External devices
At a glance

See also:
Brake force display
The concept
▷ During normal brake application, the outer
brake lamps light up.
▷ During heavy brake application, the inner
brake lamps light up in addition. ...
Activating HDC
Press the button; the LED above
the button
lights up. ...
Switching on automatically
Select transmission position R with the engine
running.
The Top View and PDC images are displayed if
the system is switched on via iDrive. ...
