warning light MERCEDES-BENZ E-CLASS ESTATE 2015 Manual PDF

Safety systems
Display messages
Possible causes/consequences and
M
MSolutions !÷
currently unavail‐ currently unavail‐
able See Owner's able See Owner's
Manual Manual ABS (Anti-lock Braking System), ESP
®
(Electronic Stability Pro-
gram), BAS (Brake Assist System), the HOLD function, PRE-SAFE ®
,
hill start assist and ESP ®
trailer stabilisation are temporarily
unavailable.
The adaptive brake lights, BAS PLUS with Cross-Traffic Assist,
COLLISION PREVENTION ASSIST PLUS, PRE ‑SAFE®
PLUS and
PRE‑SAFE ®
Brake may also have failed.
In addition, the ÷,åand! warning lamps light up in the
instrumen tcluster.
ATTENTION ASSIST is deactivated.
For example, the on-board voltage may be insufficient.
G WARNING
The brake system continues to function normally, but without the functions listed above. The wheels could therefore lock if you
brake hard, for example.
The steerability and braking characteristics may be severely affec-ted. The braking distance may increase in an emergency braking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Drive on carefully.
If the display message disappears, the functions mentioned
above are available again.
If the multifunction display still shows the display message: X Drive on carefully.
X Consult aqualified specialist workshop. !÷
inoperative See inoperative See
Owner's Manual Owner's Manual ABS,E
SP®
,B AS ,the HOLD function, PRE-SAFE ®
,h ill start assist
and ESP ®
trailer stabilisation are not available due to amalfunc-
tion.
The adaptive brake lights, BAS PLUS with Cross-Traffic Assist,
COLLISION PREVENTION ASSIST PLUS, PRE ‑SAFE®
PLUS and
PRE‑SAFE ®
Brake may also have failed.
In addition, the J,÷,åand! warning lamps light up
in the instrumen tcluster.
ATTENTION ASSIST is deactivated.
G WARNING 300
Display messagesOn-board computer and displays

Display messages
Possible causes/consequences and
M
MSolutions The brak
esystem continues to function normally, but without the
function slisted above. The wheels could therefore loc kifyou
brak ehard, fo rexample.
The steerabilit yand brakin gcharacteristics may be severely affec-
ted. The brakin gdistanc emay increase in an emergenc ybraking
situation.
If ESP ®
is no toperational, ESP ®
is unable to stabilis ethe vehicle.
There is an increase ddanger of skiddin gand ris kofana ccident.
X Drive on carefully.
X Consult aqualified specialist workshop immediately. ÷
inoperative See inoperative See
Owner'
sManual
Owner' sManual ESP
®
,B AS ,the HOLD function ,PRE-SAFE ®
,h ill start assist and
ESP ®
trailer stabilisation are no tavailable due to amalfunction.
The adaptive brak elights ,BAS PLU SwithC ross-Traffic Assist,
COLLISION PREVENTION ASSIST PLUS, PRE ‑SAFE®
PLU Sand
PRE ‑SAFE ®
Brake may also hav efailed.
In addition ,the ÷ andå warnin glamp sligh tupint he
instrumen tcluster.
The self-diagnosi sfunction ,for example, may no tbecomplete.
ATTENTION ASSIST is deactivated.
G WARNING
The brak esystem continues to function normally, but without the
function slisted above.
The brakin gdistanc emay thus increase in an emergenc ybraking
situation.
If ESP ®
is no toperational, ESP ®
is unable to stabilis ethe vehicle.
There is an increase ddanger of skiddin gand ris kofana ccident.
X Drive on carefully.
X Consult aqualified specialist workshop. Display
messages
301On-boardcomputer an ddisplays Z

Display messages
Possible causes/consequences and
M
MSolutions T!
÷
inoperative See inoperative See
Owner'
sManual
Owner' sManual EB
D( electronic brak eforce distribution), ABS, ESP ®
,B AS ,the
HOLD function ,PRE-SAFE ®
,h ill start assist and ESP ®
trailer sta-
bilisation are no tavailable due to amalfunction.
The adaptive brak elights ,BAS PLU SwithC ross-Traffic Assist,
COLLISION PREVENTION ASSIST PLUS, PRE ‑SAFE®
PLU Sand
PRE ‑SAFE ®
Brake may also hav efailed.
In addition ,the ÷ ,å and! warnin glamp sligh tupint he
instrumen tcluster and awarnin gtones ounds.
G WARNING
The brak esystem continues to function normally, but without the
function slisted above. The fron tand rear wheels could therefore
lock, fo rexample, if you brak ehard.
The steerabilit yand brakin gcharacteristics may be severely affec-
ted. The brakin gdistanc emay increase in an emergenc ybraking
situation.
If ESP ®
is no toperational, ESP ®
is unable to stabilis ethe vehicle.
There is an increase ddanger of skiddin gand ris kofana ccident.
X Drive on carefully.
X Consult aqualified specialist workshop immediately. J
Brake immediately Brake immediately Am
alfunction has occurred while th eHOLDf unction is active.
or
Wit hthe HOLD function activated, you have:
R opened th edriver's doo rand release dthe seat belt or
R switched of fthe engine
At onem ay also soun datregular intervals. If you attemp ttolock
th ev ehicle, th etoneb ecome slouder.
You canno tstart th eengine.
X Payin gattention to th etraffic situation ,immediately depress the
brak epedal firmly and hold until th edisplay message disap-
pears.
X Safeguar dthe vehicl eagainst rollin gaway (Y page 205).
You can restar tthe engine. J
Releas
eparking
Releas eparking
brake brake You are drivin
gwitht he parkin gbrak eapplied. Awarnin gton ea lso
sounds.
X Releas ethe parkin gbrake. 302
Display
messagesOn-boardcomputer an ddisplays

