sensor MERCEDES-BENZ CLA COUPE 2019 Owner's Guide

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 Tir
ePress.Sen ‐ Tir
ePress.Sen ‐
sor (s) Missing sor
(s) Missing US
Aon ly:
The reisno sign alfrom thetire pre ssur esen sor ofon eor sev eral tires .
The pressur eof theaff ectedtire does notappear inthemult ifunction
disp lay.
X Hav eth efault ytire pre ssur esen sor replace dat aqualif iedspe cial-
ist wor kshop . Tir
ePre ssure Moni‐ Tir
ePre ssure Moni‐
tor Inoperative No tor
Inoperative No
Whe elSensors Whe
elSensors US
Aon ly:
The whee lsmoun teddo nothav easuit able tire pre ssur esen sor.The
ti re pre ssur emon itor isdeac tivat ed.
X Moun twhee lswit hsuit able tire pre ssur esen sors.
The tire pre ssur emon itor isact ivat edauto maticallyaft erdri vin gfor
a few minutes. Tir
e Tir
ePre ss. Pre
ss. Monitor Mon
itor
Ino perative Ino
perative US
Aon ly:
The tire pre ssur emon itor isfault y.
X Vis itaqualif iedspecialistwor kshop . Veh
icle Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions Dep
ressBra ke to Dep
ressBra ke to
Sta rtEngine Sta
rtEngine You
haveatt emp tedto start theen gin ewit hth etrans mis sion inpos i-
ti on 005C without depressing thebrak epedal .
X De pre ssthebrak epedal . ToTo
Des elect Des
electP P
or or
N, N,
Dep ressBra keand Dep
ressBra keand
Sta rtEngine Sta
rtEngine You
attemp tedto shi ftthetrans mis sion topos ition 005Eor005B without
st art ing theen gin e.
X Start theen gin e.
X De pre ssthebrak epedal .
i It
is pos sibleto shi ftthetrans mis sion from position 005Dtothe
des iredpos ition onlyifyou depr essthebrak epedal .On lythen can
th epark inglockbe deac tivat ed. Ifyou donotdepr essthebrak e
pedal ,th eDI RECT SELECT levercan still be mov edbut thepark ing
loc krem ainsen gage d.
i At
trans mis sion fluidte mpe ratures below00F84 ‡(00F82 0†), you can
shi ftout ofpos ition 005Dintoano ther trans mis sion position only
when theen gin eis run ning. App
lyBraketo App
lyBraketo
Shi ftfrom'P' Shi
ftfrom'P' You
attemp tedto shi ftthetrans mis sion topos ition 005E, 005Cor005B
wit hout depressing thebrak epedal .
X De pre ssthebrak epedal . Disp
laymes sage s
215On -boar dcomp uter anddi sp lay s Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00D4
0051
The yellow reserve fuelwarning lamp flashes whilethe vehicl eis in motion.
In add ition, the00B9 CheckEngine warninglamp maylight up.
The fuel filler cap isnot closed correctly orthe fuel system islea king.
X Che ckthat thefuel filler cap iscorrectly closed.
X Ifthe fuel filler cap isnot correc tlyclosed: close thefuel filler cap.
X Ifthe fuel filler cap isclo sed: visitaqua lified speci alist worksho p. 00AC
0051
The redcoola ntwar ning lamp lights upwhi lethe engine isrunning andthe
coola nttempera turegage isat the start ofthe scale .
The tempera turesensor forthe coola nttempera turegaugeismalfu nctioning.
The coola nttempera tureisno longer being monitored .There isarisk ofengine
dama geifthe coola nttempera tureistoo high .
X Pul lover andstop thevehicl esafel yand switch offthe engine, paying attention
to road andtraffic conditions. Donot continue drivingunder anycircumsta nces.
X Secure thevehicl eaga inst rolling awa y(Y pag e142) .
X Consu ltaqua lified speci alist worksho p. Warning
andindic atorlamps inthe instrum entcluster
227On-boardcomput erand displays Z

Clean
ingwiper blades G
WAR
NING
You couldbec ome trapped bythewind shield
wiper sif th ey start mov ingwhile cleanin gth e
wind shieldor wiper blades .Ther eis aris kof
inj ury.
Always switchoff thewind shieldwiper sand
th eign ition bef ore cleanin gth ewind shieldor
wiper blades .
