See also:

General information
Do not exceed the legally prescribed maximum speed for vehicle/trailer combinations in the relevant country. This lowers the risk of an accident. Only install an approved trailer coupling on y ...

Cleaning the display
Before cleaning the display, make sure that it is switched off and has cooled down. Clean the display surface using a commercially-available microfiber cloth and TFT/LCD display cleaner. ...

Displaying service messages
– Switch on the ignition. – Press or on the steering wheel to select the Serv. menu. – Press or to select the ASSYST PLUS submenu and press to confirm. The service due date appears in th ...