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

See also:
BMW Maintenance System
The maintenance system directs you to required
maintenance measures and thereby supports
you in maintaining road safety and the operational
reliability of the vehicle. ...
Selecting the map view
1. "Navigation"
2. "Map" ...
Display in the instrument cluster
The collision warning can be issued in the instrument
cluster, in the Head-up Display, and
acoustically.
Warning stages
Adapting your speed and driving
style
The display does not relieve t ...
