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

See also:
Load
Load
The maximum load is the sum of the weight of
the occupants and the cargo.
The greater the weight of the occupants, the
less cargo that can be transported. ...
For better control
The indicator lamp
flashes: DTC controls
the drive forces and brake forces.
The indicator lamp lights up: DSC and
DTC has failed.
DTC activated:
The indicator lamp
lights up and TRACTION ...
Indicator lamps without text messages
The following indicator lamps notify you that
certain functions are active:
Symbol Function or system
Parking brake set
Canada: parking brake set
High beams/headlamp flasher
Front fog lamps ...
