See also:

Cameras
The objectives of the Top View cameras are located at the bottom of the exterior mirror housings. The image quality may be impaired by dirt. Clean the lens. ...

Switching on/off manually
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. ...

Remove unnecessary cargo
Additional weight increases fuel consumption. ...