See also:

Cleaning the headliner and carpets
  Headliner: use a soft brush or a cleaning agent recommended and approved by Mercedes-Benz to remove heavy soiling.   Carpets: use the carpet and textile cleaning agents recommended ...

Fuel grade
You should only refuel with unleaded premium-grade gasoline as this avoids damaging the catalytic converter. If engine running problems are apparent, have the cause checked immediately and ...

Activating/deactivating the trunk lid opening height restriction
To activate/deactivate the trunk lid opening height restriction: select Vehicle in the main function bar by sliding and turning the COMAND controller and press to confirm. The main are ...