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. ...

Maintaining/storing the speed
Press the button*. When the system is switched on, the current speed is maintained and stored as the desired speed. It is displayed in the speedometer and briefly displayed in the instrument ...

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