See also:

General information
If you are no longer able to move the roller sunblind for the rear window after having activated it a number of times in a row, the system is blocked for a limited time to prevent overheating. ...

Screw thread
Push out the cover by pressing on the top edge. ...

The concept
The Active Protection safety package consists of systems that are independent of each other: ▷ PreCrash ▷ PostCrash ...