See also:

Selecting a category
1.  "Radio" 2.  "Satellite radio" 3.  "Category" 4.  Select the desired category. ...

Trip computer
There are two types of computer. "Onboard info": the values can be reset as often as necessary. "Trip computer": the values provide an overview of the current trip. ...

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...