See also:

Setting the time/date format
Select Vehicle in the main function bar by turning the COMAND controller and press to confirm. Select System by turning the COMAND controller and press to confirm. Select Time b ...

Cleaning the rear view camera
Use clear water and a soft cloth to clean camera lens 1. Do not clean the camera lens and the area around the rear view camera with a power washer. ...

Roadside Assistance button
  Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center. The indicator lamp in Roadside Assistance but ...