See also:

Deleting all stored programs
Press both outer memory buttons 1 for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually. ...

Deactivating DSC: DSC OFF
DSC can be deactivated. To do this, activate the DSC OFF program. This is performed via the Dynamic Driving Control. ...

Malfunction
A Check Control message is displayed. The parking assistant failed. Have the system checked. ...