2019 MERCEDES-BENZ CLA COUPE warning light

The
distance warningfunctionmay notgive
warnings inall critic alsituations. Thereisa
risk ofan accident .
Always paycareful attentiontothe traff icsit-
uation andbeready tobrake.
Always adaptyourspeed tosuit theprevailing
road andtrafficcondit ions. G
WARNIN
G
The distance warningfunctioncann otalway s
clearly identify objectsand complex traffic
situations.
In such cases, thedistance warningfunction
may:
R give anunnec essary warning
R not give awarning
There isarisk ofan accident .
Always paycareful attentiontothe traff icsit-
uation anddonot rely solely onthe distance
warning function.
Function Start ingataspeed ofapproximately 4mph
(7 km/ h),the distance warningfunctionwarns
you ifyou rapidly approach avehicle infront .An
inter mittentwarning tonewill then sound, and
the 00BA distance warninglampwilllight upin
the instr ument cluster.
X Brake immediately inorder toincrease the
distance fromthevehicle infront .
or X Take evasive action,provided itis safe todo
so.
Due tothe nature ofthe system, particularly
complicated butnon- critic aldriving conditions
may alsocause thesystem todisplay awarning.
With thehelp ofthe radar sensor system, the
distance warningfunctioncan detect obstacles
that areinthe path ofyour vehicle foranexten -
ded period oftime.
Up toaspeed ofapproximately 44mph
(70 km/ h),the distance warningfunctioncan
also react tostation aryobstacles, suchasstop-
ped orparked vehicles. Autonomous
brakingfunction If
the driver doesnotreact tothe distance warn-
ing signal inacritic alsituation, Active Brake
Assist canassist thedriver withtheautonomous
braking function.
The autonomous brakingfunction:
R gives thedriver moretimetoreact tocritic al
driving situations
R can help thedriver toavoid anaccident or
R can reduce theeffect sof an accident
Vehicles withoutActiveDistance Assist
DISTRONIC: theautonomous brakingfunction
is availab lein the following speedranges:
R 4-65 mph (7-105 km/ h)for moving objects
R 4-31 mph (7-50 km/h )for stationa ry
objects
Vehic leswith Active Distance Assist
DI STRONIC: theautonomous brakingfunction
is ava ilable inthe followi ngspee dranges :
R 4-124 mph (7-200 km/h )for moving
objects
R 4-31 mph (7-50 km/h )for stationa ry
objects
Due tothe nature ofthe system ,parti cularly
compli catedbutnon-critical drivingconditio ns
may alsocaus ethe autonomous brakingfunc-
tion tointervene.
Situation -depende ntbraking assis-
tance Gene
ralinfo rmation
i Observ
ethe "Imp ortant safetynotes" sec-
tion (Ypag e61) .
With thehelp ofthe rada rsensor system,Active
Brake Assist candetect obstaclesthatareinthe
path ofyou rvehicl efor anextended periodof
time.
If Active BrakeAssist detects arisk ofcolli sion
with thevehicl ein front, itcalcu latesthe brake
press urenecessa ryto avoi dacolli sion. Ifyou
app lythe brakes forcefully,situa tion-depe ndent
braki ngassi stance adapts tothe situa tionand
au tomatica llyincreas esthe brake pressuretoa
degre eapp ropri atetothe traffic situation.
Situa tion-depe ndentbrakingassi stance pro-
vide sbraki ngassi stance inhaza rdoussitua tions
at spee dsabo ve4mph (7km/h) .It use srada r
sensor technolog yto asse ssthe traffic situa-
tion. Driv
ingsafety systems
63Safety Z

Driv
eon car efully. Hav eESP ®
che cked ata
qu alifi ed speci alistwo rksh op.
Veh icle swi tho ut4MA TIC:wh en tow ingyour
veh iclewi th the frontaxl era ised ,it is imp orta nt
tha tyo uob ser vethe note son ESP ®
(Y page 286) .
If the 00BB ESP®
OFF warning lamp lights up
conti nuously,ESP ®
is de acti vated .
If the 00E5 ESP®
wa rning lamp and the00BB
wa rning lamp arelit conti nuously,ESP ®
is not
av ailabl e du eto ama lfunctio n.
