See also:

Only refill the diesel exhaust fluid yourself in exceptional circumstances
To be able to reach the nearest service center with your vehicle, you may refill the diesel exhaust fluid yourself, making sure to heed the warning notices specified below. Handling diesel ex ...

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

SPORT+
Sporty driving with optimized chassis and suspension during limited driving stabilization. Dynamic Traction Control is switched on. The driver handles several of the stabilization tasks. Activa ...