2019 MERCEDES-BENZ CLA COUPE Owner's Manual

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 003D
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual The
battery isno tbein gch arg ed.
A warn ingtone also soun ds.
Pos siblecaus esare:
R adef ective altern ator
R ato rn poly- V-belt
R amalf unction intheelec tron ics
! Do
notdri ve any further. Other wise theen gin emay overheat.
X Pull overand stop theveh iclesaf ely and switchoff theen gin e,pay-
ing attention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Con sult aqualif iedspecialistwor kshop . 003D
Sto pVeh icleSee Sto
pVeh icleSee
Ope rator'sMan ual Ope
rator'sMan ual The
battery isno longer bein gch arg edand theco nd ition ofcharg eis
to olow.
A warn ingtone also soun ds.
X Pull overand stop theveh iclesaf ely and switchoff theen gin e,pay-
ing attention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Obs erveth eins truct ionsin thedisp laymes sage 003D SeeOper‐ See
Oper‐
ato r's Manual ato
r's Manual.
X Con sult aqualif iedspecialistwor kshop . 00B2
Che ck Che
ckEng ine Eng
ine Oil Oil
At At
Nex tRef ueling Nex
tRef ueling The
engin eoil levelhas dropped tothemin imum level.
A warn ingtone also soun ds.
! Av
oid longer journ eys when there isins ufficien ten gin eoil. You
co uld other wise damag eth een gin e.
X Chec kth eoil levelwhen next ref uelin g,at thelat est (Ypage 261).
X Ifne cessar y,add engin eoil (Ypage 262).
If th eengin eoil need stop pingup mor eoft en:
X Con tacta qualif iedspecialistwor kshop andhaveth een gin e
ch ecke d.
In for mat iononappr oveden gin eoils can beobt ained from any quali-
fie dspe cialistwor kshop oron theIn te rn et athttp :/ /be vo.mer cedes -
ben z.co m. 00D4
Fue lLev elLow Fue
lLev elLow The
fuel levelhas dropped intoth eres erveran ge.
X Refue lat thene ares tgas stati on. 208
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00D5 The
reison lyaver ysma llamou ntoffuel inthefuel tank.
X Refue lat thene ares tgas stati on without fail. 00D4
Gas CapLoose Gas
CapLoose The
fuel filler cap isno tclo sed correc tly or thefuel systemisleak ing.
X Chec kth at thefuel filler cap isco rrec tly clo sed .
If th efu el fill er cap isnot correctly closed :
X Clos eth efuel filler cap .
If th efu el fill er cap iscor rectly closed :
X Vis itaqualif iedspecialistwor kshop . Dri
ving system s Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00AD
Att ention Assist : Att
ention Assist :
Tak eaBre ak! Tak
eaBre ak! Bas
edon certain criteri a,AT TENTI ON ASSIST has detectedfat igue or
a lack ofconcen trati on on thepart ofthedri ver .A warn ingtone also
soun ds.
X Ifne cessar y,tak eabre ak.
Dur ing longjo urn eys, takereg ular breaks ingoo dtime soyou get
en ough rest. 00AD
Att ention Assist Att
ention Assist
Ino perative Ino
perative AT
TENTI ON ASSIST isino per ative.
X Vis itaqualif iedspecialistwor kshop . 00D9
Off Off The
HOLD function isdeac tivat ed. The vehicleis sk iddin g.
A warn ingtone also soun ds.
X Reac tivat eth eHO LD function later (Y page 159). The
HOLD function isdeac tivat ed. Whe nth ebrak epedal isfirmly
depr essed, anact ivat ion cond ition isno tfulf illed .
A warn ingtone also soun ds.
X Chec kth eact ivat ion cond ition sfor theHO LD function
(Y page 159). Disp
laymes sage s
209On -boar dcomp uter anddi sp lay s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Lan
e Lan
eKee ping Kee
pingAss ist Ass
ist
Cur rently Unavaila‐ Cur
rently Unavaila‐
ble SeeOperator's ble
SeeOperator's
Man ual Man
ual Lan
eKee pingAs sis tis deac tivat ed and tempo rarily ino per ative.
