See also:

Activating HDC
Press the button; the LED above the button lights up. ...

Adjusting
Adjusting 1. Fold the lever down. 2. Move the steering wheel to the preferred height and angle to suit your seating position. 3. Fold the lever back. ...

Switching on automatically
Select transmission position R with the engine running. The Top View and PDC images are displayed if the system is switched on via iDrive. ...