See also:

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

Indication in the info display
The information from the computer is shown in the Info display in the instrument cluster. ...

After a power failure
Only put the parking brake into operation after a power failure The parking brake should only be put into operation again if it was manually released due to an interruption in the supply of el ...