See also:

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

Note
If equipped with Business mobile phone preparation equipment package or without mobile phone preparation. ...

Engaging the transmission position
▷ Transmission position P can only be disengaged if the engine is running and the brake pedal is pressed. ▷ With the vehicle stationary, press on the brake pedal before shifting out ...