See also:

Snow chains
For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

Activating the rear view camera
Make sure that the SmartKey is in position 2 in the ignition lock. Make sure that the "rear view camera" function is selected in COMAND (see the separate operating instructions for ...

Switching on/off
The three blue indicator lamps in the buttons indicate the ventilation level you have selected. If the battery voltage is too low, the seat ventilation may switch off. - Make sure that ...