Display messages
Possible causes/consequences and
M
M
Solutions
Radar
Radar sensors
sensors dirty
dirty
See Owner's Manual
See Owner's Manual
COLLISION PREVENTION ASSIST PLUS is temporarily restricted or
inoperative.
Possible causes:
R
the sensors in the radiator trim and/or in the bumpers are dirty
R
the function of COLLISION PREVENTION ASSIST PLUS 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. COLLISION PREVENTION ASSIST PLUS is operational 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 145).
X
Switch off the drive system.
X
Clean the sensors (
Y
page 245) 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
Start the drive system again.
The display message disappears.
ã
Acoustic Vehicle
Acoustic Vehicle
Indication inopera‐
Indication inopera‐
tive
tive
The sound generator has malfunctioned. The vehicle can be driven;
however, no vehicle noise emissions will be created. As a result, your
vehicle may not be heard by other road users until it is very close to
them, or it may not be heard at all.
X
Drive with particular care, allowing for the possibility that other road
users may behave unpredictably.
X
Consult a qualified specialist workshop.
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 39).
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 occupants in the rear to fasten their seat belts
(
Y
page 37).
Further information on the status indicator for the rear seat belts
(
Y
page 39).
Display messages
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