Display messages
Possible causes/consequences and
M
MSolutions J
Check brake fluid Check brake fluid
level level There is insufficien
tbrak efluidint hebrak efluidr eservoir.
In addition ,the red J warnin glamp lights up in th einstrument
cluster and awarnin gtones ounds.
G WARNING
Braking efficiency may be impaired.
There is ariskofana ccident.
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to roa dand traffic conditions. Do no tcontinu edriving
under any circumstances.
X Safeguar dthe vehicl eagainst rollin gaway (Y page 205).
X Consult aqualified specialist workshop.
X Do no ttop up th ebrak efluid. This does no tcorrect thef ault. #
Check brake pad Check brake pad
wear wear The brak
epads/lining shaver eached their wear limit.
X Consult aqualified specialist workshop. G
inoperative inoperative On
eorm orem ain features of th eMercedes-Ben zConnect system
are malfunctioning.
X Hav ethe system checke dataqualified specialist workshop. Collision Preven‐
Collision Preven‐
tio
nA ssist Plus
tio nA ssist Plus
currently unavail‐ currently unavail‐
abl eS ee Owner's
abl eS ee Owner's
Manual Manual COLLISION PREVENTION ASSIST PLU
Sistemporarily inoperative.
Possibl ecauses:
R ther ada rsensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radi osta-
tion soro ther source sofelectromagnetic radiation
R thes ystem is outside th eoperating temperature range
R theo n-bo ardv oltag eistoolow
Once th ecauses listed abov enolonger apply, th edisplay message
goe sout.
COLLISION PREVENTION ASSIST PLU Sisoperational again.
If th edisplay message does no tdisappear:
X Pull ove rand stop th evehicl esafely as soo naspossible, paying
attention to roa dand traffic conditions.
X Safeguar dthe vehicl eagainst rollin gaway (Y page 205).
X Restart th eengine. Collision Preven‐
Collision Preven‐
tio
nA ssist Plus
tio nA ssist Plus
inoperative inoperative COLLISION PREVENTION ASSIST PLU
Sistemporarily inoperative
due to amalfunction .Adaptive Brake Assis tmay also hav efailed.
X Consult aqualified specialist workshop. Display
messages
303On-boardcomputer an ddisplays Z

Display messages
Possible causes/consequences and
M
MSolutions ý If this symbol appears in th
emultifunction display, aseat belt
tongue has no tbeen inserte dinarear seat belt buckle.
G WARNING
As eat belt whic hisnotwor ncorrectly,orw hichh as no tbeen
engage dintheseat belt buckl ecorrectly,c annotprovid ethe
intended level of protection.
This poses an increase driskofi njury.
X If necessary, ask th eoccupant sintherear to faste ntheir seat
belt s(Ypage 48).
Observ ethe additional information on th erear seat belt status
indicato r(Ypage 49). 6
Restraint Restraint
sys.
sys.mal‐
mal‐
function Consult
function Consult
workshop workshop The restrain
tsystem is faulty. The 6warnin glamp also lights
up in th einstrument cluster.
G WARNING
The airbags or belt tensioners may either be triggered uninten-
tionally or, in th eevent of an accident, may no tbetriggered.
This poses an increase driskofi njury.
X Consult aqualified specialist workshop.
Observ ethe additional information on th erestrain tsystem
(Y page 44). 6
Front Front
left
leftmalfunc‐
malfunc‐
tio nC onsul twork‐
tio nC onsul twork‐
shop
shopor Front right
Front right
malfunction Con‐
malfunction Con‐
sul tw orkshop
sul tw orkshop The restrain
tsystem has malfunctioned at th efront on th eleftor
right .The 6 warnin glamp also lights up in th einstrument clus-
ter.
G WARNING
The airbags or belt tensioners may either be triggered uninten-
tionally or, in th eevent of an accident, may no tbetriggered.
This poses an increase driskofi njury.
X Consult aqualified specialist workshop. 6
Rea
rl eftm alfunc‐
Rea rl eftm alfunc‐
tio nC onsul twork‐
tio nC onsul twork‐
shop shopor Rearr ight
Rea rr ight
malfunction Con‐
malfunction Con‐
sul tw orkshop
sul tw orkshop The restrain
tsystem has malfunctioned at th erear on th eleftor
right .The 6 warnin glamp also lights up in th einstrument clus-
ter.
G WARNING
The airbags or belt tensioners may either be triggered uninten-
tionally or, in th eevent of an accident, may no tbetriggered.
This poses an increase driskofi njury.
X Consult aqualified specialist workshop. 306
Display
messagesOn-boardcomputer an ddisplays

