warning lights MERCEDES-BENZ M-CLASS SUV 2011 Service Manual
[x] Cancel search | Manufacturer: MERCEDES-BENZ, Model Year: 2011, Model line: M-CLASS SUV, Model: MERCEDES-BENZ M-CLASS SUV 2011Pages: 389, PDF Size: 9.22 MB
Page 258 of 389
Displa
ymessages Possible causes/consequences and
M Solutions
If th
edisplay message continues to be displayed:
X Drive on carefully.
X Visit aqualified specialist workshop. !÷
in
operative See Owner'
sManual G
Risk of accident
ABS, ESP ®
,B AS ,PRE-SAFE ®
,t he HOL Dfunction ,hill start assist
and ESP ®
trailer stabilisation are no tavailab ledue to amalfunc-
tion.
The adaptive brake lights, BAS PLUS and PRE-SAFE ®
Brake may
als oh ave failed.
In addition, the J,÷,åand! warning lamp slight
up in the instrument cluster.
The brake system continues to function normally, but without the
functions listed above. The wheels could therefor elock if you
brake hard, for example.
ATTENTION ASSIS Tisd eactivated.
X Drive on carefully.
X Visit aquali fieds pecialist workshop immediately. ÷
currentl
yunavail‐ able See Owner's
Manual G
Ris
kofa ccident
ESP ®
,B AS, PRE- SAFE ®
,t he HOL Dfunction, hill start assis tand
ESP ®
trailer stabilisation are temporarily not available.
The adaptive brake lights ,BAS PLU Sand PRE-SAFE ®
Brak emay
also have failed.
In addition, the ÷andå warning lamps light up in the
instrument cluster.
The self-diagnosis function might not be complete, for example.
ATTENTION ASSIS Tisdeactivated.
The brak esystem continues to function normally, but without the
functions liste dabove.
X Carefull ydrive on asuitable stretc hofroad, makin gslight steer-
ing movements, at aspeed above 20 km/h.
If the display message disappears, the fun ction sm entioned
above are available again.
If the display message continues to be displayed:
X Driv eonc arefully.
X Visit aqualified specialist workshop. Display messages
255On-boardcomputer and displays Z
Page 259 of 389
Displa
ymessages Possible causes/consequences and
M Solutions
÷
in
operative See Owner'
sManual G
Risk of accident
ESP ®
,B AS ,PRE-SAFE ®
,t he HOL Dfunction ,hill start assist and
ESP ®
trailer stabilisation are no tavailab ledue to amalfunction.
The adaptive brake lights, BAS PLUS and PRE-SAFE ®
Brake may
als oh ave failed.
In addition, the ÷andå warning lamp slight up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
The brake system continues to function normally, but without the
functions listed above.
X Driv eonc arefully.
X Visi taq ualifieds pecialist workshop. T!
÷
inoperativ
eSee Owner'
sManual G
Ris
kofa ccident
EB D( electroni cbrake force dist ribution) ,ABS ,ESP ®
,B AS, PRE-
SAFE ®
,t he HOL Dfunction, hill start assist and ESP ®
trailer stabi-
lisation are not available due to amalfunction.
The adaptive brake lights, BAS PLUS and PRE-SAFE ®
Brake may
als oh ave failed.
In addition, the ÷,åand! warning lamp slight up in
the instrument cluster and awarning tone sounds.
ATTENTION ASSIST is deactivated.
The brake system continue stofunction normally, but withou tthe
func tions listed above. The wheels coul dtherefore lock if you
brake hard, for example.
X Drive on carefully.
X Visit aqualified specialist worksho pimmediately. !
Release parking
brake Th
er ed ! indicator lam pflashes and awarning tone sounds.
Ac ondition for automatic release of the electric parkin gbrake is
not fulfill ed (Ypag e161).
Yo ua re driving wit hthe electric parkin gbrake appl ied.
X Release the electric parking brake manually. The red
!indicator lamp flashe sand aw arning tone sounds.
You are making an emergency stop using the electric parking
brake (Y page 161). 256
Display messagesOn-board computer and displays
Page 260 of 389
Displa
ymessages Possible causes/consequences and
M Solutions
!
