2019 MERCEDES-BENZ E-CLASS CABRIOLET Owner's Manual

Re
stra int system Pr
otection bythere stra int system The
restra int system includes thefo llo wing com‐
pone nts:
R Seat beltsystem
R Airbags
R Child restra int system
R Child seatsecur ingsystem
The restra int system can reduce therisk ofvehi‐
cle occupants comingintocont actwithpar tsof
th eve hicle's interior intheeve ntofan acci dent.
The restra int system can also reduce thefo rc es
to whic hve hicle occupants aresubject edinthe
eve ntofan acci dent.
Only asea tbe ltwh ich is wo rncor rectly can pro‐
vid eth eint ended leve lof protect ion. Depen ding
on thede tected acci dent situation, Emerg ency
Te nsi oni ng Device sand /or airba gssupp lement a
cor rectly wornseat belt. Emer gency Tensi oni ng
De vice sand /or airba gsare notde ploy ed in
eve ryacc iden t. Fo
rth ere stra int system toprov ide itsfull protec‐
tion ,eac hoccupant mustobser vethefo llo wing:
R Fasten theseat beltcorrectl y.
R Beinan almos tup right position withth eir
bac kag ains tth eseat backres t.
R Sitwithth eir feet resting onthefloor ,if pos‐
sible.
R Alw ayssecur eper sons under 5ft (1.50 m)
ta llin an addition alrestra int system suitable
fo rMer cedes-Benz vehicles.
Ho we ver,no system available toda ycan com‐
ple tely eliminat einjur iesand fata lities inevery
acciden tsituation .In par ticular ,th eseat belt
and airbag gener ally do notpr otect agains t
objec tspene trating theve hicle from theoutside.
The risk ofan injur yre sulting from airbag
deplo yment alsocanno tbe ruled out entirel y. Limit
edprotection from there stra int system 000A
WARNIN GRisk ofinju ryor deat hfrom
modif ications tothere stra int system
The restra int system can nolong erfunc tion
cor rectly afte ralt erations have been made.
The restra int system mayth en notpr otect
th eve hicle occupants asintended byfailing
in an acc ident ortrigg ering une xpec tedly ,fo r
ex am ple 0007
Neveralt er thepar tsof there stra int
sy stem. 0007
Neverta mp erwit hth ewir ing orany
electr oniccomponen tpar tsor their
sof tware. If
it is neces saryto adjus tth eve hicle toacc om‐
modat eaper son withdisabil ities, con tact an
au thor ized Mercedes-B enzCent erforde tails.
US Aonl y:forfur ther information contact our
Cu stomer Assistance Center at
1-800-F OR-MER Cedes(1 ‑800‑36 7‑6372). Occ
upant safety 31

Re
stra int system functiona lity When
theignition isswitc hedon,aself-t estis
per form ed, during whic hth e0075 restra int sys‐
te m wa rning lam plight sup. Itgoes outnolater
th an afe w sec ond saf te rth eve hicle isstar ted.
The com ponen tsof there stra int system areth en
func tional. Malfu
nctioning restra int system A
malfun ction has occurredin there stra int sys‐
te m if:
R the0075 restra int system warning lam pdoes
no tlight upwhen theignition isswitc hedon
R the0075 restra int system warning lam p
light sup con tinuousl yor repeat edly during a
jour ney 000A
WARNIN GRisk ofinju ryor fata linj ury
due toamalf unctionin there stra int sys‐
te m
If th ere stra int system ismalfunct ioning,
re stra int system com ponen tsma ybe trig‐ ge
redunint entionall yor might notbe trig‐
ge redat all intheev ent ofan acciden t.This
ma yaf fect theEmer gency Tensi oni ng Device
or airba g,forex am ple. 0007
Have there stra int system checkedand
re pair edimmediat elyat aqu alif ied spe‐
cialis two rkshop. Fu
nction ofthere stra int system inan acci‐
dent Ho
wthere stra int system worksis de term ined by
th ese verity of theim pact detected and thetype
of acciden tantic ipated:
R Front alim pact
R Rear impact
R Sideim pact
R Rollover
The activ ation thre sholds forth ecom ponen tsof
th ere stra int system arede term ined based on
th eev aluatio nof thesensor values measur edat
va rious points intheve hicle. Thisprocess ispre-
em ptive in nat ure. The trigg ering/ deplo yment ofth
ecom ponen tsof there stra int system mus t
ta ke place ingood timeatthest ar tof thecolli‐
sion.
