2019 MERCEDES-BENZ CLA COUPE length

passenger
frontair bag isenabled ordisa-
bled inaccor dance withtheperson inthe
fron t-passenger seat
R the fron t-passenger seathasbeen moved
back asfar back aspossible.
R the person isseated correctly.
Make sure,bothbefore andduring thejour-
ney, thatthestatusofthe fron t-passenger
fron tair bag iscorr ect. G
WARN
ING
If you secure achild inarearward-f acingchild
rest raint system onthe fron t-passenger seat
and thePAS SENGER AIRBAGOFF indicat or
lamp isoff, thefron t-passenger frontair bag
can deploy inthe event ofan acciden t.The
child could bestruck bythe airbag. Thisposes
an incr eased riskofinjury oreven fatalinjury.
Make surethatthefron t-passenger frontair
bag hasbeen deactiv ated.ThePASSENGER
AIR BAGOFF indicat orlamp must belit.
NEV ERuse arearward-f acingchildrestraint
on aseat prote cted byan ACTIVE FRONTAIR-
BA Gin fron tof it;DE ATH orSERIOUS INJURY
to the child canoccur.
If the PAS SENGER AIRBAGOFF indicat orlamp
stays off,donot installarearward-f acingchild
rest raint system onthe fron t-passenger seat.
You canfind more information onOCS under
"Problems withtheOcc upant Classification Sys-
tem" (Ypage 51). G
WARN
ING
If you secure achild inaforward- facingchild
rest raint system onthe fron t-passenger seat
and youposition thefron t-passenger seattoo
close tothe dashboard, inthe event ofan
acciden t,the child could:
R come intocon tact with thevehicle's inte-
rior ifthe PAS SENGER AIRBAGOFF indi-
cator lampislit, for example
R be struck bythe airbag ifthe PAS SENGER
AIR BAGOFF indicat orlamp isoff
This poses anincr eased riskofinjury oreven
fatal injury. Always
movethefron t-passenger seatasfar
back aspossible andfully retract the seat
cushion length.Always makesurethatthe
shoulder beltstrap iscorr ectlyrouted from
the vehicle beltsash guide tothe shoulder
belt guide onthe child restraint system. The
shoulder beltstrap must berouted forwards
and downwards fromthevehicle beltsash
guide. Ifnec essary, adjustthevehicle belt
sash guide andthefron t-passenger seat
accor dingly. Always observe thechild
rest raint system manufact urer'sinstallation
inst ruct ions.
If OCS determ inesthat:
R The front-passenger seatisunocc upied, the
PAS SENGER AIRBAGOFF indicat orlamp
lights upafter thesystem self-testand
remains lit.This indicat esthat thefron t-
passenger frontair bag isdeactiv ated.
R The front-passenger seatisocc upied bya
child ofup totwelve monthsold, inastan dard
child restraint system, thePAS SENGER AIR
BA GOFF indicat orlamp lights upafter the
system self-testand remains lit.This indi-
cates thatthefron t-passenger frontair bag is
deactiv ated.
But even inthe case ofatwelve- month-old
child, inastan dard child restraint system, the
PAS SENGER AIRBAGOFF indicat orlamp can
go out after thesystem self-test.This indi-
cates thatthefron t-passenger frontair bag is
activ ated. Theresult ofthe classific ationis
dependen ton, among otherfactors, thechild
rest raint system andthechild's stature. Itis
recom mended thatyouinstallthe child
rest raint system onasuitable rearseat.
R The front-passenger seatisocc upied bya
person ofsmaller stature (e.g. ateen ager or
small adult), thePAS SENGER AIRBAGOFF
indicat orlamp lights upand remains litafter
the system self-testdependin gon the result
of the classific ationor,altern atively, goesout.
- Ifthe PAS SENGER AIRBAGOFF indicat or
lamp isoff, move thefron t-passenger seat Occupant
safety
49Safet y Z

Problem
Possible
causes/co nsequences and0050 0050
Solutions The
PASS ENGER AIR
BAG OFFindicator lamp
lights upand remains lit,
even though thefront -
passenger seatisoccu-
pied byan adult oraper-
son ofastature corre-
sponding tothat ofan
adult. The
classification ofthe person onthe front -passenger seatisincor-
rect.