Pos siblecaus esare:
R thewin dsh ield inthecam era'sfie ldof vis ion isdir ty
R vis ibilit yis imp aire ddue toheav yrain ,sn ow orfog
R there havebeen nolanemar king sfor anextend ed per iod
R thelan emar king sare wor naway, darkorcover edup, e.g. by dirtor
sn ow
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Lan eKee pingAs sis tis oper ationalagain .
If th edisp laymes sage does notdisap pear:
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Clean thewin dsh ield. Lan
e Lan
eKee ping Kee
pingAss ist Ass
ist
Ino perative Ino
perative Lan
eKee pingAs sis tis def ective.
X Vis itaqualif iedspecialistwor kshop . Bli
ndSpotAss ist Bli
ndSpotAss ist
Cur rently Unavaila‐ Cur
rently Unavaila‐
ble SeeOperator' s ble
SeeOperator' s
Man ual Man
ual Bli
nd Spot Assis tis tempo rarily ino per ative.
Pos siblecaus esare:
R theradar sensor syst emistempo rarilyino per ative, e.g. due toelec -
tr omag netic radi ation emi tted bynearby TVorradi ostati onsor
ot her sour cesof elec tromag netic radi ation
R theradar sensor syst emisout side theoper ating tempe rature range
The yellow 0063indicat orlamp salso lightup intheex terio rmir rors.
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Bli nd Spot Assis tis oper ationalagain .
If th edisp laymes sage does notdisap pear:
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Rest arttheen gin e. Bli
ndSpotAss ist Bli
ndSpotAss ist
Ino perative Ino
perative Bli
nd Spot Assis tis malf unction ing .
The yellow 0063indicat orlamp salso lightup intheex terio rmir rors.
X Vis itaqualif iedspecialistwor kshop . Act
ive Parking Act
ive Parking
Ass ist Canceled Ass
ist Canceled The
driver 'sdoor isopen andthedri ver 'sseat belthasnotbeen fas-
te ne d.
X Repeat thepark ingprocess wit hth eseat beltfastene dand the
dri ver 'sdoor closed . 210
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions You
haveina dve rten tly to uch edthemult ifunction steer ing whee lwhile
st eer ing interv ention was active.
X Whil est eer ing interv ention isact ive,mak esur eth at themult ifunc-
ti on steer ing whee lis no tto uch eduninten tion ally. The
vehiclehas start ed toskid and ESP®
has interv ened.
X Use Active Park ingAssis tagain later (Y page 165). Act
ive Parking Act
ive Parking
Ass ist Inoperati ve Ass
ist Inoperati ve You
havejus tcar riedout alarg enum beroftur nin gor park ingman eu-
ver s.
Ac tive Park ingAssis twill become available again afterappr oximat ely
te nmin utes(Y page 165).
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Swi tchoff and restartth een gin e.
If th emult ifunction disp laystill sho wsthedisp laymes sage :
X Vis itaqualif iedspecialistwor kshop . Park
ingAssis tPA RKTRO NICis malf unction ing .
X Vis itaqualif iedspecialistwor kshop . Act
ive Parking Act
ive Parking
Ass ist Finished Ass
ist Finished The
vehicleis park ed.Awarn ingtone also soun ds.
The displaymes sage disap pearsauto matically. Act
ive Distance Act
ive Distance
Ass ist Off Ass
ist Off Ac
tive Distanc eAs sis tDI ST RONI Cwas deac tivat ed (Ypage 156).
If it was notdeac tivat ed bythedri ver ,a warn ingtone also soun ds. Act
ive Distance Act
ive Distance
Ass ist Ass
ist Now Now
Available Ava
ilable Ac
tive Distanc eAs sis tDI ST RONI Cis oper ationalagain afterhav ing
been tempo rarilyunav ailable .You cannowreac tivat eAc tive Distanc e
As sis tDI ST RONI C(Y page 154). Act
ive Distance Act
ive Distance
Ass ist Currently Ass
ist Currently
Una vailableSee Una
vailableSee
Ope rator'sMan ual Ope
rator'sMan ual Ac
tive Distanc eAs sis tDI ST RONI Cis tempo rarily ino per ative.
