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

See also:
Opening the traffic bulletins
1. "Navigation".
2. "Map".
3. "Traffic Info".
First the traffic bulletins for the calculated route are displayed. The traffic
bulletins are sorted by their distance ...
Contacts
...
System limits
Check the traffic situation as well
PDC cannot serve as a substitute for the
driver's personal judgment of the traffic situation.
Check the traffic situation around the vehicle
with your own ey ...
