See also:

Safety switch for the rear
Press the button on the driver's door if children are being transported in the rear. This locks various functions so that they cannot be operated from the rear: safety switch. ...

Malfunction
A Check Control message is displayed. On the Control Display, the areas in front of and behind the vehicle are shaded. PDC has failed. Have the system checked. To ensure full operability: ` ...

Opening the main menu
Press the button. The main menu is displayed The main menu is displayed. All iDrive functions can be called up via the main menu. ...