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:

    Roof carrier
    Important safety notes WARNING   Only use carriers when the crossbars have been completely mounted. The left and right roof rails are only stabilized by means of the crossbars mounted. ...

    The mbrace system
    The mbrace system provides different services, e.g.: automatic and manual emergency call Roadside Assistance call MB Info call To adjust the volume during an mbrace call, proceed as follows ...

    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 ...