See also:

Activating HDC
Press the button; the LED above the button lights up. ...

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. ...

Switching the warning function on/off
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. ...