See also:

Displaying real-time traffic reports
If necessary, switch to navigation mode and show the menu. Select Traffic in the navigation system menu bar by turning the COMAND controller and press to confirm. If you see the No traff ...

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 ...

Engine oil
Vehicles with a diesel particle filter: If the vehicle is mostly driven for short distances, it is possible that malfunctions may occur during the automatic cleaning of the diesel particle ...