X Make surethecondition sfor acorrect classification ofthe person
on the front -passenger seataremet (Ypage 48).
X Ifthe PASS ENGER AIRBAG OFFindicator lampremains lit,the front -
passenger seatmaynotbeused.
X Have OCScheck edassoon aspossible atan authorized Mercedes-
Benz Center. The
PASS ENGER AIR
BAG OFFindicator lamp
does notlight upand/or
does notstay on.
The front -passenger seat
is:
R unoccupied
R occupied bythe
weight ofachild upto
twelve monthsold ina
child restraint system OCS
ismalfunctionin g.
X Make surethere isnothin gbetween theseat cushion andthechild
seat.
X Make surethattheentire baseofthe child restraint systemrestson
the seat cushion ofthe front -passenger seat.Thebackrest ofthe
forward-facing childrestraint systemmustlieasflat aspossible
against thebackrest ofthe front -passenger seat.Ifnecessary,
adjust theposition ofthe front -passenger seat.
X Make surethattheseat cushion lengthisfully retract ed.
X When installing thechild restraint system,makesurethattheseat
belt istight. Donot pull theseat belttight using thefront -passenger
seat adjustment .This could result inthe seat beltandthechild
restraint systembeingpulled tootightly.
X Check forcorrect installation ofthe child restraint system.
Make surethatthehead restraint doesnotapply aload tothe child
restraint system.Ifnecessary, adjustthehead restraint accord-
ingly.
X Make surethatnoobject sare apply ingadditional weightontothe
seat.
X Ifthe PASS ENGER AIRBAG OFFindicator lampremains offand/or
the PASS ENGER AIRBAG ONindicator lamplights up,donot install
a child restraint systemonthe front -passenger seat.Itis recom-
mended thatyouinstall thechild restraint systemonasuitable rear
seat.
X Have OCScheck edassoon aspossible atan authorized Mercedes-
Benz Center. Deployment
ofEmergency Tensioning
Devic esand airbags
Import antsafety notes G
WARNING
The airbag parts arehot after anair bag has
been deploye d.There isarisk ofinjury.
Do not touch theairbag parts. Havea
deploye dair bag replaced ataquali fiedspe-
cialist workshop assoon aspossible. G
WARNING
A deploye dair bag nolonger offersanypro-
tect ionand cannot provide theinten dedpro-
tect ioninan accident. Thereisan increased
risk ofinjury.
Have thevehicle towedtoaquali fiedspecial-
ist workshop inorder tohave adeploye dair
bag replaced.
It is important foryour safety andthat ofyour
passenger tohave deploye dair bags replaced 52
Occ
upantsafetySafety

Adj
usting thesea tsma nua lly
Veh icles withoutthesea ting com fort
pa cka ge Se
at for e-and -aftadj ust men t:
X Lif than dle0043and slideth eseat forward sor
bac kwa rds.
X Releas elev er0043 again .
Mak esur eth at you hear theseat engage in
pos ition .
Bac krest angle:
X Reliev eth epre ssur eon thebac krest .
X Turn handwhe el0087 forward sor bac kwa rds.
Se at heig ht:
X Pull handle0044upwar dsorpush itdown
rep eatedly untilth eseat hasreac hedthe
desi redheig ht.
Veh icles withthesea ting com fortpa ck-
age Se
at for e-and -aftadj ust men t:
X Lif than dle0043and slideth eseat forward sor
rear ward s.
X Releas elev er0043 again .
Mak esur eth at you hear theseat engage in
pos ition .
Bac krest angle:
X Reliev eth epre ssur eon thebac krest .
X Turn handwhe el0083 forward sor bac kwa rds.
Se at heig ht:
X Pull handle0085upwar dsorpush itdown
rep eatedly untilth eseat hasreac hedthe
desi redheig ht.
