See also:

Backrest width
Change the width of the backrest using the side wings to adjust the lateral support. ...

Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. If Top View is displayed, switch on the backup camera via the iDrive. ...

Fuel filler flap
Opening 1.  Open the fuel filler flap. To do so, lightly press the rear edge. 2.  Turn the fuel cap counterclockwise. 3.  Place the fuel cap in the bracket attached to the fuel fille ...