! On
lyfold thewind shieldwiper saway from
th ewind shieldwhen vertical. Other wise, you
will damag eth ehood .
! Do
notpull thewiper blade. Other wise, the
wiper bladecouldbe damag ed.
! Do
notcle an wiper blades toooft en and do
no trub them toohard .Ot her wise, thegrap h-
ite coa tingcoul dbe damag ed.This could
caus ewiper noise.
! Hol
dth ewiper armsecurely when folding
back .The wind shieldcoul dbe damag edifth e
wiper armsmac ksagain stitsudde nly.
X Fol dth ewind shieldwiper armsaway from the
wind shield.
X Caref ullyclean thewiper blades withadamp
clo th.
X Fol dth ewind shieldwiper armsback again
bef ore swit ching ontheign ition .
Clean ingtheext erior ligh ting !
On
lyuse cleanin gagen tsor cle anin gclo ths
whic hare suitable forplast iclight lenses .
Un suit able cleanin gagen tsor cle anin gclo ths
coul dsc rat ch ordamag eth eplast iclight len-
ses .
X Clean theplast iclen ses oftheex terior light s
wit hawet spon geand amild cleanin gagen t,
e.g .Mer cedes-Ben zcar sham pooorcle anin g
clo ths.
Clean ingthemir ror turn signa ls !
On
lyuse cleanin gagen tsor cle anin gclo ths
th at are suit able forplast iclen ses .Un suit able
cle anin gagen tsor cle anin gclo thscoul d
sc rat ch ordamag eth eplast iclen ses ofthe
mir ror turnsign als. X
Clean theplast iclen ses ofthemir ror turnsig-
nals intheex terior mirror hous ingusin gawet
spon geand mild cleanin gagen t,e.g .
Mer cedes-Ben zcar sham pooorcle anin g
clo ths.
Clean ingthesensor s !
If
you clean thesen sorswit hapower
washe r,mak esure that you keep adist ance
of at least 11.8in(30 cm)be tweenthe vehicle
and thepower washer nozzle. Infor mat ion
about thecor rectdist anceis availabl efrom
th eequipm entman ufacturer. X
Clean sensors0043 ofthedriv ingsyst ems with
wate r,car sham pooandasof tclo th.
Cleani ngtherea rview camera !
Do
notcle an thecam eralensand thearea
aroun dth erear view camerawith apower
washer . Car
e
269Maintenance andcare Z

a
cor respon dingwarn ingmes sage willappear in
th emult ifunction display.
You canrecogn izethetir epres sure losswarn ing
by theRun FlatInd icator Active Press Run
FlatInd icator Active Press
'OK ' 'OK
'to to
Res tart Res
tartmes sage inthemult ifunction
display intheSer v. Ser
v.men u.Infor mat iononthe
mes sage display canbefoun din the"Rest arting
th etir epres sure losswarn ing"sec tion
(Y page 297).
Imp ortant safety notes The
tirepres sure warn ingsyst emdoes notwarn
you ofan incorrect lyset tirepres sure.Obse rve
th eno teson therec omm endedtirepres sure
(Y page 293).
The tirepres sure losswarn ingdoes notrepl ace
th enee dto reg ularly check thetir epres sure.An
even lossofpres sure onsev eral tires atthe
same timecan notbe det ectedbythetir epres -
sure losswarn ingsyst em.
The tirepres sure monitoris no table towarn you
of asudden lossofpres sure,e.g .if th etir eis
pen etrat ed byafor eign object .In theeven tof a
sudden lossofpres sure,brin gth eveh icle toa
halt bybrak ingcarefully. Avoid abrupt steeri ng
mov emen ts.
The function ofthetir epres sure losswarn ing
syst emislimit edordelayed if:
R snow chains aremoun tedon your vehicle's
tir es.
R road condition sare wint ry.
R you aredrivingonsan dor grav el.
R you adopt aver yspor tydriv ingstyle (corner-
ing athigh spee dsordriv ingwith high ratesof
acc eler ation).
R you aredrivingwith aheav yload (intheveh i-
cle oron theroo f)
Rest artin gth etir epr essu reloss warn-
ing syst em Rest
artthetir epres sure losswarn ingsyst emif
you have :
R ch ang edthetir epres sure
R ch ang edthewheels ortires
R moun tednew wheels ortires
X Bef ore restarting,mak esure that thetir e
pres suresare setprop erlyonallfour tires for
th eres pec tiveoper atingcon dition s.
