The windshield wipers are obstructed

Leaves or snow, for example, may be obstructing the windshield wiper movement.

The wiper motor has been deactivated.

remove the SmartKey from the ignition lock. For safety reasons, you should remove the SmartKey from the ignition lock.
or
Start/Stop button and open the driver's door. Switch off the engine using the Start/Stop button and open the driver's door.
obstruction. Remove the cause of the obstruction.
on. Switch the windshield wipers back on.

    See also:

    Diesel
    Fuel grade Only refuel with ULTRA-LOW SULFUR DIESEL FUEL (ULSD, 15 ppm SULFUR MAXIMUM). Using other diesel fuels could result in increased wear and damage to the engine and/or exhaust system. ...

    Setting the specified minimum distance
    WARNING It is up to the driver to exercise discretion to select the appropriate setting given road conditions, traffic, driver's preferred driving style and applicable laws and driving recom ...

    Product information
    Mercedes-Benz recommends that you use genuine Mercedes-Benz parts, conversion parts and accessories that have been approved for the type of vehicle. Mercedes-Benz tests genuine parts as well as ...