key MERCEDES-BENZ S-CLASS CABRIOLET 2021 User Guide

#
Fora trunk lidstopped inan intermediat e
position, pullitupw ards and release itas
soon asitstar ts to open.
Wi th thetrunk lidopening heightrestriction
acti vated, manuall ypull thestopped trunk lid
upw ards.
If an object obstructs thetrunk liddur ing the
aut omat icopen ingproce ss,bloc kage detection
wi llst op thetrunk lid.The blockage detection
functi onisonly anaid and isno ta su bs titu tefor
yo ur att entiven ess . Closing
thetrunk lid &
WARNIN GRisk ofinju ryfrom unsecu red
it ems intheve hicle
If object s,lugg ageor loads areno tsecur ed
or notsecur edsuf ficie ntly,they cou ldslip,
tip ove ror be throw nar ou nd and ther eb yhit
ve hicle occupants.
Ther eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around . #
Beforeth ejour ney,secur eobjects, lug‐
ga ge orloads agains tslipping ortipping
ove r. Obser
vetheno teson loadi ngtheve hicle. &
WARNIN GRisk ofbeco ming trap ped
du ring automatic closing ofthetrunk lid
Pa rts of thebody could become trapped.
Ther ema ybe people intheclosing area. #
Mak esur eth at nobody isin thevicinit y
of theclosing area. #
Use oneofthefo llo wing option sto stop
th eclosing process:
R Press the008B buttononthe
Smar tKey .
R Press orpull there mo teoper ating
switc hon thedr iver's door .
R Press theclosing orloc king button
on thetrunk lid. R
Press theto pof theMer cedes star
on thetrunk lid. #
Vehicl eswith HANDS -FREEACCESS: itis
also possibletostop theclosing process by
making akic king movement belowthere ar
bum per. #
Pull thetrunk liddown wardsslightly .Re lease
it as soon asitbegin sto clos e. #
Fora trunk lidstopped inan intermediat e
position, pushitdo wn wards.
The trunk lidwill cont inue toclos e. Ope
ning andclosing 67

#
Press remo teoper ating switch1 forth e
tr unk lid. #
Pres sclo sing button 1 onthetrunk lid.
Ve hicl eswith KEYLESS-GO #
Press locking button2 onthetrunk lid.
If aSmar tKey isde tected outsid eth eve hicle,
th etrunk lidwill close andtheve hicle willbe
loc ked. Ve
hicl eswith HANDS -FREEACCESS #
With thetrunk lidcom pletely op ened ,ma kea
kic king movement withyo ur foot belo wthe
bum per(/ page69).
Tr unk lidaut omatic reve rsing funct ion
If an objec tobs truct sth etrunk liddur ing the
aut omat icclo singpr oce ss,thetrunk lidwill
open again automaticall y.The automatic reve rs‐
ing func tion isonl yan aid and isno ta subs titute
fo ryo ur att entiven ess . #
Dur ing theclosing process, makesur eth at
no body partsarein theclosing area. &
WARNIN GRisk ofbeco ming trap ped
des pite reve rsing func tion
The reve rsing func tion willnotre act :
R tosof t,light andthin obje cts, e.g. fing ers
R towa rdsth eend oftheclosing procedur e
In these situation sin par ticular ,th ere ve rsing
func tion cannotpr eve ntsom eone being trap ‐
pe d. 68
Opening andclosing

#
Ensu rethat no body partsarein the
clos ingarea . #
Ifsome oneistrap ped ,us eone ofthe
fo llo wing option s:
R Press the008B buttononthe
Smar tKey .
R Press there mo teoper ating switch
on thedr iver's door .
R Press theclosing orloc king button
on thetrunk lid.
R Press theto pof theMer cedes star
on thetrunk lid. HANDS-FREE
ACCESS function Wi
th HANDS-FREE ACCES Syo ucan open ,clo se
or interru pt trunk lid mo vement byper form ing a
kic kin gmo vement under there ar bum per.
The kickin gmo vement trigg ersth eopening or
closing process alternat ely.
Obser vetheno teswhen opening (/page66)
and closing (/page67 )th etrunk lid. %
Awa rning tone sou nds while th etrunk lidis
opening orclosing. &
WARNIN GRisk ofburnscaused byaho t
ex haus tsy stem
The vehicle exhaus tsy stem can become very
ho t.Ifyo uuse HAND S-FRE EAC CES S,you
cou ldbu rn yourself bytouc hin gth eex haus t
sy stem. #
Alw aysensur eth at youon lyma kea
kic king movement within thede tection
ra ng eof thesensor s. *
NO
TEDama getotheve hicle caused by
unin tentio nallyopening thetrunk lid R
When usinganaut omatic carwash
R When usingahigh pressur ecleaner #
Deactiv ateKEYLES S-GOormak esur e
th at theSmar tKey locat edisat leas t
10 ft(3 m) away from theve hicle in
suc hsituations. Opening
andclosing 69