The recomm endedtirepres sure canbefoun d
on theTire andLoadi ngInfor mat ionplacar d on
theB- pillar .Add ition ally, atir epres sure
tab leisatt ach edtothefuel fillerflap. Thetire
pres sure losswarn ingsyst emcan onlygive
reliab lewarn ingsif you have setthecor rect
tir epres sure.If an incorrect tirepres sure is
set ,th ese incorrect values willbemon itored.
X Als oobse rveth eno tesin thesec tionon tire
pres sures(Y page 293).
X Mak esure that theSm artKey isin posit ion0048
in theign ition lock(Y page 123).
X Pres s0059 or0065 onthest eeri ngwheel to
selec tth eSer v. Ser
v.men u.
X Pres sth e0063 or0064 buttontoselec t
Tir ePre ssure Tir
ePre ssure.
X Pres sth e0076 button.
The Run FlatInd icator Active Press Run
FlatInd icator Active Press
'OK 'to Restart 'OK
'to Restartmes sage appear sin the
mult ifunction display.
If you wish toconfir mtheres tart:
X Pres sth e0076 button.
The TirePre ssureNow OK? Tir
ePre ssureNow OK?message
appear sin themult ifunction display.
X Pres sth e0063 or0064 buttontoselec tYes Yes
.
X Pres sth e0076 button.
The Run FlatInd icator Restarted Run
FlatInd icator Restarted mes-
sage appear sin themult ifunction display.
Af tera te ach -inperi od,thetir epres sure loss
warn ingsyst emwill mon itorth eset tirepres -
sure sof all four tires.
If you wish tocancel theres tart:
X Pres sth e0038 button.
or X Ifth eTir ePre ssureNow OK? Tir
ePre ssureNow OK?message
appear s,pres sth e0063 or0064 buttonto
selec tCan cel Can
cel.
X Pres sth e0076 button.
The tirepres sure values store dat thelast
res tartwill continue tobe mon itored. Tir
epr essu remon itor(Cana daonly)
Gener alnot es If
atir epres sure monitoris ins tall ed, theveh i-
cle 'swheels havesensorsth at mon itorth etir e
pres suresin all four tires. The tirepres sure mon-
ito rwarn syou ifth epres sure dropsin on eor
mor eof thetir es. The tirepres sure monitoron ly
fun ction sif th ecor respon dingsen sorsare
ins tall ed inall wheels . Tir
epr essur e
297Wh eels andtires Z

halt
bybraking carefully. Avoidabrupt steering
movement s.
The tirepressure monitorhasayellow warning
lamp inthe instrumen tcluster forindicating
pressure lossoramalfunction. Whetherthe
warning lampflashes orlights upindicates
whether atire pressure istoo low orthe tire
pressure monitorismalfunctionin g:
R ifthe warning lampislit cont inuously ,the tire
pressure onone ormore tiresissignificantly
too low. Thetirepressure monitorisnot mal-
funct ioning.
R ifthe warning lampflashes foraround a
minute andthen remains litconst antly, the
tire pressure monitorismalfunctionin g.
In addition tothe warning lamp,amessage
appea rsinthe multifunction display.Observe
the information ondisplay messages
(Y page 213).
It may take uptoten minutes foramalfunction
of the tire pressure monitortobe indicated. A
malfunction willbeindicated bythe tire pres-
sure warning lampflashing forapproximately
one minute andthen remaining lit.When the
malfunction hasbeen rectified, thetire pressure
warning lampgoesoutafter afew minutes of
driving.
The tirepressure valuesindicated bythe on-
board computer maydiffer fromthose meas-
ured atagas station withapressure gauge.The
tire pressures shownbythe on-board computer
refer tothose measured atsea level. Athigh
altitudes, thetire pressure valuesindicated bya
pressure gaugearehigher thanthose shown by
the on-board computer. Inthis case, donot
reduce thetire pressures.
The operation ofthe tire pressure monitorcan
be affected byinterfer encefromradio transmit -
ting equipment (e.g.radio headphones, two-way
radios) thatmay bebeing operated inor near the
vehicle.
Checking thetire pressur eelec troni-
cally X
Make surethattheSmartKey isin position 0048
in the ignition lock(Ypage 123).
X Press 0059or0065 onthe steering wheelto
select theServ. Serv.
menu. X
Press the0063 or0064 button toselect
Tire Pressure Tire
Pressure.