Pos siblecaus esare:
R theradar sensor syst emistempo rarilyino per ative, e.g. due toelec -
tr omag netic radi ation emi tted bynearby TVorradi ostati onsor
ot her sour cesof elec tromag netic radi ation
R thesyst emisout side theoper ating tempe rature range
R theon -boar dvol tag eis toolow
A warn ingtone also soun ds.
Whe nth ecaus esstate dabov eno longer apply, thedisp laymes sage
disap pears.
Ac tive Distanc eAs sis tDI ST RONI Cis oper ationalagain .
If th edisp laymes sage does notdisap pear:
X Pull overand stop theveh iclesaf ely assoo nas pos sible,payin g
att ention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Rest arttheen gin e. Disp
laymes sage s
211On -boar dcomp uter anddi sp lay s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Act
ive Distance Act
ive Distance
Ass ist Inoperative Ass
ist Inoperative Ac
tive Distanc eAs sis tDI ST RONI Cis def ective. Situati on-depen dent
brak efor ce boos ting may alsohavefail ed.
A warn ingtone also soun ds.
X Vis itaqualif iedspecialistwor kshop . Act
.Dis tance Act
.Dis tance
Ass ist Suspended Ass
ist Suspended You
havedepr essedtheacc eler atorpedal .Ac tive Distanc eAs sis t
DI ST RONI Cis no longer control lingth espe edoftheveh icle.
X Remo veyour footfr om theacc eler atorpedal . Act
. Act
.Dis tance Dis
tanceAss ist Ass
ist
- --mph -
--mph A
co nd ition foractivat ing Active Distanc eAs sis tDI ST RONI Chas not
been met.
X Chec kth eact ivat ion cond ition sfor Active Distanc eAs sis t
DI ST RONI C(Y page 154). Cru
ise Cru
ise Control Con
trolIno p‐ Ino
p‐
era tive era
tive Cruis
eco ntrol ismalf unction ing .
A warn ingtone also soun ds.
X Vis itaqualif iedspecialistwor kshop . Cru
ise Control Cru
ise Control
- --mph -
--mph R
Aco nd ition foractivat ing cruise control has notbeen fulfilled .
You havetried tostore aspe edbelo w20 mph (30km/h), forexam-
ple.
R ES P®
is deac tivat ed The yello wES P®
OF Fwarn inglamp islit.
X Ifco nd ition sper mit,dri ve fas terth an 20 mph (30km/h)and store
th espe ed.
or X Chec kth eact ivat ion cond ition sfor cruise control (Ypage 151).
or
X Reac tivat eES P®
(Y page 187). 212
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Tire
s Di
spl aymes sages Po
ssible cause s/consequ encesand 0050 0050
So luti ons Che
ck Che
ckTir e Tir
ePre ssure Pre
ssure
Soo n Soo
n Ca
nad aonl y:
The tirepressu reloss wa rning system hasde tecte dasigni ficant loss
in pre ssu re.
A wa rning tone also sou nds .
Po ssi ble cau ses:
R youha ve cha nge dthe positio ns ofthe wheelsand tiresor ins talled
new wheelsand tires
R the tire pressu reinone ormor etire sha sdro pped
G WA
RNING
Ti re pre ssu res thatar etoo low po se the followi ng hazar ds:
R the yma ybu rst, especially as the load and vehiclesp ee dincr ease.
R the yma ywe arexce ssivel yand /or unevenl y,wh ich maygre atly
imp airtire tractio n.
R the drivin gcha racteri stics, aswe llas stee ringand braking ,ma ybe
gre atlyimp aired .
The reisaris kof an acc ident.
X Stop thevehiclewi thou tma king anysudd en stee ringor bra king
ma neu vers.Pa yatte ntionto the trafficcond itions asyoudo so.
X Secu rethe vehicleag ainst rolling away (Y page 142 ).
