See also:

Problems with the rear window defroster
The rear window defroster has deactivated itself prematurely or cannot be activated. - Switch off any consumers that are not required, e.g. reading lamps or interior lighting. When the battery ...

Vehicles with manual transmission
Shift to either first gear or reverse gear R. Turn the SmartKey to position 0 in the ignition lock and remove it. The immobilizer is activated. Apply the parking brake firmly. ...

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 ...