Fa ctor swhi chcan only besee nand measured
af te ra colli sion hasoccur reddo notpla ya deci‐
siv ero le in thedeplo yment ofan airbag. Nordo
th ey prov ide anindic ation ofairbag deployment .
The vehicle maybe def ormed signif icantl ywit h‐
out anairbag beingdeployed. This isthecase if
onl ypar tswhic har ere lativ elyeasil ydef ormed
ar eaf fect ed and thera te ofvehicle deceler ation
is no thigh. Conversely ,an airbag maybe
deplo yedev en though theve hicle suffers onl y
minor deformation. Ifve ry rigid vehicle parts
suc has longitudinal membersar ehit, forex am‐
ple, this ma yre sult insuf ficie ntly highleve ls of
ve hicle deceler ation. 32
Occupant safety

The
comp onent sof there stra int system can
be act ivat ed ordep loye dinde pendently of
eac hot her : Com
pone nt Detected dep loy‐
men tsit uation
Em erge ncy Tensi on‐
ing Device s Fr
ont alim pact, rear
im pact ,side impact ,
ro llo ver
Dr iver' sai rba g,front
pa sse nger front air‐
ba g Fr
ont alim pact Knee
airbag Front alim pact Side
airbag Sideimpact
Head airbag Sideimpact, rollo ver,
fr ont alim pact The
front passeng erfront airbagcan onlybe
depl oyed inan acciden tif th ePA SSENGER AIR
BA GOF Find icat orlam pis off.Ifth efront
passeng erseat isoccupied, makesur e,bo th
bef oreand during thejour ney,that thest atus of th
efront passeng erfront airbag iscor rect
(→ page 43) . 000A
WARNIN GRisk ofburnsfrom hotair bag
com ponents
The airbag partsareho taf te ran air bag has
been deployed. 0007
Donotto uc hth eair bag parts. 0007
Have adeplo yedair bag replaced ata
qu alif ied spec ialistwo rkshop assoon
as possible . Mer
cedes-Benz recomme ndsthat youha ve the
ve hicle towe dto aqu alif ied spec ialistwo rkshop
af te ran accide nt.Take this int oacc ount ,par tic‐
ular lyifan Em erge ncy Tensi oni ng Device istrig ‐
ge redor an airbag deployed.
If th eEmer gency Tensi oni ng Device sar etrig ‐
ge redor an airbag isdeplo yed, youwill hear a
ban g,and asmal lamoun tof powder mayalso be
re leased:
R The bang willnotge ner ally affect your hear ‐
ing . R
Ingener al,th epo wder released isno thaz‐
ar dous tohealt hbut maycause short-term
br eat hing difficul ties toper sons suffering
fr om asthma orother pulmonar yconditions .
Pr ov ided itis saf eto do so, leavetheve hicle
immediat elyoropen thewindo win order to
pr eve ntbrea thing difficul ties .
Airb agsand pyrotech nic Emerg encyTensi oni ng
De vice scont ain pe rchlor atemat erial, whic hma y
re qu ire spec ialhandlin gor environm entalpro‐
te ction measures. Na tional guideline sre ga rding
wa ste disposal mustbe obser ved. InCalif ornia,
see http:// www .dtsc. ca.go v/Hazar dousW aste/
Pe rchlor ate/inde x.cfm. Seat
belts Pr
otection prov ided bytheseat belt Alw
aysfa sten your seat beltcorrect lybef ore
st ar tin gajo ur ne y.Asea tbe ltcan only prov ide
th ebes tle ve lof protect ion ifit is wo rncor rectl y. Occupant
safety 33

000A
WARNIN GRisk ofinju ryor deat hdue to
inc orrectl yfa stened seatbelt
If th eseat beltisno two rncor rectly ,it can‐
no tper form itsintended protect ive func tion.