When
making thekic king movement, makesur e
th at youar est andi ngfirm lyon thegr ound. You
cou ldother wise loseyour balan ce,e.g.on ice.
Obs erve thefo llo wing notes:
R The Smar tKey isbehin dth eve hicle.
R Stand atleas t12 in(30 cm) away from the
ve hicle while perform ing thekic king move‐
ment.
R Donotcome intocont actwithth ebum per
while making thekic king movement.
R Donotcar ryout thekic king movement too
slo wly.
R The kicking movement mustbe towa rdsth e
ve hicle andbackag ain. 1
Detection rang eof thesensor s
If se veralcon secut ive kic kin gmo vements are
no tsuccessfu l,wa itte nseco nds.
Sy stem limit s
The system maybe impair edorma yno tfunc tion
in thefo llo wing cases :
R The sensorsar edir ty,e.g. due toroad salt or
sn ow .
R The kicking movement ismade using apr os‐
th etic leg. The
trunk lidcould beopen edorclos edunin ten‐
tio nal ly,in thefo llo wing situat ions:
R Ifaper son 'sarms orlegs aremo vingin the
sensor detection rang e, e.g .wh en polishi ng
th eve hicle orpic king upobject s.
R Ifobject sar emo vedor placed behind the
ve hicle, e.g.tensi oni ng stra ps orlugg age.
R Ifclam ping stra ps, tarp sor other coverings
ar epu lled ove rth ebum per.
R Ifapr otect ive mat withalengt hre ac hin g
ov er thetrunk silldown intoth ede tection
ra ng eof thesensor sis used.
R Ifth epr otect ive mat isno tsecur edcor rectly .
Deacti vate KEYLESS- GO(/ page60) ordo not
car rytheSmar tKey about your per son insuc h
sit uatio ns. Swit
ching separ atetrunk locking onoroff If
yo ucen trall yunlo cktheve hicle while separate
loc king isactiv ated, thetrunk willremain locked. 70
Openin gand closin g

#
Toswitc hon: slide theswitc hto position
0048. #
Toswitc hof f:slide theswitc hto position
0047.
% Ifan acciden thas been detected, thetrunk
will unloc keve nif sep aratelock ing is
switc hedon. Un
loc king andopening thetrunk from insid e
wit hth eemer gency release Re
quirement s:
R The 12Vve hicle batteryis conn ectedand
ch arge d. #
Press emer gency release button1 brief ly. Un
loc king thetrunk lidusing theemer gency
ke y #
Take theemer gency keyout oftheSmar tKey
( / pag e61 ). #
Press theto pof Mer cedes star 1. Open
ingand closing 71

#
With thehandle pointingupw ards, inser tth e
emer gency keyin to thetrunk lockas faras it
wil lgo. #
Turn theemer gency keyclo ckwise from posi‐
tio n0047 toposition 0048. #
Turn theemer gency keybac kto position 0047
and remo veit.
% Ifyo uuse theemer gency keyto unlo ckand
open thetrunk lid,theanti- theftalar msys‐
te m wil lbe trigg ered. Ac
tiv atin g/deac tivatin gthe trunk lid ope ning
hei ght restriction Mult
imed iasystem:
4 Vehicle 5
î Vehicle Setting s
5 Trunk LidRestric tion
This function allowsyouto avo idbum ping the
tr unk lid on alow ga rage ceiling, forex am ple. #
Activate0073 ordeacti vate 0053 thefunc tion. Sof
tto p Opening
andclosing thesof tto pusi ng the
so ft-top swi tch &
WARNIN GRisk ofbeco ming trap ped
du eto thesof tto plowe ring une xpect‐
ed ly
If yo udo notfull yopen /close thesof tto p,
th esof t-to phy draulics willdepr essur izeafte r
a shor ttim e. #
Alw aysfully open orclose thesof tto p. &
WARNIN GRisk ofentr apment when
ope ning orclos ingthesof tto p
Pa rts of thebody could become trapped. #
When opening orclosing, makesur e
th at no body partsarein thevicinit yof
mo ving componen ts. #
Release thebutt onifsomebody
becomes trapped. *
NO
TEPossible damag eto thesof tto p
when openingorclos ing The
softto pcan bedamag edwhen openin g
or closin g. #
Mak esur eth er eis suf ficie ntcle arance
ab ove it. #
Onlyload thetrunk belowthetrunk
separ ator so that itwill notbe pushe d
upw ards. #
Mak esur eth at thetrunk lidisclosed. #
Ifth esof tto pis dir ty,we tor froze n,do
no top en thesof tto p. *
NO
TEDama getothesof tto pcaused by
hea vyobject s Hea
vyobject splaced onthesof t-to pcom‐
par tmen tco vercan dama gethesof tto por
sof t-to pcom partmen tco ver. #
Donotpl ace heavyobj ects on thesof t-
to pcom partmen tco ver. #
Donotsi ton thesof t-to pcom partmen t
co ver. 72
Opening andclosing

