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:
NOTE Engine damage due to water
ingress
Take care not to point
the water jet
directly towards the air inlet grille below
the hood.
Observe the legal requirements, e.g. in a number
of countries, washing by hand is only permitted
in specially designated wash bays...
NOTE Mercedes-AMG vehicles
Observe the notes in the
Supplement.
You could otherwise fail to recognize
dangers.
NOTE Plug-in hybrid
Observe the notes in the
Supplement.
You could otherwise fail to recognize
dangers.
The data stated only applies to vehicles with
standard equipment...