Radar sensors

The radar sensors are located under the rear bumper.
The system may not be fully functional in the following situations:
▷ Dirty or icy bumper.
▷ Stickers on the bumper.
A Check Control message is displayed when the system is not fully functional.
See also:
Switching on automatically
With the engine running or the ignition switched
on, shift the selector lever into position R.
The image of the rear view camera is displayed
when the system has been switched on using
iDrive. ...
Volume
"Speed volume": speed-dependent volume
control.
"PDC": volume of the PDC signal* compared
to the entertainment sound output.
"Gong": volume of the signal, su ...
Displays in the instrument cluster
Indicator lamp
Depending on how the vehicle is
equipped,
the indicator lamp in the instrument
cluster indicates whether the system is
switched on.
Desired speed
► The marking lights up ...