X Press the0076 button.
The current tirepressure ofeach tireisshown
in the multifunction display.
If the vehicle wasparked forlonger than
20 minutes, theTire pressure willbe Tire
pressure willbe
displayed afterdriving afew minutes displayed
afterdriving afew minutes
message isshown.
Aft erateach-in process, thetire pressure mon-
itor automatically detectsnewwheels ornew
sensors. Aslong asaclear allocation ofthe tire
pressure valuetothe individua lwheels isnot
possible, theTire Tire
Pressure Pressure
Monitor Monitor
Active Active
message isshown instead ofthe tire pressure
display .The tirepressures arealready being
monitored.
If an emergency sparewheel ismounted, the
system maycontinue toshow thetire pressure
of the wheel thathasbeen removed forafew
minutes. Ifthis occurs, notethatthevalue dis-
play edfor the position wherethespare wheel is
fitted isnot thesame asthe current tirepres-
sure ofthe emergency sparewheel.
Tire pressur emonitor warning mes-
sages If
the tire pressure monitordetectsapressure
loss inone ormore tires,awarning message is
shown inthe multifunction display.The yellow
tire pressure warninglampthenlights up.
R Ifthe Please Correct TirePressure Please
Correct TirePressure
message appearsinthe multifunction display,
the tire pressure inat least onetireistoo low.
The tirepressure mustbecorrect edwhen the
opportunity arises.
R Ifthe Check TirePressure Check
TirePressure message
appea rsinthe multifunction display,the tire
pressure inone ormore tireshasdropped
significantly. Thetires must becheck ed.
R Ifthe Tire Tire
Pressure Pressure
Warning Warning
Tire Tire
Fail‐ Fail‐
ure ure
message appears,the tire pressure inone
or more tireshasdropped suddenly. Thetires
must becheck ed.
Observe theinstruct ionsandsafety notesinthe
display messages inthe "Tires" section
(Y page 213).
If the wheel positions onthe vehicle arerotated,
the tire pressures maybedisplay edfor the
wrong positions forashort time.Thisisrectified
after afew minutes ofdriving, andthetire pres-
sures aredisplay edfor the correct positions. Tire
pressure
299Wheelsandtires Z

bolts
tocome loose. Asaresult, youcould
lose awheel whiledriving .There isarisk of
acciden t.
Never oilorgrease wheelbolts.Inthe event of
damage tothe threads, contact aqualified
specialist workshopimmediately. Havethe
damaged wheelboltsorhub threads
replaced/r enewed.Donot continue driving . G
WARN
ING
If you tight enthe wheel boltsorwheel nuts
when thevehicle israised, thejack could tip
over. There isarisk ofinjury.
Only tightenthe wheel boltsorwheel nuts
when thevehicle ison the ground.
Always payattention tothe instruct ions and
safety notesinthe "Changing awheel" section
(Y page 310).
Only usewheel boltsthathave been designed
for the wheel andthevehicle. Forsafety rea-
sons, Mercedes -Benzrecom mends thatyou
only usewheel boltswhich havebeen approved
for Mercedes -Benzvehicles andtherespect ive
wheel.
! To
preven tdamage tothe paintwor k,hold
the wheel securely againstthewheel hub
while screwin gin the first wheel bolt. X
Clean thewheel andwheel hubcontact sur-
faces.
X Place thenew wheel onthe wheel huband
push iton.
X Tighten thewheel boltsuntiltheyarefinger -
tight . Lowering
thevehicle G
WARN
ING
The wheels couldworkloose ifthe wheel nuts
and bolts arenot tight ened tothe specified
tight eningtorque. Thereisarisk ofacciden t.
Have thetight eningtorque immediately
chec kedataqualified specialist workshop
after awheel ischang ed.
X Place theratc hetwrenc hont othe hexagon
nut ofthe jack sothat theletters ABare visi-
ble.
X Turn theratc hetwrenc huntil thevehicle is
onc eagain standing firmly onthe ground.
X Place thejack toone side. X
Tighten thewheel boltsevenly inacros swise
patte rninthe sequence indicated(0043 to0083).
The specified tighteningtorque is96 lb-ft
(130 Nm).
X Turn thejack back toits initial position .
X Stow the jack andtherest ofthe vehicle tools
in the vehicle again.
X Mercedes-
AMGvehicles andvehicles
with AMG Line: usethecover ofthe outer sill.
