See also:

Malfunction
A message is displayed in the instrument cluster. HDC is not available, e.g., due to elevated brake temperatures. ...

Adaptive brake assistant
In combination with the Active Cruise Control, this system ensures that the brakes respond even more rapidly when braking in critical situations. Refer also to Collision warning. ...

Trip computer
There are two types of computer. "Onboard info": the values can be reset as often as necessary. "Trip computer": the values provide an overview of the current trip. ...