#
When opening, makesur eth at nobody
is touc hin gth eside windo w. #
Ifsomeone istrappe d,release thebut‐
to nimm ediate ly or pullit in order to
clos eth eside windo wag ain. &
WARNIN GRisk ofbeco ming trap ped
whe nclos ingasid ewi ndo w
Whe nclos ingasid ewi ndo w,body parts
could betrapped intheclosing area inthe
pr ocess. #
When closing,mak esur eth at no body
par tsarein theclosing area. #
Ifsomeon eis tra pped, release thebut‐
to nimm ediate ly or pres sth ebutt onin
or der toreopen theside windo w. &
WARNIN GRisk ofbeco ming trap ped
whe nch ildr enopera tetheside windo ws
Childr encould become trapped ifth ey oper‐
at eth eside windo ws,par ticular lywhen unat‐
te nde d. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. Re
quirement s:
R The powe rsupp lyor theignition isswitc hed
on. 1
Closes
2 Opens
The buttons onthedr iver's door take prece‐
denc e. #
Tostar taut omatic operation :pr ess the
0062 buttonbeyond thepoint ofresis tance
or pulland release it. 78
Opening andclosing

Con
venience opening (ventilating theve hicl e
bef orest ar ting ajour ney) &
WARNIN GRisk ofentr apment when
ope ning asid ewi ndo w
Whe nope ning asid ewi ndo w,par tsof the
body could bedraw nin or become trap pe d
be twee nth eside windo wand windo wframe. #
When opening ,mak esur eth at nobody
is touc hin gth eside windo w. #
Release thebutt onimmediat elyif
somebody becomestrapped. &
WARNIN GRisk ofentr apment when
ope ning orclos ingthesof tto p
Pa rts of thebody could become trapped. #
When opening orclosing, makesur e
th at no body partsarein thevicinit yof
mo ving componen ts. #
Release thebutt onifsomebody
becomes trapped. #
Press and hold theÜ buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isunloc ked.
R The side windo wsareopen edwhen the
tr unk partition isopen .
R The softto pis opened whenthetrunk
par tition isclosed.
R The seat ventil ation ofthedr iver's seat is
switc hedon. #
Tointerru pt con venience opening: release
th eÜ button. #
Tocont inue convenience opening: press
and hold theÜ buttonagain. Con
venience closing (closing theve hicl e
fr om outside ) &
WARNIN GRisk ofentr apment dueto not
pa ying attenti onduring con venie nce
clo sing
Whe nth econ venie nce closing featur eis
oper ating,par tsof thebody could become
tr apped intheclosing area oftheside win‐
do ws . #
When thecon venie nce closing featur e
is operatin g,mon itor theent ire closing
pr ocess andmakesur eth at no body
par tsarein theclosing area. &
WARNIN GRisk ofentr apment when
ope ning orclos ingthesof tto p
Pa rts of thebody could become trapped. #
When opening orclosing, makesur e
th at no body partsarein thevicin ityof
mo ving componen ts. #
Release thebutt onifsomebody
becomes trapped. 80
Openin gand closing

