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

See also:
Switching on/off manually
Press the button.
On: the LED lights up.
Off: the LED goes out.
...
Rear entertainment
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not avai ...
Opening the favorites
If an activated favorite is played back, the following
message appears for approx. 20 seconds:
"Favorite alert!".
"Favorites"
Select the symbol while the message is shown.
...
