See also:

On the front passenger seat
Deactivating airbags After installing a child restraint fixing system in the front passenger seat, make sure that the front, knee and side airbags on the front passenger side are deactivated. ...

Releasing
With the ignition switched on: Manual transmission: Press the switch while the brake or clutch is pressed. Automatic transmission: Press the switch while the brake is pressed or transmission ...

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. ...