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:

    Storing the vehicle position in the list of previous destinations
    To activate navigation mode: press the function button once or twice. To show the menu: press the COMAND controller. Select Position in the navigation system menu bar by turning the ...

    Cleaning genuine wood and trim elements
    Wipe the wooden trim and trim pieces with a damp, lint-free cloth, e.g. a microfiber cloth. Heavy soiling: use car care and cleaning products recommended and approved by Mercedes-Benz. ...

    Important safety notes
    Cruise control maintains a constant road speed for you. It brakes automatically in order to avoid exceeding the set speed. On long and steep downhill gradients, especially if the vehicle is laden ...