In addition, anincor rectly fastened seatbelt
can also cause injuries,forex am ple, inthe
ev ent ofan acciden tor when braking or
ch ang ingdirect ion sudden ly. 0007
Alw aysensur eth at all vehicle occu‐
pants have their seat belts fastened
cor rectl yand aresitti ngprope rly. Alw
aysobser vetheins truction sabout thecor‐
re ct driver's seatpos ition and adjus ting theseat
(→ pag e89).
In order forth ecor rectl ywo rnseat belttopro‐
vide theint ended leve lof protect ion, eachve hi‐
cle occupant mustobser vethefo llo wing infor‐
matio n:
R The seat beltmustno tbe twis tedand must
fi t tig htly and snuglyacr oss thebody . R
The seat beltmustbe routed acr oss thecen‐
te rof theshoulder andaslow do wn across
th ehips aspossible.
R The shoulder sectionoftheseat beltshould
no tto uc hyo ur neck nor berouted und er
yo ur arm or behin dyo ur bac k.
R Avoid wearing bulk yclo thing, e.g. awint er
coat .
R Push thelap belt down asfaras possi ble
acr oss your hips andpulltight wit hth eshoul‐
der sect ionofthebelt. Neverro uteth elap
belt across your abdom en.
R Neverro uteth eseat beltacross shar p,poin‐
te d, abr asiv eor fragile objec ts.
R Onlyone person should useeachseat beltat
an yone time. Neverall ow babies andchil‐
dr en totrave lsitt ing onthelap ofano ther
ve hicle occupant.
R Neversecur eobjects withaseat beltifth e
seat beltisalso being usedbyone ofthe
ve hicle's occupants. Alwaysobser vethe
ins truct ions forloa ding theve hicle when
secur ingobject s,lugg ageor loads
(→ pag e10 3). Als
oensu rethat no obj ect s,e.g .a cus hion ,
ar eeve rpla ced between aper son and the
seat.
The seat belts onthefo llo wing seats areeq uip‐
ped withaspec ialseat beltretract or:
R front-p asse ng er seat
R Rear seat s
Ac tivateor deacti vate thespecial seatbelt
re tract or(→ page 54).
If ch ildr enaretra veling intheve hicle, besur eto
obser vetheins truction sand safetyno teson
"Chi ldren intheve hicle" (→pag e49). Re
duce dse at beltpr otection 000A
WARNIN GRisk ofinju ryor deat hdue to
inc orrect sea tpos ition
The seatbel tdoe sno tof ferth eint ended
le ve lof protect ion ifyo uha ve notmo vedth e
seat backres tto an almos tve rtical posit ion. 34
Occupant safety

When
braking orintheeve ntofan acci dent,
yo uco uld slide underne athth eseat beltand
sus tain abdomin alor nec kinj uries, forex am‐
ple. 0007
Adjus tth eseat proper lybef orebegin‐
ning your jour ne y. 0007
Alw aysensur eth at theseat backres tis
in an almos tve rtical posit ionand that
th eshoulder sectionofyour seat beltis
ro uted acr oss thecent erofyour sho ul‐
der . 000A
WARNIN GRisk ofinju ryor deat hdue to
an extende dsea tbe ltex tende rwh ile th e
ve hicle isin mo tion
If th eseat beltextende ris ex tende dwh ile
th eve hicle isin mo tion, theseat beltwillnot
fi t cor rectl yto thebody .
