See also:

Switching off automatically
System switches off: above approx. 9 mph/ 15 km/h. Switch on the system again if necessary. ...

Visual warning
The approach of the vehicle to an object can be shown on the Control Display. When the distance to an object is small, a red bar is shown in front of the vehicle, as it is in the PDC display. ...

Camera
Camera The lens of the rear view camera is under the grasping lip of the tailgate. The presence of dirt can impair image quality. Clean the lens with a moist, nonabrasive cloth. ...