See also:

Brake assistant
When you apply the brakes rapidly, this system automatically produces the maximum braking force boost. It thus helps to achieve the shortest possible braking distance during full braking. This ...

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 ...

Initialization after a power failure
After a power failure, it is only possible to raise the roof, if necessary. Have the system initialized by your service center. ...