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:

    Active Lane Keeping Assist
    Important safety notes Active Lane Keeping Assist monitors the area in front of your vehicle by means of a camera at the top of the windshield. Active Lane Keeping Assist detects lane markings ...

    Overview: changing bulbs/bulb types
    You can change the following bulbs. The bulb type can be found in the legend. Halogen headlamps Turn signal lamp/side marker lamp: WY 5 W Turn signal lamp: PY 21 W High-beam headlamp: H7 55 ...

    Please bear the following in mind
    The engine oils are matched to the performance of Mercedes-Benz engines and service intervals. You should therefore only use engine oils and oil filters that are approved for vehicles with mai ...