The seat beltmayno tth en prov ide the
pr oper protect ion. 0007
Alw aysensur eth at theseat belt
ex tende ris retract edwhile th eve hicle
is in mo tion. If
th eseat beltextende rdo es notre tract auto‐
matical ly,it can beretract edmanua lly.To do so,
pr ess theseat beltextende rba ck asfaras itwil l
go bef orest ar tin gth eve hicle. Pressing theseat
belt extende rba ck intoplace requ ires forc e. 000A
WARNIN GRisk ofinju ryor deat hwhen
additional restra int systems areno tused
fo rper sons withasmal lerbuild
Pe rsons under 5ft (1.50 m)tallcan notwe ar
th eseat beltcorrectly without asuit able
additional restra int system.
If th eseat beltisno two rncor rectly ,it can‐
no tper form itsintended protect ive func tion.
In addition, anincor rectly fastened seatbelt
can also cause injuries,forex am ple, inthe
ev ent ofan acciden tor when braking or
ch ang ingdirect ion sudden ly. 0007
Alw ayssecur eper sons under 5ft
(1 .50 m)tallin asuit able restra int sys‐
te m. 000A
WARNIN GDang erofinju ryor deat h
fr om bloc kedseat beltbuckles
If seat beltbuckles arebloc kedand cann ot
be mo veddo wn wards, thefunc tion ofthe
Emerg encyTensi oni ng Device sis impai red.
The Emer gency Tensi oni ng Device scan no
lo ng er func tionas intend edand theseat
belts cannolong erprov ide theint ended pro‐
te ction. 0007
Alw aysensur eth at theseat beltbuck‐
les areno tbloc ked. 000A
WARNIN GRisk ofinju ryor deat hdue to
damag edormodif iedseat belts
Seat belts cannotprov ide protect ion inthe
fo llo wing situat ions:
R Ifth eseat belts aredamag ed,modif ied,
ex treme lydir ty,bleac hedordyed
R Ifth eseat beltbuckleisdamag edor
ex treme lydir ty Occ
upant safety 35

R
Ifth eEmer gency Tensi oni ng Device s,
sea tbe ltanc horages orsea tbe ltre trac‐
to rs have been modif ied
Seat belts maybe damag edinan acciden t,
alt hough thedamag ema yno tbe visible, e.g.
due tosplint ersof glass.
Modif iedordamag edseat beltsma yte ar or
fa il, e.g. inan acc ident .
Modif iedEmerge ncy Tensi oni ng Device scan
acci dentally trig ge ror failto function as
int ended . 0007
Nevermodify theseat belts, Emergency
Te nsi oni ng Device s,sea tbe ltanc ho‐
ra ge sor seat beltretract ors. 0007
Makesur eth at theseat belts are
undamag ed,notwo rnand clean. 0007
Alw aysha ve theseat belts checked
immed iatelyaf te ran accide ntata
qu alif ied spec ialistwo rkshop. Onl
yuse seat belts whichha ve been approved
fo ryo ur vehicle byMer cedes-Ben z. 000A
WARNIN GRisk ofinju ryor deat hfrom
deplo yedpy rotech nic Emerg encyTen‐
si oni ng Device s
Py rotech nic Emerg encyTensi oni ng Device s
th at have been deployedar eno long eroper a‐
tion aland areunable toper form their inten‐
ded protect ive func tion. 0007
Ther efor e, have deplo yedpy rotech nic
Emerg encyTensi oni ng Device simm edi‐
at ely replaced ataqu alif ied spec ialist
wo rkshop. Mer
cedes-Benz recomme ndsthat youha ve the
ve hicle towe dto aqu alif ied spec ialistwo rkshop
af te ran accide nt.
000E NO
TEDama gecau sed bytrap ping the
seat belt If
an unused seatbeltisno tfully retract ed,it
ma ybe come trap pe din thedoor orinthe
seat mechanism. 0007
Alw aysensur eth at an unus edseat belt
is full yre tract ed. Ex
tending/r etra ctin gth eseat beltextender The
seat beltextende rfo rth efront seat helps
yo ufa sten your seat belt.When thedoor is
closed, theseat beltextende rex tends.
