2013 MERCEDES-BENZ CLA-CLASS display
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Display messagesPossible causes/consequences and M SolutionsBlind Spot Assist is temporarily inoperative. Possible causes:
R the sensors are dirty.
R the function is impaired due to heavy rain or snow.
R the radar sensor system is outside the operating temperature
range.
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
The yellow 9 indicator lamps also light up in the exterior mir-
rors.
Once the causes listed above no longer apply, the display message
goes out.
Blind Spot Assist is operational again.
If the display message does not disappear:XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XSecure the vehicle against rolling away ( Y page 162).XClean the sensors ( Y page 291).XRestart the engine.Blind Spot Assist
inoperativeBlind Spot Assist is faulty.
The yellow 9 indicator lamps also light up in the exterior mir-
rors.XVisit a qualified specialist workshop.Park Assist cancel‐
ledThe driver's door is open and the driver's seat belt has not been
fastened.XRepeat the parking process with the seat belt fastened and the
driver's door closed.You inadvertently touched the multifunction steering wheel while
steering intervention was active.XWhile steering intervention is active, make sure not to touch the
multifunction steering wheel.The vehicle has started to skid and ESP ®
has intervened.XUse Active Parking Assist again later ( Y page 186).Display messages245On-board computer and displaysZProCarManuals.com
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Display messagesPossible causes/consequences and M SolutionsPark Assist inoper‐
ativeYou have just carried out a large number of turning or parking
manoeuvres.
Active Parking Assist will become available again after approx-
imately ten minutes ( Y page 186).XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XSwitch off and restart the engine.
If the display message continues to be displayed:
XVisit a qualified specialist workshop.PARKTRONIC is faulty.XVisit a qualified specialist workshop.DISTRONIC PLUS offDISTRONIC PLUS has been deactivated ( Y page 173). If it was
deactivated automatically, a warning tone also sounds.DISTRONIC PLUS
available againDISTRONIC PLUS is operational again after having been tempo-
rarily unavailable. You can now reactivate DISTRONIC PLUS
( Y page 173).DISTRONIC PLUS cur‐
rently unavailable
See Owner's ManualDISTRONIC PLUS is temporarily inoperative. Possible causes:
R the function is impaired due to heavy rain or snow.
R the sensors in the radiator trim are dirty
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
R the system is outside the operating temperature range.
R the on-board voltage is too low.
A warning tone also sounds.
Once the causes listed above no longer apply, the display message
goes out.
DISTRONIC is operational again.
If the display message does not disappear:XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XSecure the vehicle against rolling away ( Y page 162).XClean the sensors in the radiator trim ( Y page 291).XRestart the engine.246Display messagesOn-board computer and displays
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Display messagesPossible causes/consequences and M SolutionsDISTRONIC PLUS
inoperativeDISTRONIC PLUS is faulty. Adaptive Brake Assist may also have
failed.
A warning tone also sounds.XVisit a qualified specialist workshop.DISTRONIC PLUS
inactiveYou have depressed the accelerator pedal. DISTRONIC PLUS is no
longer controlling the speed of the vehicle.XRemove your foot from the accelerator pedal.DISTRONIC PLUS
- - - km/hAn activation condition for DISTRONIC PLUS is not fulfilled.XCheck the activation conditions for DISTRONIC PLUS
( Y page 175).DISTRONIC PLUS and
SPEEDTRONIC inop‐
erativeDISTRONIC PLUS and SPEEDTRONIC are faulty. A warning tone
also sounds.XVisit a qualified specialist workshop.Cruise control and
SPEEDTRONIC inop‐
erativeSPEEDTRONIC and cruise control are malfunctioning.
A warning tone also sounds.XVisit a qualified specialist workshop.Limit
--- km/hWhile depressing the accelerator pedal beyond the pressure point
(kickdown), SPEEDTRONIC cannot be activated.Cruise control
- - - km/hA condition for activating cruise control has not been met.
