See also:

Checking the vehicle and trailer weight
To check that the weights of the towing vehicle and the trailer comply with the maximum permissible values, have the vehicle/trailer combination (including the driver, passengers, and cargo w ...

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 ...

Engine oil
Vehicles with a diesel particle filter: If the vehicle is mostly driven for short distances, it is possible that malfunctions may occur during the automatic cleaning of the diesel particle ...