2019 MERCEDES-BENZ CLA COUPE warning

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions The
yellow 0024warninglamp lightsup and thered 0049 (USAon ly)
or 0024 (Canadaonly) ind icat orlamp flashes .
It is no tpos sibleto apply theelec tric park ingbrak eman ually.
X Sh ift thetrans mis sion topos ition 005D.
X Vis itaqualif iedspecialistwor kshop . 0027
(USAon ly)
004D (Canadaonly)
Che ckBrakeFluid Che
ckBrakeFluid
Lev el Lev
el The
reisno ten ough brakeflui din thebrak efluid reservoir.
A warn ingtone soun ds.The 0027 (USAon ly) or004D (Canadaonly)
warn inglamp sin theins trumen tclus termay alsolightup.
G WAR
NING
The brak ingeffectmay beimp aire d.
The reisaris kof an acc iden t.
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.Do notco ntinu edri vin g
und erany circum stanc es.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Con sult aqualif iedspecialistwor kshop .
X Do notadd brak efluid .This does notco rrec tth emalf unction . 0026
Che ck Che
ckBra ke Bra
kePad Pad
Wear Wea
r The
brak epads /linin gshav ereac hedtheir wear limit.
X Vis itaqualif iedspecialistwor kshop . 0053
Ino perative Ino
perative Malf
unction ofoneor mor emain function sof theMer cedes mecon-
ne ct syst em.
X Vis itaqualif iedspecialistwor kshop . Mer
cedes Mer
cedesme me
con nect con
nect
Ser vicesLimited Ser
vicesLimited
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual Se
rvice limi ted.
Malf unction ofoneor mor emain function sof theMer cedes mecon-
ne ct syst em.
X Obs erveth eno teson diagn ostics conn ection (Ypage 28).
X Vis itaqualif iedspecialistwor kshop . Disp
laymes sage s
199On -boar dcomp uter anddi sp lay s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 0075
SRS SRS
Malfunction Mal
functionSer ‐ Ser
‐
vic eReq uir ed vic
eReq uir ed The
restrain tsyst emismalf unction ing .The 0075 warninglamp also
ligh tsup intheins trumen tclus ter.
G WAR
NING
The airbags orEm erg ency Ten sion ingDevic esmay either betrigge red
uni nten tion ally or,intheeve ntofan acc iden t,may notbe trigge red.
The reisan increas edriskof injury.
X Vis itaqualif iedspecialistwor kshop immediat ely.
Fur ther inform ation about theres train tsyst em(Ypage 40). 0075
Fro ntLeftMal func‐ Fro
ntLeftMal func‐
tio nSer vice tio
nSer vice
Req uired Req
uired orFront Fro
nt
Rig htMalfunction Rig
htMalfunction
Ser viceReq uired Ser
viceReq uired The
restrain tsyst emismalf unction ing atthefron ton thelef tor right.
The 0075 warninglamp alsolightsup intheins trumen tclus ter.
G WAR
NING
The airbags orEm erg ency Ten sion ingDevic esmay either betrigge red
uni nten tion ally or,intheeve ntofan acc iden t,may notbe trigge red.
The reisan increas edriskof injury.
X Vis itaqualif iedspecialistwor kshop immediat ely. 0075
Rea rLef tMal fun c‐ Rea
rLef tMal fun c‐
tio nSer vice tio
nSer vice
Req uired Req
uiredorRea r Rea
r
Rig htMalfunction Rig
htMalfunction
Ser viceReq uired Ser
viceReq uired The
rear left-han dor right-hand restrain tsyst emismalf unction ing .
The 0075 warninglamp alsolightsup intheins trumen tclus ter.
G WAR
NING
The airbags orEm erg ency Ten sion ingDevic esmay either betrigge red
uni nten tion ally or,intheeve ntofan acc iden t,may notbe trigge red.
The reisan increas edriskof injury.
