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:
The data shown in the image is example
data.
Maximum tire load is the
maximum permissible
weight for which the tire is approved.
Do not overload the tires by exceeding the specified
load limit. The maximum permissible load
can be found on the vehicle's Tire and Loading
Information placard on the B-pillar on the driver's
side...
NOTE Premature wear through failure to
observe service due dates
Maintenance work which is not carried out at
the right time or incompletely can lead to
increased wear and damage to the vehicle.
Adhere to the prescribed
service intervals.
Always have the
prescribed maintenance
work carried out at a qualified
specialist workshop...