See also:

Deactivating HDC
Press the button again and the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...

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. ...