suspect worn brake pads ...