Mer cedes -AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yfa ilto rec‐
ogni zedangers. The seatbel tex tende rbu tton is
no tav ailable inMer cedes-AM Gve hicles.
Yo ucan also extend theseat beltextende rus ing
th eseat beltextende rbu tton. 36
Occupant safety

0007
Swi tchon theignition . 0007
Press seat beltextende rbu tton 1.
The seatbe ltex tende rex tends.
The seatbe ltex tende rre tracts again in thefo l‐
lo wing cases :
R The seat belttongu eis eng aged intheseat
belt buckle R
The seat belttongu eis no teng aged inthe
seat beltbucklewithin 60seconds
If yo upr ess seat beltextende rbu tton 1
ag ain in this case, theseat beltextende rwi ll
ex tend again.
R The respectiv edoor isopened
R Youfo ld theseat backres tfo rw ards
R Nobody issitt ing inthefront passeng erseat
If yo upr ess seat beltextende rbu tton 1
ag ain in this case, theseat beltextende rwi ll
no long er extend.
The seatbe ltex tende rmu stalw aysbe retract ed
wh ile th eve hicle isin mo tion. Fa
stening seatbelts If
th eseat beltispulled quickl yor shar ply, the
seat beltretract orlock s. The seat beltstra pcan‐
no tbe pulled outanyfur ther. 0007
Alw ayseng ageseat belttongu e2 ofthe
seat beltintoseat beltbuckle1 ofthecor‐
re sponding seat.
Ve hicl eswith automatic front passen ger
fr on tairb agshu toff: Occu
pant safety 37

000E
NO
TEDep loym ent oftheEmer gency
Te nsi oni ng Device andside airba gwh en
th efront passeng erseat isunocc upied If
th eseat belttongu eis eng aged intheseat
belt buckleoftheunocc upied front
passeng erseat, theEmer gency Tensi oni ng
De vice andtheside airbag mayalso deplo y
in theev ent ofan acciden talong withot her
sy stems. 0007
Onlyone person should useeachseat
belt atanyone time. Ve
hicl eswithout automatic front passen ger
fr on tairb agshu toff:
000E NO
TEDep loym ent oftheEmer gency
Te nsi oni ng Device when thefront -
passeng erseat isunocc upied If
th eseat belttongu eis eng aged intheseat
belt buckleoftheunocc upied front -
passeng erseat, theEmer gency Tensi oni ng
De vice mayal so deploy intheev ent ofan
acciden talong withot her systems. 0007
Onlyone person should useeachseat
belt atanyone time. Seat
beltadjustm ent function Ve
hicl eswith PRE-S AFE®
:If th efront seat belt
is no tpulled tightacross your body ,th eseat belt
adjus tmentma yaut omaticall yapply acer tain
tigh tening forc e. Do nothold theseat belttight ly
while itis adjus ting.
Yo ucan activat eand deac tivateth eseat belt
adjus tmentfunc tion using themultimedia sys‐
te m (→ pag e38) . Re
leasing seatbelts 0007
Press there lease buttonintheseat belt
buc kleand guide theseat beltbackwit hth e
seat belttongu e. Ac
tiv atin g/deac tivatin gse at beltadjus tment
vi athe multi mediasy stem Multi
media system:
Vehicle îVehicle Setting sB elt
Adj ustmen t 0007
Activate0073 ordeacti vate 0053 thefunc tion. Seat
beltwarning funct ionforthe driver and
fr on tpass enger The
00E9 seatbeltwarning lam pin theIns tru‐
ment Displa yis are minder that all vehicle occu‐
pants mustwe artheir seat belts correctly .
The 00E9 seatbel twa rning lam plight sup forsix
seconds everytim eth eve hicle isstar ted.
In addition, awa rning tone maysou nd.
Whe nth edr iver's andfront passeng er'sdoor s
ar eclosed andthedr iver and front passeng er
ha ve fastened their seat belts, theseat belt
wa rning goes out. 38
Occupant safety