Operation Manual

Display messages
Possible causes/consequences and MM Solutions
Collision Preven‐Collision Preven‐
tion Assist Plustion Assist Plus
InoperativeInoperative
COLLISION PREVENTION ASSIST PLUS is temporarily inoperative
due to a malfunction. Adaptive Brake Assist may also have failed.
X
Visit a qualified specialist workshop.
Radar SensorsRadar Sensors
Dirty See Opera‐Dirty See Opera‐
tor's Manualtor's Manual
At least one of the following driving systems or driving safety sys-
tems is temporarily restricted or inoperative:
R
COLLISION PREVENTION ASSIST PLUS
R
DISTRONIC PLUS
Possible causes are:
R
the sensors in the radiator trim and/or in the bumpers are dirty.
R
the function of the driving system and/or driving safety system
is impaired due to heavy rain or snow.
A warning tone also sounds.
When the causes stated above no longer apply, the display mes-
sage disappears. All driving systems/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
Secure the vehicle against rolling away (Y page 160).
X
Switch off the engine.
X
Clean the sensors in the following locations (Y page 295):
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.
6
SRS MalfunctionSRS Malfunction
Service RequiredService Required
The restraint system is faulty. The 6 warning lamp also lights
up in the instrument cluster.
G
WARNING
The air bags or Emergency Tensioning Devices may either be trig-
gered unintentionally or, in the event of an accident, may not be
triggered.
There is an increased risk of injury.
X
Visit a qualified specialist workshop.
For further information about the restraint system, see
(Y page 40).
Display messages
225
On-board computer and displays
Z