Display messages
Possible causes/consequences and
M
MSolutions 6
Rea
rc entre mal‐
Rea rc entre mal‐
function Consult function Consult
workshop workshop The restrain
tsystem has malfunctioned at th erear centre. The
6 warnin glamp also lights up in th einstrument cluster.
G WARNING
The airbags or belt tensioners may either be triggered uninten-
tionally or, in th eevent of an accident, may no tbetriggered.
This poses an increase driskofi njury.
X Consult aqualified specialist workshop. 6
Left Left
windowbag
windowbag mal‐
mal‐
function Consult
function Consult
workshop workshopor Right
Right
windowbag malfunc‐
windowbag malfunc‐
tio nC onsul twork‐
tio nC onsul twork‐
shop shop The lef
torright windowbag is malfunctioning.
The 6 warnin glamp also lights up in th einstrument cluster.
G WARNING
The lef torright windowbag may either be triggered unintentionally
or, in th eevent of an accident, may no tbetriggered.
This poses an increase driskofi njury.
X Consult aqualified specialist workshop. Lights
i Vehicles wit
hLED ligh tbulbs in th eligh tclusters:
The display message fo rthe correspondin gligh twill only appea rifall theLEDsh avef ailed. Display messages
Possible causes/consequences and
M
MSolutions b
Lef
tc ornering
Lef tc ornering
light light orRight cor‐
Right cor‐
nering light
nering light The lef
torright-hand cornering ligh tisfaulty.
X Consult aqualified specialist workshop. b
Lef
td ipped beam
Lef td ipped beam
or Right dipped Right dipped
beam
beam The lef
torright-hand dipped-beam headlamp is faulty.
X Consult aqualified specialist workshop. b
Traile
rleftt ail
Traile rleftt ail
lamp lampor Trailer
Trailer
right tai llamp
right tai llamp The lef
torright-hand trailer tai llamp is faulty.
X Consult th emanufacturer' soperating instructions. Display
messages
307On-boardcomputer an ddisplays Z

Display messages
Possible causes/consequences and
M
MSolutions Â
Key not detected Key not detected
(whit
edisplay mes-
sage) The KEYLESS-GO ke
ycanno tbed etecte datpresent.
X Change th elocation of th ekeywit hthe KEYLESS-GO functions
in th evehicle.
If th eKEYLESS-GO ke yisstill no tdetected:
X Operat ethe vehicl ewitht he keyint he ignition loc kifneces sary. Â
Remove starting Remove starting
button
,then
button ,then
insert key insert key The KEYLESS-GO ke
yisnotcontinually detected.
KEYLESS-GO is temporarily malfunctionin gorisdefective. Awarn-
in gt onea lso sounds.
X Inser tthe keyintot he ignition loc kand tur nittot hedesired
position.
X Visit aqualified specialist workshop. Warning and indicator lamps in th
einstrument cluster General notes
Some systems carry out aself-diagnosi swhen th eignition is switched on .Several warnin gand
indicato rlamp scan thereby temporarily ligh tuporflash. This behaviour is non-critical. These
warnin gand indicato rlamp sonlyi nd icate amalfunction if they ligh tuporflasha fter th eengine
is started or during ajou rney. Safety
Sea tbelts Problem
Possible causes/consequences and
M
MSolutions ü
Only fo
rcertai ncoun-
tries: th ered seat belt
warnin glamp lights up
fo r6s econds after the
engin estarts. The seat belt warnin
glamp reminds th edriver and fron tpassenger
to faste ntheir seat belts.
X Faste nyour seat belt (Y page 48). ü
Only fo
rcertai ncoun-
tries: th ered seat belt
warnin glamp lights up
after th eengines tarts.
In addition ,awarning
tone sounds fo rupto
6s econds. The driver's seat belt is no
tfastened.
X Faste nyour seat belt (Y page 48).
The warnin gtonec eases. Wa
rning an dindicator la mpsint he instrument cluster
329On-board computera nd displays Z

