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:
WARNING Risk of accident due to
adjusting vehicle settings while the vehicle
is in motion
You could lose control of the vehicle in the
following situations in particular:
If you adjust the driver's seat, the head
restraints, the steering wheel or the mirror
while the vehicle is in motion...
WARNING Risk of accident due to driving
with the hood unlocked
The hood may open and block your view.
Never release the hood
when driving.
Before every trip, ensure
that the hood
is locked.
WARNING Risk of accident and injury
when opening and closing the hood
The hood may suddenly drop into the end
position...