Se at cus hion angle:
X Ad jus tth eang leso that your thighs arelightly
supp orted.
X Turn handwhe el0087 forward sor bac kwa rds.
Se at cus hion length:
X Lif than dle0044and slideth efron tpart ofthe
seat cushion forward sor bac kwa rds.
X Releas elev er0044 again .
The seat cushion engage s. Adj
usting thesea tselect ricall y 0043
Seat heig ht
0044 Seat cus hion angle
0087 Seat for e-and -aftadj ust men t
0085 Backrest angle
i You
canstore theseat setting susin gth e
mem oryfunction (Ypage 100). Sea
ts
93Seats,ste ering wheel andmirro rs Z

Add
itiona lly, chi ldren couldset the vehiclein
moti onif,for exa mpl e,they :
R rel ease the parking brake
R shi ftthe automa tictrans mission outof pa rk
po sitio n005D
R sta rtthe engine
The reisaris kof an acci dent and injury.
Nev erleav echi ldren orani ma lsuna ttend edin
the vehicle.
Whe nleav ing the vehicle, alwa ystake the
Sma rtKeywi th youand lock the vehicle. Thi s
al so appliesfor the DigitalVeh icleKey ifthe
"Di gital Veh icleKey "fu nctio nis acti vated via
Mer cedesme conne ct.
The functio nof the electri cpa rking brakeis
de pende nton the on-b oard vol tag e.Ifthe on-
bo ardvol tag eis low or ther eis ama lfunctio nin
the system ,it ma ynot bepossi ble to applythe
rel eased parking brake.
X Ifthi sis the case,onl ypa rk the vehicleon
le vel ground andsecureit to pre vent itrol ling
aw ay.
X Shi ftthe automa tictrans mission topositio n
005D.
It ma ynot bepossi ble to release an applied
pa rking brakeifthe on-b oard vol tag eis low or
ther eis ama lfunctio nin the system .Co ntact a
qu alifi ed spe cialist wo rksh op.
The electri cpa rking brakeperfor ms afu nctio n
test atreg ular inte rvalswh ile the engineis
sw itch edoff. The sounds thatcan behea rdwh ile
thi sis occu rring arenorma l.
Appl ying orreleas ingmanua lly X
To engag e:push handl e0043.
Whe nthe electri cpa rking brakeisap plied,
the red 0049 (USAonl y)or 0024 (Cana da
onl y)ind icator lamp lights upinthe instru-
ment cluster .
The electri cpa rking brakecan also be applied
wh en the Sma rtKeyis rem oved.
X To releas e:pullha ndl e0043.
The red0049 (USAonl y)or 0024 (Cana da
onl y)ind icator lamp inthe instrum entcluster
goe sou t.
The electri cpa rking brakecan onlybe
rel eased :
R ifthe Sma rtKeyis in po sitio n0047 or0048 in
the igniti onlock (Ypage 123 )or
R ifthe igniti onwassw itch edon using the
Star t/Stop button
Appl ying auto matic ally The
electri cpa rking brakeisau toma tically
ap plied wh en the trans mission isin po sitio n005D
and :
R the engineissw itch edoff or
R the driver isnot wearing asea tbe ltand the
dri ver 'sdo or isop ene d
To pre vent theelectri cpa rking brakefrom being
au toma tically ap plied, pu llha ndl e0043.
The electri cpa rking brakeisalso applied au to-
ma tica lly if:
R Active Distance AssistDISTR ONICbri ngs the
veh icleto asta ndsti llor
R the HOLD functio nis kee ping the vehiclesta -
tio nar y
R Active Parking Assistiskee ping the vehicle
sta tionar y
In additio n,at leas tone ofthe followi ng cond i-
tio ns mu stbe fulfilled :
R the engineissw itch edoff
R the driver isnot wearing asea tbe ltand the
dri ver 'sdo or isop ene d
R ther eis asy stem malfunctio n
R the powe rsu pp lyisins uffici ent
R the vehicleis sta tionar yfor alengthy perio d
The red0049 (USAonl y)or 0024 (Cana daonly)
ind icator lamp inthe instrum entcluster goes
ou t.
