Mercedes-Benz G-Class 2011 Owners Manual - Manual (Page 154)

Problems with ultrasonic reversing aid
Problem Possible causes/consequences and M Solutions
You hear a warning
signal when backing
up. The ultrasonic backing up aid sensors are dirty or there is
interference.
X Clean the ultrasonic backing up aid sensors ( Y page 224).
X Switch the ignition back on.
The problem may be caused by an external source of radio or
ultrasound waves. The ultrasonic backing up aid has switched off
automatically.
X See if the ultrasonic backing up aid functions in a different
location.
You hear a warning
tone when backing up
or you do not hear a
warning tone and none
of the segments light
up. The ultrasonic backing up aid is malfunctioning and has switched
itself off.
X Have the ultrasonic backing up aid checked at a qualified
specialist workshop as soon as possible.
Rear view camera
Important safety notes
The rear view camera is an optical parking aid.
It shows the area behind your vehicle in the
COMAND display.
G Warning!
Make sure no persons or animals are in or
near the area in which you are parking/
maneuvering. Otherwise, they could be
injured.
The rear view camera is in the tailgate above
the rear window wiper.
:
Rear view camera
View through the camera
The area behind the vehicle is displayed as a
mirror image, as in the rear-view mirror.
G Warning!
The rear view camera is only an aid and may
display obstacles
R from a distorted perspective
R inaccurately
R may not display obstacles at all
152
Driving systems
Driving and parking