Ob ser vethe informa tionon warning lamps
(Y page 223 )and disp laymes sage swh ich may
be sho wninthe instrument cluster
(Y page 194 ).
Onl yus ewh eelswith the reco mme ndedtire
si zes. Onlythe nwi llESP ®
functio npro perly.
Ch arac teristics ofESP® Ge
neral info rmatio n
If the 00E5 ESP®
wa rning lamp goes outbe for e
be ginning thejourney ,ESP ®
is au toma tically
acti ve.
If ESP ®
inte rvenes ,the 00E5 ESP®
wa rning lamp
fla she sin the instrument cluster .
If ESP ®
inte rvenes :
X Do not deacti vate ESP ®
und erany circum -
sta nces .
X Onl yde pre ssthe accelera tor pedalas faras
nece ssarywh en pulling away.
X Ada ptyour drivin gsty leto suitthe prevailing
roa dand weath ercond itions.
EC Ostart/ stopfun ction
The ECO start/sto pfu nctio nsw itch esthe
eng ineoffautoma tically wh en the vehiclestop s
mov ing.The enginestarts automa tically wh en
the driver wants topullaw ay again. ESP ®
rem ains inits pre viouslysel ecte dsta tus .Ex am-
ple :if ESP ®
wa sde acti vated befor ethe engine
wa ssw itch edoff,ESP ®
rem ains deacti vated
wh en the engineissw itch edon again. De
activ atin g/activ atin gES P®
(e xc ept
Me rce des‑ AMGve hic les) Impo
rtant safety notes
i Ob
ser vethe "Impo rtantsafety note s"sec -
tio n(Y page 61) .
Yo ucan select betwe enthe followi ng states of
ESP ®
:
R ESP ®
is acti vated .
R ESP ®
is de acti vated . G
WA
RNING
If yo ude acti vate ESP ®
,ESP ®
no longe rsta -
bi lizes thevehicle. The reisan incr eased risk
of ski dding and anacc ident.
Onl yde acti vate ESP ®
in the situa tions descri -
be din the followi ng.
The spinni ngofthe wheelsres ults inacutti ng
acti onfor better tractio non loose surfa ces .
It ma ybe bestto deacti vate ESP ®
in the follow-
ing situa tions:
R wh en using snow chains
R in de ep snow
R on sand orgra vel
i Activ
ateESP ®
as soo nas the situa tions
de scri bedab ove nolonge rap ply. ESP ®
wi ll
othe rwisenot beableto sta bilize the vehicleif
the vehiclesta rts toski dor awh eelsta rts to
sp in.
! Avoi
dsp inni ngthe driven wheelsfor an
exte ndedpe rio dwi th ESP ®
de acti vated .Yo u
cou ldothe rwise da ma gethe drivetr ain.
De activ atin g/activ atin gES P®
Yo ucan deacti vate or acti vate ESP ®
via the on-
bo ardcomp uter(Y page 187 ).
ES P®
dea ctivate d:
The 00BB ESP®
OFF warning lamp inthe instru-
ment cluster lights up.
ES P®
ac tiv ate d:
The 00BB ESP®
OFF warning lamp inthe instru-
ment cluster goes out. Dr
ivi ng safet ysy stem s
65Safet y Z

Cha
racter istics when ESP®
is dea ctiv ated
If ES P®
is deac tivate dand oneor mor ewheels
st art tospin ,th e00E5 ESP®
warn inglamp inthe
ins trumen tclus terflash es.Insuc hsit uatio ns,
ES P®
will notst abiliz eth eveh icle.
If you deac tivate ESP®
:
R ES P®
no longer impr ovesdriv ingstabilit y.
R En gin eto rque isno longer limit edand the
driv ewheels areable tospin .
R Trac tioncon trol isstill act ivat ed.
R Ac tiveBr ake Assist isno lon ger availabl e;no r
is itact ivat edifyou brak efir mly with assis -
tan cefrom ESP®
.
R STE ERCONT ROLisno longer active.
R ES P®
still prov ides suppo rtwhen youbrak e
fir mly.
