See also:

Important safety notes
WARNING Only use roof racks approved by Mercedes- Benz for your vehicle model to avoid damage to the vehicle. Follow the manufacturer's installation instructions. Otherwise, an improperly ...

The windshield wipers are obstructed
Leaves or snow, for example, may be obstructing the windshield wiper movement. The wiper motor has been deactivated. For safety reasons, you should remove the SmartKey from the ignition lock. ...

AUX jacks
An external video source (video AUX) can be connected to COMAND via the media interface using the AUX jacks in the glove box. In vehicles with a rear view camera, the video AUX jack cannot b ...