X Ch eck thetiresand ,if nece ssary,fol low the instructio nsfor afla t
tire (Ypage 274 ).
X Ch eck thetire pressu res and ,if nece ssary,corr ectthe tire pressu re.
X Re sta rtthe tire pressu reloss wa rning system when the tire pres-
su re iscorr ect(Ypage 297 ). Che
ck Che
ckTir e Tir
ePre ssure Pre
ssure
The nRes tartRun The
nRes tartRun
Fla tInd icator Fla
tInd icator Ca
nad aonl y:
The tirepressu reloss wa rning system genera tedadi sp laymes sage
and hasnot been res tarted since.
X Set thecorr ecttire pressu reinallfou rtire s.
X Re sta rtthe tire pressu reloss wa rning system (Ypage 297 ). Run
FlatInd ica tor Run
FlatInd ica tor
Ino perative Ino
perative Ca
nad aonl y:
The tirepressu reloss wa rning system isfaulty.
X Visita qu alifi ed speci alistwo rksh op. Ple
ase Ple
ase Correct Cor
rectTir e Tir
e
Pre ssure Pre
ssure USA
only:
The tirepressu reistoo low in at leas tone ofthe tires,or the tire
pre ssu rediffe renc ebe twe enthe wheelsistoo great.
X Ch eck thetire pressu res atthe next opportu nity (Ypage 297 ).
X Ifnece ssary,corr ectthe tire pressu re.
X Re sta rtthe tire pressu remoni tor(Ypage 300 ). Disp
laymes sage s
213On -boar dcomp uter anddi sp lay s Z

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Che
ckTires Che
ckTires US
Aon ly:
The tire pre ssur ein on eor mor etires has dropped significant ly.The
whee lpos ition appear sin themult ifunction disp lay.
A warn ingtone also soun ds.
G WAR
NING
Tir epre ssur esthat are toolow poseth efol lowin ghaz ards :
R they may burst,esp ecially astheload andvehiclespe edincreas e.
R they may wear exce ssi vel yand /orune venly,whic hmay greatly
imp airtire tract ion.
R thedri vin gch arac teris tics ,as well assteer ing and brak ing,may be
gre atlyimp aire d.
The reisaris kof an acc iden t.
X Stop theveh iclewit hout makingany sudd ensteer ing orbrak ing
man euve rs.Pay attention tothetraff icco nd ition sas you doso.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Chec kth etires and,if ne cessar y,fol low theins truct ionsfor aflat
ti re (Y page 274).
X Chec kth etire pre ssur e(Y page 297).
X Ifne cessar y,co rrec tth etire pre ssur e. War
ningTir eMal ‐ War
ningTir eMal ‐
fun ction fun
ction US
Aon ly:
The tire pre ssur ein on eor mor etires has dropped suddenly. The whee l
pos ition appear sin themult ifunction disp lay.
G WAR
NING
Dr ivin gwit haflat tire pos esaris kof thefol lowin ghaz ards :
R aflat tire affects theabilit yto steer orbrak eth eveh icle
R you could lose control oftheveh icle
R co ntinu ed drivin gwit haflat tire will caus eex ce ssi ve heat build- up
and possiblya fir e
The reisaris kof an acc iden t.
X Stop theveh iclewit hout makingany sudd ensteer ing orbrak ing
man euve rs.Pay attention tothetraff icco nd ition sas you doso.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Chec kth etires and,if ne cessar y,fol low theins truct ionsfor aflat
ti re (Y page 274). Tir
e Tir
ePre ss. Pre
ss. Monitor Mon
itor
Cur rently Unavaila‐ Cur
rently Unavaila‐
ble ble US
Aon ly:
Be caus eth ere isint erf ere ncefrom ast ron gsour ceofradi owave s,no
sign alsfrom thetire pre ssur esen sorsare detected. The tire pre ssur e
mon itor istempo rarilymalf unction ing .
X Dr ive on.
The tire pre ssur emon itor res tartsauto maticallyas soo nas the
pro blem hasbeen resolved. 214
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s