See also:

Lane Change Warning System monitors vehicles following behind
Inattentiveness or misjudgement of the distance and speed of a vehicle approaching from behind can lead the driver into a critical situation when changing lanes. The optional Lane Change Warning S ...

Malfunction of driving stability control systems
Adapting your driving style When driving on poor roads, avoid using full throttle or pressing the accelerator beyond the kickdown point and also avoid heavy braking. Otherwise, the drive train ...

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