The electri cpa rking brakeisnot automa tically
ap plied ifthe engineissw itch edoff bythe ECO
sta rt/sto pfu nctio n. 14
4 Parki
ngDrivi ng andparki ng

Wide-ang
lefuncti on 0043
Symbo lfor the wide-angl eview function
0044 You rvehicl e
0087 Parki ngAssist PARKTR ONICwarning dis-
pla ys
Select thisview when youaredrivi ngout ofan
exit and theview ofcrossing trafficisrestricted,
for examp le. ATTENTION
ASSIST
Gene ralnote s ATTENTION
ASSISThelpsyou duringlong,
monotonous journeys,such ason high ways. Itis
active inthe 37mph (60km/h) to125 mph
(200 km/h) range.IfATTENTION ASSIST
detects typicalindica torsoffatigu eor increas -
ing lapses inconcentration onthe part ofthe
drive r,itsugg ests taking abrea k.
Important safetynotes ATTENTION
ASSISTisonly anaid tothe drive r.It
might notalwaysrecognize fatigueor increas ing
inattentivenes sin time orfail torecognize them
at all.The syste misnot asub stitute forawel l-
rested andattentive driver.
The functional ityofATTENTION ASSISTis
restricted andwarnings maybedelayed ornot
occur atall:
R ifthe length ofthe journey isless than approx-
ima tely 30minutes
R ifthe road conditio nis poor, e.g.ifthe surfa ce
is uneven orifthere arepothol es
R ifthere isastrong sidewind
R ifyou have adopted asporty drivingstyle with
high cornering speedsorhigh rates ofaccel -
erati on R
ifyou arepred omina ntlydrivingslow erthan
37 mph (60km/h) orfaster than125mph
(200 km/h )
R ifthe time hasbeen setincorrectly
R in active drivingsitua tions, suchaswhe nyou
change lanesor change yourspee d
ATTENTION ASSISTisreset whenyou continue
you rjourney andstarts assessing yourtirednes s
aga inif:
R you switch offthe engine
R you take offyou rsea tbel tand open thedriv-
er's door, e.g.forachange ofdrive rsor to
take abrea k
Di splayi ngthe attention level You
canhave current statusinforma tiondis-
pla yed inthe assi stance menu(Ypag e186) of
the on-board computer.
X Select theAssista ncedisplayforAttention
Assist using the on-board computer
(Y pag e187).
The followi nginforma tionisdisp layed:
R The length ofthe journey sincethelastbrea k.
R The Attenti on Attenti
onLevel Level
determi nedbyATTEN-
TION ASSIST, displayed inabar disp layinfive
leve lsfrom hightolow .
R IfATTENTION ASSISTisunab leto calcu late
the attention leveland cannot outputa wa rn-
ing, theSystem Suspended System
Suspendedmessa ge
app ears .The bardisp laythen changes the
disp lay,such aswhe nyou aredrivi ngata
spee dbel ow 37mph (60km/h )or abo ve
125 mph (200 km/h ). Driv
ingsyste ms
173Drivingand parking Z

X
Press the0038 button onthe steerin gwheel.
X Confirm Yes Yes
with 0076.
The RACE TIMER interrupts timing ifyou stop the
vehicle andturn theSmart Keytoposition 0047in
the ignition lock.Ifyou turn theSmart Keyto
position 0049and then press 0076Start Start
tocon-
firm, timing iscont inued.
Resetting thecurr entlap
X Stop theRACE TIMER.
X Press the0059 or0065 button toselect
Reset Lap Reset
Lap.
X Press 0076toreset thelaptime to"0".
Deleting alllaps If
you switch offthe engine, theRACE TIMER is
reset to"0" after 30seconds .All laps are
deleted.
You cann otdelete individual storedlaps.Ifyou
have stopped 16laps, thecurren tlap does not
have tobe reset.
X Reset thecurren tlap.
X Press 0076toconf irmReset Reset.