Problem
Possible causes/consequences and
M
MSolutions ü
The red seat belt warn-
ing lamp lights up after
the engine starts, as
soon as the driver's or
the front-passenger
door is closed.
The driver or passenger has not fastened their seat belt.
X Fasten your seat belt (Y page 48).
The warning lamp goes out. There are objectsont
he front-passenger seat.
X Remove the objectsf rom the front-passenger seat and stow
them in asecure place.
The warning lamp goes out. ü
The red seat belt warn-
ing lamp flashes and an
intermittenta udible
warning sounds. The driver or passenger has not fastened their seat belt. At the
same time, you are driving faster than 25 km/ho rhave briefly
driven faster than 25 km/h.
X Fasten your seat belt (Y page 48).
The warning lamp goes out and the intermittentw arning tone
ceases. There are objectsont
he front-passenger seat. At the same time,
you are driving faster than 25 km/ho rhave briefly driven faster
than 25 km/h.
X Remove th eobjects from th efront-pa ssenger seat and stow
them in asecure place.
The warnin glamp goe sout and th eintermitten twarnin gtone
ceases. Safet
ysystems Problem
Possible causes/consequences and
M MSolutions J
The yellow brak
esys-
te mw arnin glamp
lights up while the
engin eisrunning. G
WARNING
The brak esystem is malfunctionin gand th ebrakin gcharacteris-
tics may be affected.
There is ariskofana ccident.
X If th emultifunction display shows adisplay message ,please
observ ethis.
X Drive on carefully.
X Consult aqualified specialist workshop. J
The red brak
esystem
warnin glamp comes on
while th evehicl eis
moving. Awarnin gtone
also sounds. You are drivin
gwitht he parkin gbrak eapplied.
X Releas ethe parkin gbrake.
The warnin glamp goe sout and th ewarnin gtonec eases. 330
Wa
rning an dindicator la mpsint he instrument clusterOn-board computera nd displays

Problem
Possible causes/consequences and
M
MSolutions !
The yellowA
BS warning
lamp is lit while the
engine is running. ABS (Anti-lock Braking System) has been deactivated due to a
fault. Therefore, BAS (Brake Assist System), BAS PLUS with Cross-
Traffic Assist, COLLISION PREVENTION ASSIST PLUS, ESP ®
(Elec-
tronic Stability Program), PRE‑ SAFE®
,P RE‑SAFE ®
PLUS,
PRE‑SAFE ®
Brake, the HOLD function, hill start assist, ESP ®
trailer
stabilisation and the adaptive brake lights, for example, are also
deactivated.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the functions listed above. The wheels could therefore lock if you
brake hard, for example.
The steerability and braking characteristics may be severely affec-ted. The braking distance may increase in an emergency braking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Observe the additional display messages in the multifunction
display.
X Drive on carefully.
X Consult 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 be unavailable. 332
Warning and indicator lampsint
he instrument clusterOn-board computer and displays

Problem
Possible causes/consequences and
M
MSolutions !
The yellowA
BS warning
lamp is lit while the
engine is running. A
warning tone also
sounds. EBD is unavailable due to
amalfunction .Therefore, ABS,B AS,BAS
PLUS with Cross-Traffic Assist, COLLISION PREVENTION ASSIST
PLUS, ESP ®
,P RE-SAFE ®
,P RE-SAFE ®
PLUS, PRE‑SAFE ®
Brake, the
HOLD function, hill start assist, ESP ®
trailer stabilisation and the
adaptive brake lights, for example, are also unavailable.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the functions listed above. The front and rear wheels could therefore
lock, for example, if you brake hard.
The steerability and braking characteristics may be severely affec-ted. The braking distance may increase in an emergency braking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Observe the additional display messages in the multifunction
display.
X Drive on carefully.
X Consult aqualified specialist workshop. J
֌!
The red brake warning
lamp, the yellow ESP ®
and ESP ®
OFF warning
lamps and the yellow
ABS warning lamp are
lit while the engine is
running. ABS and ESP
®
are unavailabl edue to afault. Therefore, ABS,B AS,
BAS PLUS with Cross-Traffic Assist ,COLLISION PREVENTION
ASSIST PLUS, EBD,P RE-SAFE®
,P RE-SAFE ®
PLUS, PRE‑SA FE®
Brake, the HOLD function, hill start assist, ESP ®
trailer stabilisa-
tion and the adaptive brake lights, for example, are also unavail-
able.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the functions listed above. The fronta nd rear wheels could therefore
lock, for example, if you brake hard.
The steerability and braking characteristics may be severely affec- ted. The braking distanc emay increase in an emergenc ybraking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Observe the additional display messages in the multifunction
display.
X Drive on carefully.
X Consult aqualified specialist workshop. Warning and indicator lampsint
he instrument cluster
333On-board computer and displays Z