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:
Function of Active Lane Change Assist
Active Lane Change Assist supports the driver
when changing lanes by applying steering torque
if the driver operates a turn signal indicator.
Observe the notes on driving systems and your
responsibility; you may otherwise fail to recognize
dangers...
Making a call via the overhead control panel
me button for service or
information calls
SOS button cover
SOS button (emergency call
system)
Making a Mercedes me call
Press me button
.
Making an emergency call
To open the cover of SOS button
, press it
briefly...