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

See also:
End of warning
The warning ends:
Automatically after approx. 3 seconds.
When returning to your own lane.
When braking hard.
When using the turn signal.
...
Switch off any functions that are not currently needed
Functions such as seat heating and the rear window
defroster require a lot of energy and consume
additional fuel, especially in city and stopand-
go traffic.
Therefore, switch off these functio ...
Opening
▷ Press the switch to the
resistance
point.
The window opens while the switch is held.
▷ Press the switch beyond the
resistance
point.
The window opens automatically.
Pressin ...