Deact ivating/act ivatingESP ®
(Mer cedes ‑AMGvehi cles) Imp
ortant safety notes
i Obse
rveth e"Imp ortant safe tyno tes" sec -
tio n(Y page 61).
You canselec tbet ween thefoll owin gst ate sof
ES P®
:
R ES P®
is act ivat ed.
R SPO RThan dlingmode isact ivat ed.
R ES P®
is deac tivate d. G
WAR
NING
When SPORThan dlingmode isact ivat ed,
th ere isagre aterrisk ofskiddin gand acci-
den ts.
On lyact ivat eSPO RThan dlingmode inthesit -
uatio nsdesc ribedin thefoll owin g. G
WAR
NING
If you deac tivate ESP®
,ES P®
no longer sta-
biliz estheveh icle.Ther eis an increas edrisk
of skiddin gand anacc iden t.
On lydeac tivate ESP®
in thesit uatio nsdesc ri-
bed inthefoll owin g. In
thefoll owin gsit uatio ns,it may bebet terto
act ivat eSPO RThan dlingmode ordeac tivate
ES P®
:
R when usingsn ow chains
R in deep snow
R on san dor grav el
R on spec iallydesig natedroads whentheveh i-
cle 'sown oversteeri ngand unde rsteeri ng
ch arac terist ics are desir ed
Dr ivin gin SPO RThan dlingmode orwith out
ES P®
requi resanext rem elyqualifi edand expe-
rien ced driver.
i Ac
tivate ESP®
as soon asthesit uatio ns
desc ribedabov eno longer apply. ESP®
will
ot her wise notbe able tostabiliz eth eveh icle if
th eveh icle start sto skid or awheel start sto
spin .
! Av
oid spin ningth edriv enwheels foran
ext end edperi odwith ESP®
deac tivate d.You
coul dot her wise damage thedriv etrain .
Deact ivating/act ivatingESP ® X
To act ivateSPOR Tha ndl ing mod e:brie fly
pres sbutt on0043.
The 0074 SPORThan dlingmode warning
lamp intheins trumen tclus terlight sup. The
SPO RThandlingmode SPO
RThandlingmodemes sage appear sin
th emult ifunction display.
X To
dea ctiv ateSPOR Tha ndl ing mod e:
brie flypres sbutt on0043.
The 0074 SPORThan dlingmode warning
lamp intheins trumen tclus tergoes out. 66
Driv
ingsafety syst emsSafety

X
To deac tivate ESP®
:pre ssbutton 0043unti l
the 00BB ESP®
OFF warning lamp lights upin
the instrum entcluster .
The 00E5 OFF OFF
message appe ars inthe multi-
func tiondispl ay.
X To acti vate ESP®
:bri eflypre ssbutton 0043.
The 00BB ESP®
OFF warning lamp inthe
ins trum entcluster goesou t.The 00E5 ESP®
ON ON
mes sage appe ars inthe multifunc tiondis-
pl ay .
Cha racte risticsof acti vate dSPO RThan-
dli ng mode
If SPOR Tha ndl ing mod eis acti vate dand one or
more wheelssta rtto spi n,the 00E5 ESP®
wa rn-
ing lamp inthe instrum entcluster flashe s.ESP ®
onl ysta bilizes thevehicleto alimite dde gre e.
Whe nSPOR Tha ndl ing mod eis acti vate d:
R ESP ®
onl yimp rove sdri ving stability to alimi-
ted degre e.
R Tra ctio ncontro lis stil lacti vate d.
R The engine's torqueisonl yres tricte dto a
li mite dde gre eand thedrive wh eelsma ysta rt
to spi n.
The spinning ofthe wheelsres ults inacutti ng
acti onfor better tractionon loose surfa ces.
R ESP ®
stil lpro vides supp ort when youbra ke
fir mly .
Cha racte risticswh enESP®
is deac tivated
If ESP ®
is de acti vate dand one ormore wheels
sta rtto spi n,the 00E5 ESP®
wa rning lamp inthe
ins trum entcluster does not flash. Insuch situa -
tio ns, ESP ®
wi llnot stabilize the vehicle.
If yo ude acti vate ESP®
:
R ESP ®
no longer improve sdri ving stability.
R Engi netorq ueisno longer limite dand the
dri ve wheelsare ableto spi n.