X Vis itaqualif iedspecialistwor kshop immediat ely. 0075
Lef tSid eCur tai n Lef
tSid eCur tai n
Air bag Malfuncti on Air
bag Malfuncti on
Ser viceReq uir ed Ser
viceReq uir edor
Rig htSideCur tain Rig
htSideCur tain
Air bag Malfunction Air
bag Malfunction
Ser viceReq uired Ser
viceReq uired The
left-han dor right-hand window curtainair bag ismalf unction ing .
The 0075 warninglamp alsolightsup intheins trumen tclus ter.
G WAR
NING
The leftor right win dow curtainair bag may either betrigge redunin-
te nt ion ally or,intheeve ntofan acc iden t,may notbe trigge red.
The reisan increas edriskof injury.
X Vis itaqualif iedspecialistwor kshop immediat ely. Disp
laymes sage s
201On -boar dcomp uter anddi sp lay s Z

Engine
Disp
laymes sages Possi
blecauses/cons equences and0050 0050
Solu tions 00BD
Che ck Che
ckCoo lant Coo
lantLev el Lev
el
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual The
coolant levelis toolow.
! Av
oid longer journ eys when there isins ufficie ntcoo lant inthe
eng inecoo ling system. You couldot her wise damag eth eeng ine.
X Add coolant ,obse rving thewarn ingnotesbefo redoin gso
(Y page 263).
If you have toaddcoolan tfr equ ently:
X Con tacta qualifi edspec ialist workshop andhave theeng inecoo ling
syst emcheck ed. 00AC The
fanmot orismalf unctionin g.
X At coo lant temper aturesbelow 248‡( 120 †),drive tothe neare st
qua lified speci alist worksh op.
X Avoid heavyloa dson the engine asyou doso, e.g. drivi nginmoun-
tainou sterrai nand stop-and -gotraffic. 00AC
Coolan tToo Hot Coolan
tToo Hot
Stop Vehicl eTurn Stop
Vehicl eTurn
Engine Off Engine
Off The
coola ntistoo hot.
A wa rning tonealso sou nds.
G WARNING
Do not drive whenyou rengine isoverhe ated.Thiscancausesome
flu ids whichmay have leaked into theengine compartment tocatch
fire.
Steam fromtheoverhe atedengine canalso cau seseri ous burns which
can occur justbyopeni ngthe hood .
There isarisk ofinjury .
X Pul lover andstop thevehi clesafe lyand switch offthe engine, pay-
ing attention toroad andtraffic conditio ns.
X Secure thevehi cleaga inst rolling away (Y pag e142) .
X Wai tuntil theengine hascoole ddow n.
X Make surethattheairsup plytothe engine radiator isnot blocked,
e.g. bysnow, slush orice.
X Do not start theengine againuntil thedisp laymessa gegoes outand
the coola nttempera tureisbel ow 248 ‡(120 †).Otherw ise,the
engine couldbe dama ged.
X Pay attention tothe coola nttempera turedisplay.
If the temperature increase sagain :
X Visi ta qua lified speci alist worksh opimmed iately .
Under normal operatingconditio nsand with thespeci fiedcoola nt
leve l,the coola nttempera turemay riseto248 ‡(120 †). Di
splay messag es
207On-b oard comput erand displays Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 0051 At
least onedoor isopen .A warn ingtone also soun ds.
X Clos eall thedoor s. 00CC
Pow erSteeringMal ‐ Pow
erSteeringMal ‐
fun ctionSee Opera‐ fun
ctionSee Opera‐
tor 'sManual tor
'sManual The
powe rst eer ing ismalf unction ing .
A warn ingtone also soun ds.
G WAR
NING
You willneed touse morefor ce tosteer .
The reisaris kof an acc iden t.
X Chec kwhet heryou areable toapply theex tra for ce req uire d.
If you areabl eto steer safely:
X Dr ive oncar eful ly.
X Vis itaqualif iedspecialistwor kshop immediat ely.
If you areuna bletosteer safely:
X Do notdri ve on.
