MERCEDES-BENZ S-CLASS COUPE 2019 Service Manual

R
The backres tof thefo rw ard-f acin gch ild
re stra int system mus tlie asflat as poss ible
ag ains tth ebac kres tof thefront passeng er
seat.
R The child restra int system mus tno tto uc hth e
ro of or be put under stra in by thehead
re stra int s.Ad jus tth eseat backres tinclin a‐
tion andthehead restra int setting accord‐
ing ly. 000A
WARNIN GRisk ofinju ryor deat hdue to
object sbe tween thesitt ing surface and
th ech ild restra int system
Objec tsbetween thesitt ing surface and the
ch ild restra int system could affect thefunc ‐
tion oftheaut omatic front passeng erairbag
shut off.
This could result inthefront passeng erair‐
bag notfunc tioningasintended during an
acciden t. 0007
Donotplace anyobjec tsbetween the
sitting surface and thech ild restra int
sy stem. 0007
The entire base ofthech ild restra int
sy stem mus talw aysre st on thesitt ing
sur face ofthefront passeng erseat. 0007
The backres tof thefo rw ard-f acin gch ild
re stra int system mus t,as faras possi ‐
ble, beresting ontheseat backres tof
th efront passeng erseat. 0007
Alw ayscom plywit hth ech ild restra int
sy stem manuf acturer'sinstallation
ins truct ions . A
per son onthefront passeng erseat must
obser vethefo llo wing informatio n:
R Fasten seat belts correctl y(0013 page 30).
R Sitinan almos tupr ight seatposi tion with
th eir bac kag ains tth eseat backres t.
R Sitwithth eir feet resting onthefloor ,if pos‐
sible.
The front passeng erfront airbag mayot her wise
be disable dby mis take ,fo rex am ple inthefo l‐
lo wing situat ions:
R The front passen gertr ansf ersth eir weight by
suppor tingthemselv eson ave hicle armr est. R
The front passeng ersits insuc hawa yth at
th eir weight israised from thesitt ing sur‐
fa ce. 000A
WARNIN GRisk ofinju ryor deat hdue to
deactiv ated front passeng erairbag
If th ePA SSENGER AIRBAGOF Find icat or
lam pis lit,th efront passeng erairbag isdisa‐
bled. Itwill notbe deplo yedin theeve ntof
an acci dent and canno tpe rfor m its intended
pr otect ive func tion.
A per son inthefront passeng erseat could
th en, forex am ple, com eint ocon tact with
th eve hicle interior ,especially ifth eper son is
sitt ing tooclose tothecoc kpit.
If th efront passeng erseat isoccupied,
alw aysensur eth at:
R The classificat ion oftheper son inthe
fr ont passeng ersea tis cor rect and the
fr ont passeng erairb agisenabl edordisa ‐
ble din accor dance withth eper son inthe
fr ont passeng ersea t. Occupa
ntsaf ety 39

R
The front passeng erseat hasbeen moved
as farbac kas possi ble.
R The person isseat edcor rectl y. 0007
Ensu re,bo th bef oreand during thejour‐
ne y,that thest atus ofthefront
passeng erairbag iscor rect. If
th efront passeng erseat isoccupied, theclas‐
sif ication oftheper son orchild restra int system
on thefront passeng erseat take splace afte rth e
fr ont passeng erfront airbagshut offself-t est.
The PASSENGER AIRBAGind icat orlam psdis‐
pla yth est atus ofthefront passeng erfront air‐
bag.
Alw aysobser vetheno teson thefunc tion ofthe
PA SSENGER AIRBAGind icat orlam ps
(0013 page40). Fu
nction ofthePA SSEN GERAIRBAGindic a‐
to rlam ps Se
lf-te st of aut oma ticfront passeng erfront
air bag shutoff
When theignition isswitc hedon,aself-t estis
per form ed dur ing whic hth etw oPA SSENGER
AIR BAGON and OFFind icat orlam pslight up
simul taneou sly. The
status ofthefront passeng erfront airbag is
displa yedaf te rth eself-t est:
R PASSENGER AIRBAGON light sup for
60 seconds ,sub sequently both indic ator
lam psareof f(P AS SENGER AIR BA GON and
OF F): thefront passeng erfront airbag isable
to deplo yin theeve ntofan acci dent.
