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

See also:
Wheel/tire damage
Due to low-profile tires, please note that wheels,
tires and suspension parts are more susceptible
to road hazard and consequential damages.
Inspect your tires often for damage, foreign objects
...
Closing the trunk lid
Drive with the trunk lid closed
Only drive with the tailgate closed; otherwise,
in the event of an accident or braking or
evasive maneuvers, passengers or other road
users may be injured or th ...
System limits
Sudden tire damage
Sudden serious tire damage caused by
external influences cannot be indicated in advance.
The system does not operate correctly if it has
not been reset. For example, a flat t ...
