Display messages
Possible causes/consequences and
M
M
Solutions
Radar
Radar sensors
sensors dirty
dirty
See Owner's Manual
See Owner's Manual
The radar sensor system is malfunctioning.
Possible causes:
R
dirt on sensors
R
heavy rain or snow
R
driving on inter-urban roads without traffic or infrastructure, e.g. in
desert-like areas
At least one driving system or driving safety system is malfunctioning
or is temporarily unavailable:
R
Active Brake Assist
R
Distance Pilot DISTRONIC
A warning tone also sounds.
Once the cause of the problem is no longer present, the driving and
driving safety systems will be available again. The display message
disappears.
If the display message does not disappear:
X
Stop the vehicle, paying attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
Y
page 166).
X
Switch off the engine.
X
Clean all sensors (
Y
page 311).
X
Restart the engine.
The display message disappears.
ü
If this symbol appears in the multifunction display, a seat belt tongue
has been inserted into a rear seat belt buckle.
Further information on the status indicator for the rear seat belts
(
Y
page 46).
ý
If this symbol appears in the multifunction display, a seat belt tongue
has not been inserted in a rear seat belt buckle.
G
WARNING
A seat belt which is not worn correctly, or which has not been engaged
in the seat belt buckle correctly, cannot provide the intended level of
protection.
This poses an increased risk of injury.
X
If necessary, ask the vehicle occupants in the rear to fasten their
seat belts (
Y
page 45).
Further information on the status indicator for the rear seat belts
(
Y
page 46).
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Display messages
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