The windshield wipers are inoperative

The windshield wiper drive is malfunctioning.

the Select another wiper speed on the combination switch.
at a Have the windshield wipers checked at a qualified specialist workshop.

    See also:

    Cleaning the exterior lighting
    Clean the plastic lenses of the exterior lights with a wet sponge and a mild cleaning agent, e.g. Mercedes-Benz car shampoo or cleaning cloths. Only use cleaning agents or cleaning cloths w ...

    Safety systems
    Display messages Possible causes/consequences and •► Solutions Currently Unavailable See Operator's Manual Risk of accident ABS, ESP®, BAS, PRE-SAFE®, the HOLD function ...

    Wet roads
    WARNING After driving in heavy rain for some time without applying the brakes or through water deep enough to wet brake components, the first braking action may be somewhat reduced. You hav ...