Pa
rkingb rake See Owner'
sManual Th
ey ellow !warning lamp lights up.
The electric parkin gbrak eism alfunctioning.
To apply:
X Switc hoffthe ignition.
X Press the electric parking brake handle fo ratleast 10 seconds.
X Shif tthe transmission to P.
X Consult aqualified specialist worksho p. The yellow
!warnin glamp and the red !indicator lamp
are lit.
The electric parking brake is malfunctioning.
To release:
X Switch off the ignitio nand turn it back on.
X Releas ethe electric parkin gbrake manu ally.
or
X Release the electric parkin gbrake automatically (Y page 161).
If the yellow !warning lamp remains lit or continues to flash:
X Do not drive on.
X Consult aqualified specialist worksho p. The red
!indicator lam pflashes and the yellow !warning
lamp is lit.
The electric parkin gbrake is malfunctioning.
To rel ease:
X Switch off the ignitio nand turn it back on.
X Releas ethe electric parkin gbrake manu ally.
To apply:
X Switch off the ignitio nand turn it back on.
X Appl ythe electric parkin gbrake manu ally.
If the red !indicator lamp continues to flash:
X Do not drive on.
X Secur ethe vehicle against rolling away (Y page 338).
X Shif tthe transmission to P.
X Tur nthe front wheels towards the kerb.
X Consult aqualified specialist worksho p. Display messages
257On-boardcomputer and displays Z
Page 261 of 389
Displa
ymessages Possible causes/consequences and
M Solutions
The yellow
!warning lamp lights up. The red !indicator
lamp flashes fo rabout 10 seconds after the electric parkin gbrake
ha sb een applied or released. It then goes out or remains lit.
The electric parkin gbrake is malfunctioning.
X Switch off th eignition and tur nitback on.
X Apply the electric parkin gbrake.
If it is not poss ible to apply the electric parkin gbrake:
X Shift th etransmission to P.
X Vis itaq uali fieds pecialist workshop.
If it is not possible to release the electric parkin gbrake:
X Releas ethe elec tricp arkin gbrake automaticall y(Ypage 16 1).
If th eelectric parkin gbrake can stil lnot be released:
X Consult aqualified specialist workshop. The yellow
!warning lamp lights up. If you manually apply or
release the electric parkin gbrake ,the red !indicator lamp
fla shes.
The electric parking brak eismalfunctioning. It is not poss ible to
apply the electric parking brake manu ally.
X Shift the transmission to P.
X Visit aquali fieds pecialist workshop. !
Pk
gb rake inopera‐ tive Th
ey ellow !warning lam plights up. The red !indicator
lamp flashes for about 10 seconds after the electric parkin gbrake
ha sb een applied or released. It then goes out or remains lit.
The electric parkin gbrake is malfunctioning ,e.g. because of over-
voltag eorundervoltage.
X Remove the cause for the overvoltage or undervoltage ,e.g. by
charging the battery or restarting the engine.
X Appl yorr elease the electric parkin gbrake.
If it remains impossibl etoapply or release the electric parking
brake:
X Swit choff the ignition and tur nitback on.
X Apply or release the electric parkin gbrake.
If th eelectric parkin gbrake can stil lnot be released:
X Consult aqualified specialist workshop. 258
Display messagesOn-board computer and displays
Page 262 of 389
Displa
ymessages Possible causes/consequences and
M Solutions
The display message is only shown while th
evehicl eisinm otion.
The red !indicato rlamp flashes and the yellow !warning
lamp is lit.
It is not possible to apply the electric parkin gbrake manually.
X Shift th etransmission to P.
X Visit aqualified specialist workshop. !
Turn on th
eigni‐ tion to release
the parking brake Th
er ed ! indicator lam pislit.
You attempted to release the electric parkin gbrake whil ethe igni-
tion was switched off.
X Key: turnthe key to position 1in the ignition lock.
X KEYLESS-GO: switchont he ignition. J
Chec
kbrake fluid level G
Ris
kofa ccident
There is insufficien tbrake flui dinthe brake flu idreservo ir.Ina ddi-
tion, the red Jwarning lamp in the instrumen tcluster lights
up and awarning tone sounds.