R PASSENGER AIRBAGOF Flight sup con tinu‐
ousl y:thefront passeng erfront airbag isdis‐
abled. Itwill then notbe deplo yedin the
eve ntofan acci dent.
If th ePA SSENGER AIRBAGON indicat orlam pis
of f,on lythePA SSENGER AIRBAGOF Find icat or
lam psho wsthest atus ofthefront passeng er
fr ont airbag. ThePASSENGER AIRBAGOF Find i‐
cat orlam pma ybe litcon tinuousl yor be off.
If th ePA SSENGER AIRBAGOF Find icat orlam p
and the0075 restra int system warning lam p
light upsimultaneousl y,thefront passeng erseat
ma yno tbe used. Alsointhis case, donotins tall
a ch ild restra int system onthefront passeng er
seat. Have aut omat icfron tpasse nger fron tair‐
bag shut offch eckedand repair edimmediat elyat
a qu alif ied spec ialistwo rkshop. 40
Occupant safety

St
atus displa y
If th efront passeng erseat isoccupied, ensure,
bo th bef oreand during thejour ney,that thest a‐
tus ofthefront passeng erfront airbag iscor rect
fo rth ecur rent situa tion.
Af terin st alli ng are ar wa rd-faci ng child
re stra int system onthefront passeng er
seat :PA SSENGER AIRBAGOF Fmus tbe litcon ‐
tin uousl y. 000A
WARNIN GRisk ofinju ryor deat hfrom
using are ar wa rd-faci ng child restra int
sy stem when thefront passeng erfront
airbag isenabled
If yo usec ureach ild inare ar wa rd-faci ng
ch ild restra int system onthefront passeng er
seat andthePA SSENGER AIRBAGOF Find i‐
cat orlam pis off,th efront passeng erairbag
can deplo yin theev ent ofan acciden t.
The child could bestru ck bytheairbag.
Alw aysensur eth at thefront passeng erair‐
bag isdeactiv ated. The PASSENGER AIRBAG
OFF indicat orlam pmus tbe lit. NEVER
useare ar wa rd-faci ng child restra int
sy stem onaseat protect edbyan ENABLED
FR ONT AIRB AG infront ofit,DE ATHor SERI‐
OUS INJURYtotheCH ILD can occur . When
installing ach ild restra int system onthe
fr ont passeng ersea t,obse rveth eve hicle-spe‐
cif icinf ormation (0013page53).
Depending onthech ild restra int system and the
st atur eof thech ild, thePA SSENGER AIRBAG
OFF indicat orlam pma ybe off.In this case, do
no tins tallth ere ar wa rd-faci ng child restra int
sy stem onthefront passeng erseat.
Ins tead, installth ere ar wa rd-faci ng child
re stra int system onasuit able rear seat .
Af terin st alli ng afo rw ard-f acin gch ild
re stra int system onthefront passeng er
seat :depen dingonthech ild restra int system
and thest atur eof thech ild, PASSENGER AIR
BA GOF Fma ybe litcon tinuousl yor be off.
Alw aysobser vethefo llo wing informatio n. 000A
WARNIN GRisk ofinju ryor deat hdue to
inc orrect pos itioning ofthefo rw ard-
fa cing child restra int system
If yo usec ureach ild inafo rw ard-f acin gch ild
re stra int system onthefront passeng erseat
and youposi tionth efront passeng erseat too
clos eto thedashboar d,intheev ent ofan
acciden t,th ech ild could:
R com eint ocon tact with par tsof theve hi‐
cle interior ifth ePA SSENGER AIRBAG
OFF indicat orlam pis lit, forex am ple
R bestru ck bytheairbag ifth ePA SSENGER
AIR BAGOF Find icat orlam pis off 0007
Alw aysmo vethefront passeng erseat
as farbac kas possi bleand fully retract
th eseat cushion lengthadjus tment.
Alw aysmak esur eth at theshoulder belt
st ra pis cor rectly routed from theseat
belt outle ton theve hicle totheshoul‐
der belt guide onthech ild restra int sys‐
te m. The shou lderbeltstra pmus tbe
ro uted forw ards and down wardsfrom Occupant
safety 41

th
eseat beltoutle t.Ifneces sary,adjus t
th efront passeng erseat accor dingly. 0007
Alw aysobser vethech ild restra int sys‐
te m manuf acturer'sinstallation instruc‐
tion s. When
installing ach ild restra int system onthe
fr ont passeng ersea t,obse rveth eve hicle-spe‐
cif icinf ormation (0013page53).
