See also:

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

Closing the windows and glass sunroof/panoramic glass sunroof
Driving with the glass sunroof/panoramic glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...

Emergency detection of remote control
It is possible to switch on the ignition or start the engine in situations such as the following: ▷ Interference of radio transmission to remote control by external sources. ▷ Discha ...