X Con sult aqualif iedspecialistwor kshop . Pho
neNoService Pho
neNoService Your
vehicleis out side thene two rkpro vider'strans mitter/ rec eiver
ran ge.
X Wait untilth emob ilepho neoper ationalread inesssymb olappear s
in themult ifunction disp lay. 00B2
Che ckWasher Fluid Che
ckWasher Fluid The
wash erflui dlev elin thewash erflui dres ervoir has dropped below
th emin imum .
X Ad dwash erflui d(Y page 263). Wip
erMalfunction‐ Wip
erMalfunction‐
ing ing The
windsh ield wiper sare malf unction ing .
X Vis itaqualif iedspecialistwor kshop . Haz
ard Warning Haz
ard Warning
Fla shersMalfunc‐ Fla
shersMalfunc‐
tio ning tio
ning The
hazard warn inglamp sare fault y.
X Vis itaqualif iedspecialistwor kshop . Sm
artKey Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00AF
Key Key
Does Doe
sNot Not
Belong Bel
ong
to Vehicle to
Vehicle You
haveput thewro ngSm artKey intheign ition lock.
X Use theco rrec tSm artKey. 00AF
Tak eYou rKey from Tak
eYou rKey from
Ign ition Ign
ition The
SmartKey isin theign ition lock.
A warn ingtone soun ds
X Remo vetheSm artKey. 218
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Warning
andindic atorlamps inthe instrument cluster Gene
ralnote s
Some systemscarry outaself-d iagnosis whenthe igniti onisswi tched on.There fore,some indica tor
and warning lampsmay light up orflas htempora rily.This beha viorisnon-critical.
These indicatorand warning lampsonly indica teamal function ifthey light up orflas hafter starting
the engine orwhi lstdrivi ng. Safety
Seat belts Warning
/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00E9
0051
After engine start,thered seatbel twa rning lamplig hts upfor sixseconds.
The seatbel twa rning lampreminds thedrive rand front passenger tofasten their
sea tbel ts.
X Fasten yoursea tbel t(Y pag e44). 00E9
0051
After starting theengine, thered seatbel twa rning lamplig hts up. Inadd ition, a
wa rning tonesound sfor uptosix seconds.
The drive r'ssea tbel tis not fastened .
X Fasten yoursea tbel t(Y pag e44).
The warning tonecease s. 00E9
0051
The redseatbel twa rning lamplig hts upafter theengine starts,assoon asthe
drive r'sorthe front-passe ngerdoor isclose d.
The drive ror front passenger hasnotfastened theirseatbel t.
X Fasten yoursea tbel t(Y pag e44) .
The warning lampgoes out.
There areobjects onthe front-passe ngerseat.
X Remo vethe objects fromthefront-passe ngerseatand stow them inasecure
pla ce.
The warning lampgoes out. 00E9
0051
The redseatbel twa rning lampflas hes and anintermittent audib lewa rning
sound s.
The drive ror front passenger hasnotfastened theirseatbel t.The vehicl eis bei ng
drive nfaster than15mph (25km/h )or has brieflybeen drivenfaster than15mph
(25 km/h) .
X Fasten yoursea tbel t(Y pag e44).
The warning lampgoes outand theintermittent warning tonecease s.
There areobjects onthe front-passe ngerseat.The vehicl eis bei ng drive nfaster
than 15mph (25km/h )or has brieflybeen drivenfaster than15mph (25km/h ).
X Remo vethe objects fromthefront-passe ngerseatand stow them inasecure
pla ce.
The warning lampgoes outand theintermittent warning tonecease s. 220
Warning
andindicator lamps inthe instrum entclusterOn-bo ardcomput erand displays

Safety
systems Warning/
indicator
lamp 00510051
Signal type
Possible causes/co nsequences and0050 0050
Solutions 0027004D
0051
0027 (USAonly), 004D(Canada only):thered brake system warning lampislit
while theengine isrunning. Awarning tonealsosounds.
G WARNING
The brake boosting effectismalfunction ingand thebraking characterist icsmay be
affected.