You have tried to store a speed below 30 km/h, for example.XIf conditions permit, drive faster than 30 km/h and store the
speed.XCheck the activation conditions for cruise control
( Y page 169).120 km/h!
Maximum speed
exceededOnly for certain countries: the maximum speed has been excee-
ded.
In addition, the multifunction display shows 120 km/h!.XDrive more slowly.Display messages247On-board computer and displaysZProCarManuals.com
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TyresDisplay messagesPossible causes/consequences and M SolutionsTyre pressure
Check tyresThe tyre pressure loss warning system has detected a significant
loss in pressure.
A warning tone also sounds.GWARNING
With tyre pressures which are too low, there is a risk of the fol-
lowing hazards:
R the tyres may burst, especially as the load and vehicle speed
increase.
R the tyres may wear excessively and/or unevenly, which may
greatly impair tyre traction.
R the driving characteristics, as well as steering and braking, may
be greatly impaired.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
manoeuvres. Pay attention to the traffic conditions as you do
so.XSecure the vehicle against rolling away ( Y page 162).XCheck the tyres and, if necessary, follow the instructions for a
flat tyre ( Y page 298).XCheck the tyre pressures and, if necessary, correct the tyre
pressure.XRestart the tyre pressure loss warning system when the tyre
pressure is correct ( Y page 321).Check tyre pres‐
sures
then restart Run
Flat IndicatorThe tyre pressure loss warning system generated a display mes-
sage and has not been restarted since.XSet the correct tyre pressure in all four tyres.XRestart the tyre pressure loss warning system ( Y page 321).Run Flat Indicator
inoperativeThe tyre pressure loss warning system is faulty.XVisit a qualified specialist workshop.Please correct the
tyre pressureThe tyre pressure is too low in at least one of the tyres, or the tyre
pressure difference between the wheels is too great.XCheck the tyre pressures at the next opportunity
( Y page 322).XIf necessary, correct the tyre pressure.XRestart the tyre pressure monitor ( Y page 324).248Display messagesOn-board computer and displays
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Display messagesPossible causes/consequences and M SolutionsCheck tyresThe tyre pressure in one or more tyres has dropped significantly.
The wheel position is displayed in the multifunction display.
A warning tone also sounds.GWARNING
With tyre pressures which are too low, there is a risk of the fol-
lowing hazards:
R the tyres may burst, especially as the load and vehicle speed
increase.
R the tyres may wear excessively and/or unevenly, which may
greatly impair tyre traction.
R the driving characteristics, as well as steering and braking, may
be greatly impaired.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
manoeuvres. Pay attention to the traffic conditions as you do
so.XSecure the vehicle against rolling away ( Y page 162).XCheck the tyres and, if necessary, follow the instructions for a
flat tyre ( Y page 298).XCheck the tyre pressure ( Y page 322).XIf necessary, correct the tyre pressure.Caution, tyre
defectThe tyre pressure in one or more tyres has dropped suddenly. The
wheel position is displayed in the multifunction display.GWARNING
If you drive with a flat tyre, there is a risk of the following hazards:
R a flat tyre affects the ability to steer or brake the vehicle.
R you could lose control of the vehicle.
R continued driving with a flat tyre will cause excessive heat build-
up and possibly a fire.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
manoeuvres. Pay attention to the traffic conditions as you do
so.XSecure the vehicle against rolling away ( Y page 162).XCheck the tyres and, if necessary, follow the instructions for a
flat tyre ( Y page 298).Display messages249On-board computer and displaysZProCarManuals.com
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Display messagesPossible causes/consequences and M SolutionsTyre pressure mon‐
itor currently
unavailableDue to a source of radio interference, no signals can be received
from the wheel sensors. The tyre pressure monitor is temporarily
malfunctioning.XDrive on.