Reset Race-Timer ? Reset
Race-Timer ?appears inthe multi-
funct iondisplay.
X Press the0064 button toselect Yes Yes
andpress
the 0076 button toconf irm.
All laps aredeleted.
Overall statistics 0043
RACETIME Roverall evaluation
0044 Total timedriven 0087
Average speed
0085 Dist ance covered
0083 Maximum speed
This funct ionisshown ifyou have stored atleast
one lapand stopped theRACETIME R.
X Press the0059 or0065 button onthe steerin g
wheel toselect theAMG AMG
menu.
X Press the0063 button repeatedly untilthe
overall evaluation appears.
Lap statistics 0043
Lap
0044 Lap time
0087 Average lapspeed
0085 Lap length
0083 Top speed during lap
This funct ionisonly availabl eif you have stored
at least twolaps andhave stopped theRACE-
TIMER.
X Press the0059 or0065 button onthe steerin g
wheel toselect theAMG AMG
menu.
X Press 0063repeatedly untilalap evaluation
appears.
Each lapappears inaseparate submenu. The
fastest lapisindicated byflashing symbol0043.
X Press the0063 or0064 button toselect adif-
ferent lapevaluation. 192
Menus
andsubmenusOn-board computerand display s

which
havebeen tested and approv edfor your
vehic leby Merc edes- Benz.
R Use detachable partssuch asbreat herhose s,
angle dcon nectingpiece sor ter min alcov ers
fro mthebatt erywhich isto be replac ed.
R Make surethat theven those isalways con-
nec ted totheorigi nalopen ingonthebatt ery
side. R
Inst all exis tingor supplied cellcaps ;oth er-
wise gases orbatt eryacid could escape.
R Make surethat thedet achabl epart sare con-
nec ted again inthesame way. Jum
p-sta rting
For thejum p-startingproc edure, useonly thejum p-startingcon nectionpoin t,con sisting ofapos-
itiv eter min aland agroun dpoin t,in theeng inecom partmen t. G
WAR
NING
Bat teryacid iscaust ic.Ther eis arisk ofinjury.
Av oid contactwith skin, eyes orclot hing.Do not inhale any batterygases. Donot lean over the
batt ery. Keep children away frombatt eries .Wash awaybatteryacid imme diatelywith plentyof
clean water andseek medic alatt ent ion. G
WAR
NING
Dur ing char ging andjump-starting,exp losiv egases canescape fromthebatt ery. Ther eis arisk
of an exp losion .
Part icular lyavoid fire,open flames,creatin gspark sand smok ing.Ensure there issuff icien tven -
tilat ionwhile charging andjump-starting.Do not lean over abatt ery. G
WAR
NING
Dur ingthechar ging process, abatt eryproduc eshydrog engas. Ifashor tcir cuit occurs orspark s
are create d,thehydrog engas can ignite.Ther eis arisk ofan exp losion .
R Make surethat theposit ivetermin alof acon nected batt erydoes notcom eint ocon tactwith
vehic lepart s.
R Nev erplace metalobj ect sor too lson abatt ery.
R Itis impor tantth at you obser vethedesc ribed orderof thebatt erytermin alswhen connecting
and disconnecting abatt ery.
R When jump-starting,mak esure that thebatt erypoles withidenticalpolarit yare connected.
R Itis part icular lyimpor tantto obser vethedesc ribed orderwhen connectingand disconnecting
th ejum per cables .
R Nev ercon nector disc onnect thebatt erytermin alswhile theeng ineisrun ning. G
WAR
NING
A disc harge dbatt erycan freeze attem perat uresbelow freezin gpoin t.When jump-startingth e
vehic leor char ging thebatt ery, gases canescape fromthebatt ery. Ther eis arisk ofan exp losion .
Allo wthefro zen batterytothaw out befo rechar ging itor jum p-starting.
! Av
oid repeat edand lengthyst art ing attempt s.Ot herwis e,thecat alytic converter could be
damaged bythenon -combus tedfuel. 282
Jum
p-sta rtingBr eakd ownassis tance