Display messages
Possible causes/consequences and
M
M
Solutions
Radar
Radar sensors
sensors dirty
dirty
See Owner's Manual
See Owner's Manual
At least one of the following driving systems or driving safety systems
is temporarily restricted or inoperative:
R
COLLISION PREVENTION ASSIST PLUS
R
PRE-SAFE
®
Brake
R
PRE-SAFE
®
PLUS
R
Active Lane Keeping Assist
R
Active Blind Spot Assist
R
DISTRONIC PLUS with Steering Assist and Stop&Go Pilot
If the radar sensor system in front is dirty, Active Blind Spot Assist will
not perform a course-correcting brake application.
Possible causes:
R
the sensors in the radiator trim and/or in the bumpers are dirty
R
the function of the driving system or driving safety system is
impaired due to heavy rain or snow
A warning tone also sounds.
Once the causes listed above no longer apply, the display message
goes out. All driving systems or driving safety systems are operative
again.
If the display message does not disappear:
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Safeguard the vehicle against rolling away (
Y
page 157).
X
Switch off the engine.
X
Clean the sensors (
Y
page 300) in the following locations:
R
in the radiator trim
R
in the front bumper
R
in the rear bumper, particularly in the middle of the rear bumper
X
Restart the engine.
The display message disappears.
A
Malfunction
Malfunction Consult
Consult
workshop
workshop
G
Risk of injury
Cabriolet: the roll bars are defective.
X
Consult a qualified specialist workshop immediately.
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 42).
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Display messages
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