X Pul lover and stop th evehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driv ing
under any circumstances.
X Apply the electric parking brake.
X Consult aqualified specialist worksho p.
X Do not top up the brake fluid. Thi sdoes not correc tthe error. #
Chec
kbrake wear Th
eb rake pa ds/linings have reach edtheir wea rlimit.
X Visit aqualified specialist workshop. PRE-SAFE
inoperativ
eSee Owner's Manual G
Ris
kofi njury
Impor tant functions of PRE-SAFE ®
have failed. All other occupant
safety sys tems,e.g. airbags, remain available.
X Visit aqualified specialist worksho pimmediately. Display mess
ages
259On-boa rd comp uter and displays Z
Page 264 of 389
Displa
ymessages Possible causes/consequences and
M Solutions
Ch
ilds eatin wrong position
See Owner'
sManual G
Risk of in
jury
Vehicles with automatic child seat recognition on the front-
passenge rseat: the child seat is positioned incorrectly.
X Fit the child seat in the correc tposition. G
Risk of injury
Vehicles with automatic child seat recognition on the front-
passenger seat: the automatic child seat recognition sensor is
faulty.
X Visit aqualified specialist workshop. 6
Restraint
sys. mal‐
function Consult
workshop G
Risk of injury
There is amalfunction in the SRS (Supplemental Restraint Sys-
tem). The 6warning lamp also lights up in the instrumen tclus-
ter.
X Visit aqualified specialist workshop. 6
Front
left malfunc‐
tion Consul
twork‐ shop or
Front right malfunction Con‐
sult workshop G
Ris
kofi njury
SRS has malfunctioned at the fronton the left or right. The 6
warning lamp also lights up in the instrument cluster.
X Visi taq ualifieds pecialist workshop. 6
Rear left malfunc‐
tion Consul
twork‐ shop or
Rear right malfunction Con‐
sult workshop G
Ris
kofi njury
SRS has malfunctioned at the rear on the left or right .The 6
warnin glamp also lights up in the instrument cluster.
X Visit aqualified specialist workshop. Display messages
261On-boardcomputer and displays Z
Page 265 of 389
Displa
ymessages Possible causes/consequences and
M Solutions
6
Re
ar centre mal‐ function Consult
workshop G
Risk of in
jury
SRS has malfunctioned at the rear centre. The 6warning lamp
als olights up in th einstrument cluster.
X Visi taqualified specialist workshop. 6
Left
windowbag mal‐
function Consult
workshop orR
ight windowba
gmalfunc‐ tion Consult work‐
shop G
Ris
kofi njury
There is amalfunction in the left-han dand/or right-han dwindow-
bag. The 6warnin glamp also lights up in the instrumen tclus-
ter.
X Visit aqualified specialist workshop. Lights
i Display messages about LEDs:
This display message will only appear if all LEDs have failed. Displa
ymessages Possible causes/consequences and
M Solutions
b
Le
ft cornering light or
Right cor‐ nering light Th
eleft or right-hand cornering light is faulty.
X Chec kwhether you ar epermitted to change the bulb yourself
(Y page 113).
or
X Visit aqualified specialist workshop. b
Left dipped beam
or
Righ tdipped beam Th
eleft or right-hand dipped-beam headlamp is faulty.
X Check whether you are permitted to change the bulb yourself
(Y page 113).
or
X Visit aqualified specialist workshop. b
Traile
rleft tail lamp or
Trailer right tail lamp Th
eleft or right-hand trailer tail lam pisfaulty.
X Check whethe ryou ar epermitted to change the bulb yourself.
or
X Visit aqualified specialist workshop. b
Traile
rleft indi‐ cator or
Trailer right indicator Th
eleft or right-hand trailer tur nsignal lamp is faulty.
X Check whether you are permitted to change the bulb yourself.
or
X Visit aqualified specialist workshop. 262
Display messagesOn-board computer and displ
ays
Page 287 of 389
Warnin
gand indicator lamps in th einstrument cluster Seat belts
Problem Possible causes/consequence
sand M Solutions
7
Only for certain coun-
tries: the red seat belt
warning lamp lights up
for six seconds after
the engine starts. The seat belt warning lamp reminds the driver and fron
tpassenger
to fasten their seat belts.