If aper son issitting onthefront passeng er
seat :PA SSENGER AIRBAGOF Fma ybe litcon ‐
tin uousl yor be off,depen dingon theper son's
st atur e.
A per son onthefront passeng erseat must
alw aysobser vethefo llo wing informatio n:
R Ifth efront passeng erseat isoccupied byan
adult oraper son withast atur ecor respond‐
ing tothat ofan adult ,th ePA SSENGER AIR
BA GOF Find icat orlam pmus tbe off.This
ind icat esthat thefront passeng erfront air‐
bag isenabled.
If th ePA SSENGER AIRBAGOF Find icat or
lam pis lit con tinuousl y,an adult orper son
wit habuild corresponding tothat ofan adult shoul
dno tuse thefront passeng erseat.
Ins tead, they should useare ar seat .
R Ifth efront passeng erseat isoccupied bya
per son ofsmaller statur e(e. g.ate enag eror
small adult), thePA SSENGER AIRBAGOF F
ind icat orlam peit her light sup con tinuousl y
or remains off,depe nding onthere sult ofthe
cla ssificati on.
- Ifth ePA SSENGER AIRBAGOFF indicat or
lam pis off:mo vethefront passeng er
seat asfarbac kas possi bleortheper son
of smaller statur eshoul duse are ar seat .
- Ifth ePA SSENGER AIRBAGOFF indicat or
lam pis lit cont inuously: theper son of
smaller statur eshoul dno tuse thefront
passeng erseat. 000A
WARNIN GRisk ofinju ryor deat hwhen
th ePA SSENGER AIRBAGOF Find icat or
lam pis lit
If th ePA SSENGER AIRBAGOF Find icat or
lam pre mains litafte rth esy stem self-t est,
th efront passeng erair bag isdeactiv ated. It
will notbe deplo yedin theeve ntofan acci ‐ de
nt. Inthis case, thefront passeng erair bag
cann otper form itsintended protect ive func ‐
tion ,e.g. when aper son isseat edinthefront
passeng erseat.
That person could, forex am ple, com eint o
con tact with theve hicle interior ,especially if
th eper son issitt ing tooclose tothecoc kpit.
If th efront passeng erseat isoccupied,
alw aysensur eth at:
R The classificat ion oftheper son inthe
fr ont passeng ersea tis cor rect and the
fr ont passeng erair bag isenabl edor
dea ctivated inaccor dance withth eper‐
son inthefront passeng erseat.
R The person isseat edproper lywit hacor ‐
re ctly fastened seatbelt.
R The front passeng erseat hasbeen moved
as farbac kas possi ble. Be
sur eto also observe thefo llo wing further
re lat ed subj ects:
R Child restra int system onthefront passeng er
seat (0013 page53). 42
Occupant safety

PRE-S
AFE®
sy stem PRE-
SAFE®
(ant icipa tory occupa ntprotec‐
tion) PRE-
SAFE®
is ab leto detect cer tain critic aldriv‐
ing situat ionsandimplemen tpr e-em ptive meas‐
ur es toprotect theve hicle occupants.
PRE-S AFE®
can implement thefo llo wing meas‐
ur es indepe ndently of eac hot her :
R Tight ening theseat belts onthedr iver's seat
and front passeng erseat.
R Closing theside windo ws.
R Vehicl eswith sliding sunroof:Clo sing the
sliding sunroof.
R Vehicl eswith memor yfuncti on:Moving
th efront passeng erseat toamor efa vo rable
seat position .
R Vehicl eswith multico ntour seat :Incr eas‐
ing theair pressur ein theseat sidebolsters
of theseat backres t.
R PRE-S AFE®
Sound: prov ided that themulti‐
media system isswitc hedon,gener ates a br
iefnoi sesigna lto stimulat eth einnat epr o‐
te ctiv emec hanism ofaper son's hearing.
