See also:

What to do if...
Only a black screen is visible. Switch on the system. There are no options available on the screen. Replace remote control batteries. Radio stations or TV channels are grayed out and c ...

Manual release
The parking brake can be released manually in the event of a power failure or electrical fault. Before releasing, secure the vehicle against rolling Before releasing the parking brake manually, ...

BMW Maintenance System
The maintenance system directs you to required maintenance measures and thereby supports you in maintaining road safety and the operational reliability of the vehicle. ...