See also:

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

HDC Hill Descent Control
The concept HDC is a downhill driving assistant that automatically controls vehicle speed on steep downhill gradients. Without applying the brakes, the vehicle moves at slightly more than walking ...

Cleaning the windshield and headlamps
Pull the lever, arrow 4. The system sprays washer fluid on the windshield and activates the wipers briefly. When the vehicle lighting system is switched on, the headlamps are cleaned at regular ...