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 display
      Before cleaning the display, make sure that it is switched off and has cooled down.   Clean the display surface using a commercially-available microfiber cloth and TFT/LCD display c ...

    Turn signal lamp (halogen headlamps)
    Due to their location, have the bulbs in the left-hand headlamp changed at a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center. •► Switch off the lights. •► ...

    Replacing the rear window wiper blade
    Removing the wiper blade Removing the wiper blade Remove the SmartKey from the ignition lock. Fold wiper arm 1 away from the rear window until it engages. Position wiper blade 2 at a righ ...