X Check thetire pressure ofthe newly mount ed
wheel andadjust itifnec essary.
Observe therecom mended tirepressure
(Y page 293).
Canad aonly: aslong asyou aredriving withthe
emergen cyspare wheel mounted,the tire pres-
sure losswarning systemcannotfunc tion relia-
bly. Only restartthe tire pressure losswarning
system whenthedefect ivewheel hasbeen
replaced withanew wheel.
Vehicles withtirepr essure monitor (USA
only): allmount edwheels mustbeequipped
with functioningsensor s. 314
Changing
awheelWheels andtires

Coolan
t
Imp ortant safety notes G
WAR
NING
If ant ifreez ecom esintocon tactwit hhot com -
pon ents intheen gin ecom partmen t,itmay
ign ite.Ther eis aris kof fireand injury.
Let theen gin ecoo ldown before you add anti-
fr eez e.Mak esure that ant ifreez eis no tspille d
ne xt to thefille rne ck.Thor oughl ycle an the
ant ifreez efrom com ponents bef ore start ing
th een gin e.
! On
lyadd coolant that has been premixed
wit hth edesir edant ifreez epro tection .You
coul dot her wise damag eth een gin e.
You canfindaddit ionalno teson thecoo lant in
th efoll owin gplac es:
R in theMer cedes-Ben zSpe cificat ionsfor
Ser vicePro duct s,MB BeV o31 0.1
- on theIn te rn et at
ht tp :/ /be vo.mer cedes-ben z.com
- on theMer cedes-Ben zBeV oapp
R aqualif iedspec ializedwork shop
! Always
useasuit able coolant mixture,eve n
in coun tries wher ehigh temper aturesprev ail.
Ot her wise, theen gin ecoo lingsyst emisno t
suff iciently pro tected from corrosion and
ove rheatin g.
i Hav
eth ecoo lant regularly replaced ata
qualif iedspec ialist workshopand therepl ace-
men tcon firmed intheMain tenan ceBoo klet.
Comp lywit hth eimpo rtant safe tyno tesfor ser-
vic epro duct swhen handlingcoo lant
(Y page 319).
The coolant isamix tureof wate rand corrosion
inh ibit or/ antifreez econ centrate .It perf orms
th efoll owin gtas ks:
R ant i-corr osio npro tection
R ant ifreez epro tection
R rais ingtheboilin gpoin t
If th ecoo lant hasantifreez epro tection down to
-35 ‡(-37 †),theboilin gpoin tof thecoo lant
durin goper ationis appro ximately26 6‡
(13 0†). The
antifreez econ centrate /corr osio ninh ibit or
con centratio nin theen gin ecoo lingsyst em
sho uld:
R be atleast 50%. This willprotect theen gin e
coo lingsyst emagain stfreez ing down to
appro ximately-35‡ (-3 7†)
R no tex cee d55 %(ant ifreez epro tection down
to -49‡[ -45 †]).Othe rwise, hea twi llnot be
di ssi pated aseffe ctive ly
Mer cedes-Be nzreco mme ndsacool antorcor-
ros ion inh ibito r/a ntifr eeze conce ntrate in
acco rdance with
MB Specificati ons forServ iceProducts 310.1 .
i Whe
nthe vehicleis first de livere d,itis filled
wi th acool antmixtu retha tensu resadeq uate
anti free zeand anti-corr osion pro tecti on.
i The
coolantische cked with eve rymai nte-
nance intervalat aqu alifi ed spe cialist wo rk-
sho p.
Fi llin gcapa citie s Mode
l Capa
city Merc
edes‑AMG
ve hic les App
rox. 12.6 USqt
(11. 9l) Al
lot her models Approx.
8.2USqt
(7.8 l) Windshi
eldwashe rsystem
Important safetynotes G
WARNING
Windsh ieldwa sher concentrate couldignite if
it comes intocontact withhotengine compo-
nents orthe exhau stsystem .There isarisk of
fire and injury .
Make surethatnowind shieldwa sher con-
centrate isspil led next tothe filler neck.
! Only
MBSummerFi tand MBWinterFit
wa sher fluidshou ldbe mixed together. The
spra ynozzles mayotherwi sebecome
blocked .
Do not use disti lledor de-io nized water. Other-
wis e,the leve lsensor maygiveafals eread ing. Servi
ceproducts andfilling capaci ties
323Techn ical data Z