See also:

Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the SmartKey, use the mechanical key. Open the driver's door. Close the front-passenger door, the rear doors and the trunk lid. Press the locking ...

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. ...

Opening the call list and selecting an entry
To call up the telephone menu: press the function button. Select Call lists in the telephone basic menu by sliding and turning the COMAND controller and press to confirm. A menu appea ...