Mercedes-Benz GLC : Vehicles with Parking Assist PARKTRONIC / System failure
If the rear view camera is not operational, the
following display appears in the multimedia system.

The following camera views are available in the
multimedia system:
Normal view
Yellow lanes marking the course
the tires
will take with the current steering angle
(dynamic)
Yellow guide line, vehicle
width (driven surface)
depending on the current steering
angle (dynamic)
Red guide line at a distance of
approximately
1...
The rear view camera will not function or will
only partially function in the following situations:
The tailgate is open.
There is heavy rain, snow or fog...
Other information:
Adaptive Highbeam Assist function
WARNING Risk of accident despite
Adaptive Highbeam Assist
Adaptive Highbeam Assist does not react to:
Road users without lights, e.g. pedestrians
Road users with poor lighting, e.g.
cyclists
Road users whose lighting is obstructed,
e...
WARNING Risk of distraction from information
systems and communications
equipment
If you operate information and communication
equipment integrated in the vehicle
when driving, you will be distracted from the
traffic situation. This could also cause you to
lose control of the vehicle...