The spinning ofthe wheelsres ults inacutti ng
acti onfor better tractionon loose surfa ces.
R Tra ctio ncontro lis stil lacti vate d.
R Active BrakeAssi stisno longer availab le;nor
is itacti vate difyo ubra kefirmly with assis-
tance fromESP®
.
R ESP ®
stil lpro vides supp ort when youbra ke
fir mly . ES
P®
trail erstab ilizati on Gen
eral informa tion
If yo ur veh icle/tra iler comb inationbe gins to
sw erve ,ESP ®
as sists youin thi ssi tua tion.ESP ®
sl ow sthe vehicledo wn bybra king andlimiti ng
the engi neoutpu tunti lthe vehicle/tra iler com-
bi nati onhassta bilized .
Impo rtant safetynotes G
WAR
NING
If roa dand weath ercond itions arepoor,
trai lersta bilizati onwillnot beableto pre vent
the vehicle/tra iler comb inationfrom swerv-
ing .Tra ilers with ahigh cente rof gra vity can
tip ove rbe fore ESP®
can detect this.The reis
a ris kof an acci dent.
Alw aysad aptyo ur dri ving styleto the prevail-
ing roadand weath ercond itions.
If yo ur veh iclewi th trai ler(ve hicle /tra iler com-
bi nati on) begins tolurch, youcan onlysta bilize
the vehicle/tra iler comb inationby depre ssing
the brakefirmly .
ESP ®
trai lersta bilizati onisacti veabove speeds
of abou t65 km/h .
ESP ®
trai lersta bilizati ondoes not workifESP ®
is de acti vate dor disa bled becau seofamal func -
tio n. EBD
(electro nicbrake forcedis trib u-
tio n)
Gen eral informati on EBD
moni torsandcontro lsthe brakepre ssu re
on the rearwh eelsto imp rove driving stability
wh ile bra king .
Impo rtant safetynotes i
Obs
erve the"Impo rtant safety notes "sec-
tio n(Y page 61). G
WAR
NING
If EBD isma lfunctio ning,the rearwh eelscan
lo ck, e.g.und erful lbra king .Thi sincre ases the
ris kof ski dding and anacci dent. Dri
ving safe tysys tems
67Safety
Z

Smar
tKey Import
antsafety notes G
WARNING
If children areleft unsupervised inthe vehicle,
they could:
R operate thevehicle's equipment
Additionally, childrencouldsetthe vehicle in
motion if,for example, they:
R release theparking brake
R shift theautomatic transmissionoutofpark
position 005D
R start theengine
There isarisk ofan accident andinjury.
Never leavechildren oranimals unattendedin
the vehicle.
When leaving thevehicle, alwaystake the
SmartK eywith youand lock thevehicle. This
also applie sfor the Digital Vehicle Keyifthe
"Digital Vehicle Key"functionisactivated via
Mercedes meconn ect. G
WARNING
If you attach heavyorlarge object sto the
SmartK ey,the SmartK eycould beuninten -
tionally turnedinthe ignition lock.Thiscould
cause theengine tobe switched off.There isa
risk ofan accident.
Do not attach anyheavy orlarge object sto the
SmartK ey.Remove anybulky keyrings before
insertin gthe SmartK eyinto theignition lock.
! Keep
theSmartK eyaway fromstrongmag-
netic fields. Otherwise, theremote control
funct ioncould beaffected.
Str ong magnetic fieldscanoccur inthe vicin-
ity ofpowerful electrical installations.
Do not keep theSmartK ey:
R with electron icdevices, e.g.amobile phone
or another SmartKey
R with metallic objects,e.g. coins ormetal foil
R inside metallic objects,e.g. ametal case
Vehicles withKEYLESS-GO startfunction: do
not keep theSmartK eyinthe trunk .Otherwise, the
SmartK eymay notbedetect ed,e.g. when
startin gthe engine usingtheStart /Stopbutton. Smar
tKeyfunctions 0043
0037 Tolock thevehicle
0044 0054 Toopen thetrunk lid
0087 0036 Tounlock thevehicle
If you donot open thevehicle withinapprox-
imately 40seconds ofunlocking:
R the vehicle islocked again.