The tyre pressure monitor restarts automatically as soon as the
cause has been rectified.Wheel sensor(s)
missingThere is no signal from the tyre pressure sensor of one or several
wheels. The pressure of the affected tyre is not displayed in the
multifunction display.XHave the faulty tyre pressure sensor replaced at a qualified spe-
cialist workshop.Tyre press. moni‐
tor inoperative No
wheel sensorsThe wheels fitted do not have a suitable tyre pressure sensor. The
tyre pressure monitor is deactivated.XFit wheels with suitable tyre pressure sensors.
The tyre pressure monitor is activated automatically after driv-
ing for a few minutes.Tyre pressure mon‐
itor inoperativeThe tyre pressure monitor is faulty.XVisit a qualified specialist workshop.
Vehicle
Display messagesPossible causes/consequences and M SolutionsTo start engine,
shift to either P
or NYou have attempted to start the engine with the transmission in
position R or D.XShift the transmission to position P or N.Auxiliary battery
MalfunctionThe auxiliary battery for the automatic transmission is no longer
being charged.XVisit a qualified specialist workshop at the next opportunity.XUntil then, set the automatic transmission to position P before
you switch off the engine.XBefore leaving the vehicle, apply the electric parking brake.Depress brake to
start engineYou have attempted to start the engine with the transmission in
position N without depressing the brake pedal.XDepress the brake pedal.250Display messagesOn-board computer and displays
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Display messagesPossible causes/consequences and M SolutionsTo shift out of P
or N
depress brake and
start engineYou have attempted to shift the transmission to position R or D
without starting the engine.XStart the engine.XDepress the brake pedal.
i It is only possible to shift the transmission from position P to
the desired position if you depress the brake pedal. Only then
can the parking lock be deactivated. If you do not depress the
brake pedal, the DIRECT SELECT lever can still be moved but
the parking lock remains engaged.
i At transmission fluid temperatures below Ò20 † you can only
shift out of position P into another transmission position when
the engine is running.
Depress brake to
shift out of posi‐
tion PYou have attempted to move the transmission selector lever to
position R, N or D without depressing the brake pedal.XDepress the brake pedal.Risk of vehicle
rolling
Transmission not
in PThe driver's door is open and the transmission is in position R, N
or D.
A warning tone also sounds.XShift the transmission to position P.XSecure the vehicle against rolling away ( Y page 162).Without changing
gear,
consult workshopYou cannot change the transmission position due to a malfunction.
A warning tone also sounds.
If transmission position D is selected:XDrive to a qualified specialist workshop without shifting the
transmission from position D.
If transmission position R, N or P is selected:
XConsult a qualified specialist workshop.Only select Park
(P) when
vehicle is station‐
aryThe vehicle is moving.XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XShift the transmission to position P.Reversing not
poss. Consult work‐
shopThe automatic transmission is malfunctioning. You cannot drive in
reverse.XVisit a qualified specialist workshop.Display messages251On-board computer and displaysZProCarManuals.com
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Display messagesPossible causes/consequences and M SolutionsTransmission mal‐
functionThe automatic transmission is malfunctioning.XVisit a qualified specialist workshop.Transmission mal‐
function StopThe automatic transmission is malfunctioning.XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XSecure the vehicle against rolling away ( Y page 162).XConsult a qualified specialist workshop.Stop vehicle Shift
to P Leave engine
runningThe automatic transmission has overheated.XDrive on carefully.
If the display message disappears, the automatic transmission
is available again.
If the display message continues to be displayed:
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XSecure the vehicle against rolling away ( Y page 162).XWait until the automatic transmission has cooled off and the
display message goes out.NThe boot lid is open.XClose the boot lid.MThe bonnet is open.
A warning tone also sounds.GWARNING
The open bonnet may then block your view when the vehicle is in
motion.
There is a risk of an accident.
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XApply the electric parking brake.XClose the bonnet.Active bonnet mal‐
function See Own‐
er's ManualThe active bonnet (pedestrian protection) is not active due to a
malfunction or because it has already been triggered.XVisit a qualified specialist workshop.CAt least one door is open. A warning tone also sounds.XClose all doors.252Display messagesOn-board computer and displays
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