See also:

Instrument lighting
Adjusting The parking lamps or low beams must be switched on to adjust the brightness. Adjust the brightness using the thumbwheel. ...

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

General information
Do not adjust while driving Do not adjust the steering wheel while driving; otherwise, an unexpected movement could result in an accident.◀ ...