See also:

Resetting to factory settings
For safety reasons, the Daytime Running Lights: function in the Lights submenu is only reset when the vehicle is stationary. Press the or button on the steering wheel to select the Settin ...

Cargo net (Wagon)
Important safety notes It is particularly important to use a safety net if the vehicle is loaded with small objects above the level of the backrests. For safety reasons, always use a cargo net ...

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 ...