#
Press and hold theß buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isloc ked.
R The softto pis closed.
The side windo wsareclo sed when the
sof tto pis closed. #
Tointerru pt con venience closing: release
th eß button.
% Con venie nce closing can also be operated
wi th KEYLESS- GO(/ page63). Pr
oble mswith theside windo ws &
WARNIN GRisk ofbeco ming trap ped or
fa tal lyinju re difre ve rsing protect ion is
no tactiv ated
If yo uclo seaside windowagain imm ediat ely
af te rit has been blocked, theside windo w
will close withincr eased ormaximum forc e.
The reve rsing func tion isthen notactiv eand
body partsma ybecome trapped. #
Mak esur eth at no par tsof thebody are
in theclosing area. #
Tostop theclosing process, release the
butt onorpress thebutt onagain to
re open theside windo w. A
sid ewind owcann otbe closed andyoucan‐
no tsee thecaus e. #
Chec kto see whether anyobjec tsarein the
windo wguide. #
Adjus tth eside windo ws.
Ad jus tingthe side windo ws
If aside windo wisobs truct eddur ing closing and
re opens again immediat ely: #
Immediat elyaf te rth is, pull thecor respond‐
ing butt onagain until theside windo whas
closed andhold thebutt onforat lea stone
mor esecond (re-adjus tment).
The side windo wwill beclosed without the
aut omat icreve rsing func tion.
If th eside windo wisobs truct edagain and
re opens again immediat ely: #
Immediat elyaf te rth is, pull thecor respond‐
ing butt onagain until theside windo whas
closed andhold thebutt onforat lea stone
mor esecond (follo w-up adjustm ent).
The side windowwill beclos edwithout the
aut omat icreve rsing func tion.
Th eside windo wscann otbe opened or
closed usingthecon venience opening fea‐
tur e.
R The Smar tKey batt eryis we ak ordisc harged. #
Chec kth ebatt eryusing theindicat orlam p
and replace ifnec essar y(/ page61 ). Anti-t
heftpr otection Fu
nction oftheimm obiliz er The
immo bilizerpreve nts your vehicle from being
st ar tedwit hout thecor rect Smar tKey .
The immobilizer isaut omaticall yactiv ated when
th eignition isswitc hedoffand deactiv ated when
th eignition isswitc hedon.
When leaving theve hicle, alwaysta ke theSmar t‐
Ke ywit hyo uand lockth eve hicle. Anyone can Ope
ning andclosing 81

st
ar tth eengine ifava lid Smar tKey has been left
inside theve hicle.
% Intheeve nttheengine cannotbe star ted
(y et theve hicle ’sbatt eryis ch arge d), the
sy stem isno toper ational. Contactan
aut hor ized Mercedes- BenzCenteror call
1-8 00-FOR-MER Cedes (intheUS A)or
1-8 00-387-0 100(in Canada). ATA
(anti-thef tala rm system) Fu
nction oftheATA system
If th eATA system isarmed, avisual andaudible
alar mistrigg ered inthefo llo wing situat ions:
R when adoor isopen ed
R when thetrunk lidisopened
R when thehood isopened
R when theglove boxis opened
The ATAsy stem isarmed automaticall yaf te r
appr oximat elyte nseco ndsinthefo llo wing situa‐
tion s:
R afte rloc king theve hicle withth eSmar tKey
R afte rloc king theve hicle using KEYLES S-GO Indicat
orlam p1 flashes whentheAT Asy stem
is armed.
The ATAsy stem isdeactiv ated aut omaticall yin
th efo llo wing situat ions:
R afte runloc kingtheve hicle withth eSmar tKey
R afte runloc kingtheve hicle using KEYLES S-
GO R
afte rpr essing thest ar t/ stop butt onwithth e
Smar tKey inthestow agecom partment
(/ page12 7)
% WhentheMer cedes‑ Benzemergency call
sy stem isactiv eand thealar mstay son for
mor eth an 30 sec onds, ames sageis aut o‐
mat icall ysen tto theCus tomer Assis tance
Ce nter (/ page 298) .
% Inthecase ofsevere batt erydisc harging,
th eanti- theftalar msystem isaut omatic ally
deactiv ated tofacil itat eth ene xt engine
st ar t.
Deact ivat ing theATA #
Press theÜ, ßor008B buttononthe
Smar tKey .
or #
Press thest ar t/ stop butt onwithth eSmar t‐
Ke yin themar kedspace (/page12 7)
Dea ctivat ingth eala rm using KEYLESS-GO #
Grasp theoutside doorhandle withth e
Smar tKey outside theve hicle. 82
Opening andclosing