See also:

Important safety notes
Do not leave the SmartKey in the cargo compartment. You could otherwise lock yourself out. WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take t ...

Inserting and removing a CD/DVD
Proceed as described in the "Audio CD/DVD and MP3 mode" section. ...

Cleaning the headliner and carpets
Roof lining: use soft brushes or dry shampoo if it is particularly dirty. Carpets: use carpet and textile cleaners that have been approved and recommended by Mercedes-Benz. ...