The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.

See also:
Entertainment
Operation of the radio, CD equipment and external audio devices as well as their
tone settings are described in this chapter. ...
Displaying overview
1. Select the subdirectory if necessary.
2. Select "Overview".
Select "Overview"
3. Press the
button.
It may take some time until the overview is completely
displayed.
...
Long-term vehicle storage
Your service center can advise you on what to
consider when storing the vehicle for longer
than three months. ...
