See also:

Cleaning the exterior lighting
Clean the plastic lenses of the exterior lights with a wet sponge and a mild cleaning agent, e.g. Mercedes-Benz car shampoo or cleaning cloths. Only use cleaning agents or cleaning cloths w ...

Power washers
WARNING Do not use power washers with circular-jet nozzles (dirt grinders) to clean your vehicle, in particular the tires. You could otherwise damage the tires and cause an accident. Alw ...

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...