000E NO
TEDama gecau sed byobject sin the
fo ot we llor behin dth eseat The
automatic adjustmentof theseat posi‐
tion mayre sult indamag eto theseat and/or
th eobjec t. 0007
Stow object sin asuit able place. Re
versing thePRE- SAFE®
sy stem mea sures If
an acc iden tdid notocc ur,th epr e-em ptive
measur esthat we retake nar ere ve rsed.
Yo uwill need toper form certainse ttings your‐
self . 0007
Ifth eseat beltpre-t ension ingisno tre duced,
mo vetheseat backres tbac kslightl y.
The locking mechanism releases. Fu
nction ofPRE-S AFE®
PL US (anticipat ory
occupant protection plus) PRE-
SAFE®
PL US can detect cer tain im pact s,
par ticular lyan imm inentrear impact ,and take
pr e-em ptive measur estoprotect theve hicle
occupants. Thesemeasur escanno tnecessar ily
pr eve ntan imm inentimpact.
PR E-S AFE ®
PL US can implem entthefo llo wing
measur esindepe ndently of eac hot her :
R Tight ening theseat belts onthedr iver's seat
and front passeng erseat.
R Increasin gbr ak epr essur ewhen theve hicle
is statio nary.This brak eapplication iscan‐
celed automaticall ywhen theve hicle pulls
aw ay.
If an accident didnotoccur ,th epr e-em ptive
measur esthat we retake nar ere ve rsed.
Sy stem limita tions
The system will notinitiat ean yaction inthefo l‐
lo wing situat ions:
R when backingup Occ
upant safety 43

The
system will notinitiat ean ybr aking applica‐
tion inthefo llo wing situat ions:
R whils tdr ivin g
or
R when entering orexitin gapar kingspace
while using ActivePa rking Assist Saf
elytransp orting childr enintheve hicl e Alw
aysobser vewhen childr enaretrave ling
in theve hicl e 0009
Also strictly observe thesaf etyno tesfo rth e
specif icsituation. Inthis wa yyo ucan recog‐
nize potentia lri sk sand avoiddang ersif ch il‐
dr en aretrav eling intheve hicle
(0013 page45).
Be dilig ent
Bear inmind that neg lectingto secur each ild in
th ech ild restra int system mayha ve ser ious con‐
seq uences. Alwaysbe dilig entinsecur ingach ild
car efull ybef oreev eryjour ney. To
improv epr otect ion forch ildr enyoung erthan
12 yearsold orunde r5 ft (1.50 m)inheight ,
Mer cedes- Benzre comme ndsyouobse rveth e
fo llo wing informatio n:
R Alw ayssecur eth ech ild inach ild restra int
sy stem suitable forth is Mer cedes -Benz vehi‐
cle.
R The child restra int system mus tbe appr opri‐
at eto theag e, we ight andsize ofthech ild.
R The vehicle seatmustbe suit able forins tal‐
ling ach ild restra int system.
Ac cid ent statis ticssho wthat childr ensecur edin
th ere ar seat sar ege ner ally saf erthan childr en
secur edinthefront seats. Forth is reason ,
Mer cedes-Ben zst ro ng lyad vis es that youins tall
a ch ild restra int system onare ar seat .
Gener icterm "child restra int system"
The gener icterm child restra int system isused
in this Opera tor's Manua l.A ch ild restra int sys‐
te m is, forex am ple:
R abab ycar seat
R are ar wa rd-faci ng child seat R
afo rw ard-f acin gch ild seat
R ach ild boos terseat withabac kres tand seat
belt guide
Mer cedes-Benz recomme ndsusing ach ild
boos terseat withabac kres t.
The child restra int system mus tbe appr opriate
to theag e, we ight andsize ofthech ild.
Obser vinglaws and legalrequ irement s
Alw aysobser vetheleg alrequ iremen tswhen
using ach ild restra int system intheve hicle.
Obser vingstandar dsforch ild restra int sys‐
te ms
All child restra int systems mustmee tth efo llo w‐
ing standar ds:
R U.S. Feder alMo torVe hicle SafetySt andar ds
21 3and 225
R Canadi anMo torVe hicle SafetySt andar ds
21 3and 210.2
Conf irmatio nth at thech ild restra int system
com plies withth est andar dscan befound onan
ins truct ion label onthech ild restra int system.
