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

See also:
Activating ECO PRO
Press button repeatedly until
ECO PRO
is displayed in the instrument cluster. ...
Switching on/off
Switching on/off
Press the button.
▷ On: the LED lights up.
▷ Off: the LED goes out.
The system can issue warnings at speeds above
approx. 30 mph/50 km/h.
The state is stor ...
Switching the warning function on/off
Press the button
On: the LED lights up.
Off: the LED goes out.
The state is stored for the remote control currently
in use. ...
