See also:

Switching on/off manually
Switching on/off manually Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. ...

Malfunction
A message is displayed in the instrument cluster. HDC is not available, e.g., due to elevated brake temperatures. ...

Clean the windshield, headlamps
Pull the lever. The system sprays washer fluid on the windshield and activates the wipers briefly. In addition, the headlamps are cleaned at regular intervals when the vehicle lights are swi ...