This confirm atio ncan also befound intheins tal‐ 44
Occupant safety

lation
instruct ions that areinc luded withth e
ch ild restra int system. De
tectin grisk s,avo iding danger Secur
ingsystems forch ild restra int systems
in theve hicl e
Only usethefo llo wing secur ingsystems forch ild
re stra int systems:
R theLA TC H-type (ISOFIX )mou nting brac kets
R theve hicle's seatbeltsystem
R theTo pTe ther anc horages
Ins talling aLA TC H-type (ISOFIX )ch ild restra int
sy stem isprefer red.
Sim plyattaching tothesecur ingrings onthe
ve hicle canreduce therisk ofins talling thech ild
re stra int system incor rectly .
Whe nsecu ring ach ild withth eint egr ated seat
belt oftheLA TC H-type (ISOFIX )ch ild restra int
sy stem, alwayscom plywit hth eper missible
gr oss weight forth ech ild and child restra int sys‐
te m (0013 page49). A
boos terseat maybe necessar yto achie ve
pr oper seatbeltposition ingforch ildr enove r
40 lbs (18 kg )in we ight orunt ilth ey reac ha
heigh twher eath re e-point seatbeltcanbe
ins talled proper lywit hout aboos terseat.
Mer cedes-Benz recomme ndsasu itab lech ild
boos terseat withabac kres tand seat beltguide.
Ad vantag eof are ar wa rd-faci ng child
re stra int system
It is prefer able totrans portabab yor asmall
ch ild inasuit able rear wa rd-faci ng child restra int
sy stem. Inthis case, thech ild sits intheoppo‐
sit edir ect ion tothedir ect ion oftra veland faces
ba ckwa rds.
Babies andsmall childr enhave com parativ ely
we ak nec kmusc lesinrelation tothesize and
we ight oftheir head. Therisk ofinjur yto thecer‐
vical spine during anacciden tcan bereduced in
a re ar wa rd-faci ng child restra int system. Alw
ayssecur each ild restra int system cor‐
re ctl y 000A
WARNIN GRisk ofinju ryor deat hcaused
by inc orrect ins tallation ofthech ild
re stra int system
If th ech ild restra int system isincor rectl y
ins talled onasuit able seatin gposit ion,it
can notper form itsintended protect ive func ‐
tion .
The child can notbe restra ined intheeve ntof
an acci dent, hea vybraki ng orasu dd en
ch ang eof dir ect ion. 0007
Alw ayscom plywit hth emanuf acturer's
ins tallation instruct ions forth ech ild
re stra int system and itscor rect use. 0007
Makesur eth at theent ire base ofthe
ch ild restra int system alwaysre stson
th esitt ing surface oftheseat. 0007
Neverpla ceobjects underorbehi nd
th ech ild restra int system, e.g.cush‐
ions. Occ
upant safety 45

0007
Alw aysuse child restra int systems with
th eor iginal coverdesi gned forth em. 0007
Alw aysre place damag edcovers wit h
ge nui ne covers. 000A
WARNIN GRisk ofinju ryor deat hfrom
unsecur edchild restra int systems inthe
ve hicle
If th ech ild restra int system isno tcor rectly
ins talled orsecur ed,itcould release inthe
ev ent ofan acciden t,sudden braking ora
sudden chang ein dir ect ion.
The child restra int system could beflung
ar oun dand hitvehicle occupants. 0007
Alw aysins tallch ild restra int systems
cor rectl y,eve nwh en notin use. 0007
Alw ayscom plywit hth ech ild restra int
sy stem manuf acturer'sinstallation
ins truct ions . R
Alw aysobser vethech ild restra int system
manuf acturer'sinstallation andopera ting ins
truct ions aswellas theve hicle-specif ic
inf ormation:
- Installth eLA TC H-type (ISOFIX )ch ild
re stra int system onthere ar seat
(0013 page49).
- Sec ureth ech ild restra int system withth e
seat beltonthere ar seat
(0013 page52 ).
- Sec ureth ech ild restra int system withth e
seat beltonthefront passeng erseat
(0013 page53). Obser vethespecif ic
ins truction sfo rth ere ar wa rd-faci ng and
fo rw ard-f acin gch ild restra int systems
(0013 page53).
If th efront passeng erseat isoccupied,
ensur e,bo th bef oreand during thejour‐
ne y,that thest atus ofthefront
passeng erfront airbag iscor rect forth e
cur rent situa tion(0013 page 40).
