See also:

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

Manual interior lighting control
To switch the front interior lighting on/off: press the c button. To switch the rear interior lighting on/off: press the u button. To switch the reading lamps on/off: press the p button. ...

General notes
The roller sunblinds shield the vehicle interior from sunlight. The two roller sunblinds can only be opened and closed together when the panorama roof with power tilt/sliding panel is closed. ...