See also:

Removing the mobile phone
  Press the button and remove the mobile phone. ...

Brake system
Brakes require an initial break-in period of approx. 300 miles/500 km to achieve optimized contact and wear patterns between brake pads and discs. Drive moderately during this break-in period. ...

Switching on automatically
Select transmission position R with the engine running. The backup camera image is displayed if the system was switched on via the iDrive. ...