R Obse rveth ewa rning labels intheve hicle
int erior and onthech ild restra int system.
R Also secur eTo pTe ther ifpr esent . Do
notalt er thech ild restra int system 000A
WARNIN GRisk ofinju rydue tomodif i‐
cations tothech ild restra int system
The child restra int system mayno long er
func tion asitis supposed toifyo umak e
mod ificat ionsor att achobj ect sto it,e.g. toys
or unsuit ableaccessor ies.This poses an
incr eased risk ofinjur y!
Ne vermodify thech ild restra int system. Only
att achaccessor ieswhic hth emanuf acturer
of thech ild restra int system has author ized
especially forth is ch ild restra int system. Onl
yuse child restra int systems whichar ein
pr oper working condit ion 000A
WARNIN GRisk ofinju ryor deat hcaused
by theuse ofdamag edchild restra int
sy stems
Child restra int systems ortheir retainin gsy s‐
te ms that have been subjec tedto aload in
an acc iden tma yth en notbe able toper form
th eir intended protect ive func tion. 46
Occupant safety

The
child can notbe restra ined intheeve ntof
an acci dent, hea vybraki ng orasu dd en
ch ang eof dir ect ion. 0007
Alw aysre place child restra int systems
immediat elyth at have been damag edor
in vo lved inan acciden t. 0007
Have thesecur ingsystems forth ech ild
re stra int systems checkedat aqu alif ied
spec ialistwo rkshop beforeins talling a
ch ild restra int system again. Av
oiding direct sunli ght 000A
WARNIN GRisk ofburnswhen thech ild
seat isex posed todirect sunlight
If th ech ild restra int system isex posed to
dir ect sunlight orheat, partscould heatup.
Childr encould sufferbur nsfrom these parts,
par ticular lyon metallic partsof thech ild
re stra int system. 0007
Alw aysmak esur eth at thech ild
re stra int system isno tex posed to
dir ect sunlight . 0007
Protect itwit hablank et,fo rex am ple. 0007
Ifth ech ild restra int system has been
ex posed todirect sunlight ,allo witto
cool beforesecu ring ach ild intoit. 0007
Neverlea vechildr enunat tende din the
ve hicle. Obser
vewhen stopping orpar king 000A
WARNIN GRisk ofacci dent andinjury
due tochildr enand animals leftunat ten‐
de din theve hicle
If yo ulea vechildr enand animals unattende d
in theve hicle, they ma ybe ableto setth e
ve hicle inmo tion, forex am ple by:
R Releasing thepar king brak e.
R Shif ting theaut omatic transmission out
of par kposition 005D.
R Startin gth eengine.
In addition, they ma yoper ateve hicle equip‐
ment andbecome trapped. 0007
Neverlea vechildr enand animals unat‐
te nde din theve hicle. 0007
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. 000A
WARNIN GRisk offata linj urydue to
ex posur eto extreme heat or col din the
ve hicle
If people –par ticular lych ildr en–ar e
ex posed toextreme temp eratur esover an
ex tende dpe riod oftime, ther eis arisk of
ser ious oreve nfa ta linj ury. 0007
Neverlea veanyone –pa rticular lych il‐
dr en –unat tende din theve hicle. 0007
Neverlea veanim alsintheve hicle unat‐
te nde d. Occu
pant safety 47

Ov
ervie wof suitable seatsintheve hicl efo rin st alli ng ach ild restra int system Secur
ingsystems forch ild restra int systems Ve
hicl eseat
Lef t/right rear seat
Prefer redsecur ingsystem: LA
TC H-type (ISOFIX )ch ild seat secur ingsys‐
te m Als
osec ureTo pTe ther ifpr esent
(0013 page51 ) Alt
ernati vesecur ingsystem:
R Vehicle seatbelt
Fr ont passeng erseat
Securing system:
R Vehicle seatbelt Be
sureto obser ve:
R Ifth efront passeng erseat isoccupied, ensure,
bo th bef oreand during thejour ney,that thest a‐
tus ofthefront passeng erfront airbag iscor rect
fo rth ecur rent situa tion(0013 page 40).
R Noteson aut omatic front passeng erfront airbag
shut off(0013 page38). 48
Occupant safety