X Fasten your seat belt (Y page 46).7
Only for cer
tain coun-
tries: the red seat belt
warnin glamp lights up
after the engine starts.
In addition, awarning
tone sounds for up to
six seconds. G
Risk of injury
The driver' sseat belt is not fastened.
X Fasten your seat belt (Y page 46).
The warning ton eceases. 7
The red seat belt warn-
ing lam
plights up after
the engine starts, as
soon as the driver's or
the front-passenger
door is closed. G
Risk of injury
The driver or front passenger has not fastened their seat belt.
X Fasten your seat belt (Y page 46).
The warnin glamp goes out. G
Risk of injury
There are object sonthe front-passenger seat.
X Remove the objec tsfrom th efront-passenger seat and stow
them in asecur eplace.
The warnin glamp goes out. 284
Warnin
gand indicator lam psin the instrument clusterOn-board compu tera nd displays
Page 288 of 389
Problem Possible causes/consequences and
M Solutions
7
The red seat belt warn-
ing lam pflashes and an
intermitten taudible
warning sounds. G
Ris
kofi njury
The driver or fron tpassenger has not fastened their seat belt. At
th es am etime, yo uare dr ivingfaster than25k m/h or have briefly
driven faster than 25 km/h.
X Fasten your seat belt (Y page 46).
Th ew arning lamp goes out and the intermittent warning tone
ceases. G
Risk of injury
There are objects on the front-passenger seat. At the same time,
you are driving faster than 25 km/h or have briefly driven faster
than 25 km/h.
X Remove the objects from the front-passenger seat and stow
them in asecur eplace.
The warnin glamp goes out and the intermittent warning tone
ceases. Safety systems
Problem Possible causes/consequence
sand M Solutions
J
The yellow brak
esys-
tem warning lamp
lights up while the
engine is running. G
Risk of accident
The brake syste mism alfunctionin gand the braking characteris-
tics may be affected.
X If the multifunctio ndispla yshows adispla ymessage, please
observ ethis.
X Drive on carefully.
X Visit aqualified specialist workshop. J
The red brake system
warning lamp comes on
while the engine is run-
ning. Awarning tone
also sounds. G
Risk of accident
The brake boosting effect is malfunctionin gand the braking char-
acteristics may be affected.
X Pull over and sto pthe vehicle safely as soon as possible, paying
attention to roa dand traffic conditions. Do not continue driving
under any circumstances.
X Appl ythe electric parkin gbrake.
X Consult aqualified specialist workshop.
X Observe the additional displa ymessages in the multifunction
display. Wa
rning and indicator lamp sinthe instrument cluster
285On-boardcomputerand disp lays Z
Page 289 of 389
Problem Possible causes/consequences and
M Solutions
J
The red brake system
warnin
glamp comes on
while the engine is run-
ning. Awarning tone
also sounds. G
Risk of accident
There is insufficient brake fluid in the fluid reservoir.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.
X Apply the electric parking brake.
X Consult aqualified specialist worksho pimmediately.
X Observe th eadditiona ldisplay messages in the multifunction
display.
Do not top up the brake fluid. This does not correct the error. !
The yello
wABS warning
lamp is lit while the
engine is running. G
Risk of accident
ABS (Anti-lock Brake System) has bee ndeactivated due to afault.
For this reason, BAS (Brake Assist), BAS PLUS, ESP ®
(Electronic
Stability Program), PRE-SAFE ®
,P RE-SAFE ®
Brake, the HOL Dfunc-
tion, hill start assist, the adaptive brake lights and ESP ®
trailer
stabilisation are also deactivated, for example.
The brake system continues to function normally, but without the
functions listed above. The wheel scould therefor elock if you
brake hard ,for example.
ATTENTION ASSIS Tisdeactivated.
X Observ ethe additiona ldispla ymessages in the multifunction
display.
X Drive on carefully.
X Visit aqualified specialist workshop.
If the ABS control unit is faulty, there is also apossibility that other
systems, such as the navigation system or the automatic trans-
mission ,will not be available. 286
Warning and indicator lamp
sinthe instrument clusterOn-board compute rand displays