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:

    Switching the rear-compartment climate control on/off using the front control panel
    Turn the SmartKey to position 2 in the ignition lock. Activate the rear compartment function via COMAND. The rear-compartment climate control can be controlled via the front control panel ...

    Driving systems
    Display messages Possible causes/consequences and Solutions Based on specific criteria, ATTENTION ASSIST has determined that the driver is tired or paying less attentio ...

    Nuts & Bolts
    Overall reliability for the current C-Class has been average. In crash tests by the Insurance Institute for Highway Safety, the car earned the top score of Good in front, side, rear and roof-crush ...