R protect ionagainst theftisreactivated.
X To lock: press the0037 button.
The SmartK eycent rally locks/un locks:
R the doors
R the trunk lid
R the fuel filler flap
The turn signals flashonce when unlocking and
three times whenlocking.
When thelocator lighting isactivated viathe
multimedia system,itlights upwhen itis dark
after thevehicle isunlocked withtheremote
cont rol;see Digital Operator's Manual.
You canalso setanaudib lesignal toconfirm
that thevehicle hasbeen locked. Theaudib le
signal canbeactivated anddeactivated using
the on-board computer (Ypage 190).
X To open thetrunk lidautom atically: press
and hold the0054 button untilthetrunk lid
opens (Ypage 79). 70
Smar
tKeyOpening andclosing

Smar
tKeybattery
Import antsafety notes G
WARNING
Batt eries containtoxic andcorrosive substan-
ces. Ifbatteries areswallow ed,itcan result in
severe healthproblems. Thereisarisk offatal
injury.
Keep batteries outofthe reach ofchildren. If
a battery isswallow ed,seek medical attention
immediately.
The SmartK eybatteries containperchlorate
material, whichmayrequire specialhandling
and regard forthe environm ent.National guide-
lines must beobserved duringdisposal. InCal-
ifornia, seewww .dtsc.ca.gov/
Haza rdousWa <00560057004800120033004800550046004B004F005200550044005700480012
004C005100470048005B0011004600490050>.
Mercedes-B enzrecommen dsthat youhave the
battery replaced ataquali fiedspecialist work-
shop.
Checking thebatt ery X
Press the0037 or0036 button.
The battery isworking properly ifbattery
check lamp0043lights upbriefly.
The battery isdischarged ifbattery check
lamp 0043does notlight upbriefly.
X Change thebattery (Ypage 73).
i Ifthe SmartK eybattery ischeck edwithin
the signal reception rangeofthe vehicle,
pressing the0037 or0036 button:
R locks or
R unlocks thevehicle
i You
cangetabattery atany quali fiedspe-
cialist workshop. Replacing
thebatt ery You
require aCR 2025 3V cell battery.
X Take themechanical keyoutofthe SmartK ey
(Y page 72). X
Press mechanical key0044into theopening in
the SmartK eyinthe direction ofthe arrow
until battery traycover 0043opens. Whendoing
so, donot hold cover 0043shut.
X Remove batterytraycover 0043. X
Repeatedly tapthe SmartK eyagainst your
palm untilbattery 0087falls out.
X Insert thenew battery withthepositive ter-
minal facing upwards.Use alint-f reecloth to
do so.
X Make surethatthesurface ofthe battery is
free oflint, grease andother contaminants.
X Insert thefront tabsofbattery traycover 0043
and then press toclose it.
X Insert mechanical keyinto theSmartK ey
(Y page 72).
X Check thefunct ionofall SmartK eybuttons on
the vehicle. Smar
tKey
73Opening andclosing Z

G
WARNING
The reversi ngfeatu redoes notrespo nd:
R to soft, light and thin objects, e.g.fingers
R over thelast1/3 in(8 mm) ofthe closi ng
movement
The reversi ngfeatu recannot prevent some-
one from becomi ngtrappe din these situa-
tions inparticu lar.There isarisk ofinjury .
Make surethatnobody parts areinclose
proximi tyduri ngthe closi ngproced ure.
If someb odybecome strappe d:
R press the0054 button onthe SmartKey ,or
R pul lor press theremote operatingswitch
on the drive r'sdoor or
R press theclosi ngbutton/STOP buttonin
the tailgate or
R pul lthe handl eon the tailgate
Vehic leswith HANDS -FREEACCES S:itis als o
possi bletostop theclosi ngprocess byperform-
ing akicking movement undertherear bump er. Openi
ng/closing from outside
Openi ng X
Press the0036 button onthe SmartKey .
X Pul lhandl e0043.
X Lift the trunk lid. Clo
sing X
Pul ldow nthe trunk lidusing handl e0043.
X Let the trunk liddrop intothelock.