There isarisk ofan accident.
X Pull over andstop thevehicle safelyassoon aspossible, payingatten tiontoroad
and traffic condition s.Do not cont inue driving underanycircumst ances.
X Secure thevehicle against rollingaway(Ypage 142).
X Consult aquali fiedspecialist workshop.
X Observe theadditional displaymessages inthe multifunct iondisplay . 0027004D
0051
0027 (USAonly), 004D(Canada only):thered brake system warning lampislit
while theengine isrunning. Awarning tonealsosounds.
There isnot enough brakefluidinthe brake fluidreservoir.
G WARNING
The braking effectmaybeimpaired.
There isarisk ofan accident.
X Pull over andstop thevehicle safelyassoon aspossible, payingatten tiontoroad
and traffic condition s.Do not cont inue driving underanycircumst ances.
X Secure thevehicle against rollingaway(Ypage 142).
X Do not add brake fluid.Adding morewillnotcorrect themalfunction .
X Consult aquali fiedspecialist workshop.
X Observe theadditional displaymessages inthe multifunct iondisplay . War
ning andindicator lampsin the instrum entcluster
221On-board computerand displays Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 0025
0051
The yellow ABS warning lamp islit whi lethe engine isrunning.
ABS (Anti-lock BrakingSystem) isdea ctivated duetoamalfu nction. Therefore,
BAS (Brake Assist), ActiveBrakeAssist, ESP®
(Electronic StabilityProgra m),the
HOLD function andhillstart assist,for exampl e,are alsodea ctivated.
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions listed
abo ve.The whee lscoul dtherefore lockifyou brake hard,for exampl e.
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebraki ng
dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately.
If the ABS control unitisdefective ,there isals oapossi bility that other systems ,
such asthe naviga tionsystem orthe automatic transmissi on,willnot beava ilable . 0025
0051
The yellow ABS warning lamp islit whi lethe engine isrunning.
ABS istempora rilyunava ilable .There fore,BAS, Active BrakeAssist, ESP®
,EBD
(el ectronic brakeforcedistributio n),the HOLD function andhillstart assist,for
exampl e,are alsodea ctivated.
Possi blecaus esare:
R self-di agnosi sis not yetcomple te
R the on-board voltagemay beinsuffi cient
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions listed
abo ve.The front andrear whee lscoul dtherefore lockifyou brake hard,for exam-
ple .
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebraki ng
dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isarisk ofan accide nt.
X Ca reful lydrive asui table distance,making slightsteering movements ataspee d
abo ve12 mph (20km/h) .
The functions mentioned aboveare available aga inwhen thewarni nglamp goes
out.
If the warning lamp isstill on:
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. 222
Warning
andindic atorlamps inthe instrum entclusterOn-bo ardcomput erand displays

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 0025
0051
The yellow ABS warning lamp islit whi lethe engine isrunning. Awarni ngtone
als osound s.
EBD ismalfu nctioning. Therefore,ABS, BAS,Active BrakeAssist, ESP®
,the HOLD
function andhillstart assist,for exampl e,are not available either.
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions listed
abo ve.The front andrear whee lscoul dtherefore lockifyou brake hard,for exam-
ple .
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebraki ng
dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. 0025
00E500BB
0027004D 0051
0027(USA only),004D (Canada only):the red brake warninglamp andtheyellow
ABS, ESP®
and ESP®
OFF warning lamp sare litwhi lethe engine isrunning.
ABS andESP®
are malfu nctioning. Therefore,BAS, Active BrakeAssist, EBD,the
HOLD function andhillstart assist,for exampl e,are not available either.
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions listed
abo ve.The front andrear whee lscoul dtherefore lockifyou brake hard,for exam-
ple .
The steerab ility and braki ngchara cteristics maybesevere lyaffected. Thebraki ng
dista nceinan emerge ncybraki ngsitua tioncanincreas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. Warning
andindic atorlamps inthe instrum entcluster
223On-boardcomput erand displays Z