See also:

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. ...

Important safety notes
WARNING Make sure the cargo net is properly engaged at top and bottom position and the tightening belts are securely fastened. Never use a damaged cargo net. Always use cargo net when transpo ...

Vehicle remote opening
If you have unintentionally locked your vehicle (e.g. the SmartKey is still in the vehicle) and a replacement SmartKey is not available, the vehicle can be opened by a Mercedes-Benz Customer A ...