X Ifnecessa ry,lock thevehicl ewith the0037
button onthe SmartKey orwith KEYLESS-GO. Openi
ngautomaticall yfrom outside
Important safetynotes G
WARNING
Comb ustionengines emitpoisonous exhaust
gase ssuch ascarbon monoxide .Exhaust
gase scan enter thevehicl einterior ifthe
trunk lidisopen when theengine isrunning,
espe ciallyifthe vehicl eis in motion. Thereisa
risk ofpois oning.
Alwa ysswi tch offthe engine beforeopening
the trunk lid.Never drivewiththetrunk lid
open.
! The
trunk lidswi ngs upw ards when opened .
There fore,make surethatthere issuffi cient
clea rance abovethe trunk lid.
i The
openi ngdime nsions ofthe trunk lidcan
be found under "Vehicledata "(Y pag e325) .
Openi ngautomaticall y You
canopen thetrunk lidautomatical lyusi ng
the SmartKey orthe handl ein the trunk lid.
X Press andhold the0054 button onthe Smart-
Key until thetrunk lidopens.
or X Ifthe trunk lidisunlocked ,pul lthe trunk lid
handl eand letitgo aga inimmed iately. Trunk
79Openingand closi ng Z

G
WARNING
If child renopera tethe side windo wsthey
coul dbecome trapped,particu larlyif they are
left unsu pervi sed.There isarisk ofinjury .
Activate theoverrid efeatu refor the rear side
windo ws.When leaving thevehicl e,alw ays
take theSmartKey withyouand lock thevehi-
cle. Never leavechild renunsu pervi sedinthe
vehicl e. Side
window reversi ngfeature
The side windo wsare equipped with anauto-
matic reversi ngfeatu re.Ifasoli dobject blocks
or restricts aside windo wfrom traveli ng
upw ards duringthe automatic closingprocess ,
the side windo wopens againau tomatica lly.Dur-
ing the manua lclosi ngprocess ,the side windo w
only opens againautomatica llyafter thecorre-
spondi ngswi tch isrele ased .The automatic
reversi ngfeatu reisonly anaid and does not
reli eve you ofthe respo nsibilityofpay ing atten-
tion when closingaside windo w. G
WARNING
The reversi ngfeatu redoes notreact:
R to soft, light and thin objects, e.g.smal lfin-
gers
R whi leadju sting
This means thatthereversi ngfeatu recannot
prevent someone being trappe din these sit-
ua tions. There isarisk ofinjury .
Make surethatnobody parts areinclose
proximi tyduri ngthe closi ngproced ure.If
someone becomestrappe d,press the0062
button toopen theside windo waga in. Openi
ngand closing theside win-
dows
The switches forallside windo wsare loca tedon
the drive r'sdoor. There isals oaswi tch oneach
door forthe correspo ndingsidewindo w.
The switches onthe drive r'sdoor takeprece-
dence. 0043
Front left
0044 Front right
0087 Rea rright
0085 Rea rleft
X Turn theSmartKey toposi tion 0047or0048 inthe
ignitio nlock (Ypag e123).
X To open manually: pressandhold thecor-
respo nding switch.
X To open fully: press theswitch beyond the
pressu repoint andrelease it.
Automatic operationisstarted.
X To clo semanually: pullthe correspo nding
swi tch and hold it.
X To clo sefully: pullthe switch beyond the
pressu repoint andrelease it.
Automatic operationisstarted.
X To interrupt automatic operation:press/
pul lthe correspo ndingswitch again.
i If
you press/p ullthe switch beyond the
point ofresis tance, automatic operationis
started inthe correspo ndingdirection. You
can stop automatic operationbypressi ng/
pul ling theswitch again.
i You
cancontinue toopera tethe side win-
dow safter youswitch offthe engine or
remove theSmartKey .This function remains
active forfive minutes oruntil thedrive r'sor
front-passenge rdoor isopened .
i When
theoverrid efeatu refor the side win-
dow sis activa ted(Ypag e60) ,the side win-
dow scannot beopera tedfrom therear. Co
nven ienceopen ing
Vehic leswith KEYLESS-GO orKEYLESS-GO
start functio n:you can ventila tethe vehicl e
before youstart driving. Side
window s
83Openi ngand closi ng Z