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

If
th eindicat or/warning lampsintheins trument
clus terdo notlig ht up atlow temp eratur es,itis
ve ry likelyth at thedisc hargedbatt eryhas fro‐
zen .In this case youma yne ither jump-start the
ve hicle norcharge thebatt ery.
The service life of abatt eryth at has been
th awe dma ybe dramaticall yshor tened .The
st ar tin gch aract eristic sma ybe impair ed,espe ‐
ciall yat low temp eratur es.
It is recomme ndedthat youha ve ath aw ed bat‐
te ry checkedat aqu alif ied spec ialistwo rkshop.
All vehicl es
000E NO
TEDama gecau sed bynum erou sor
ex tende datt em ptsto star tth eengine Nu
me rous orextende datt em ptsto star tth e
engine maydamag eth ecat alytic converter
due tonon-co mbusted fuel. 0007
Avoid numer ousand extende datt em pts
to star tth eengine. Obser
vethefo llo wing pointsdur ing star tin g
assis tance and when chargin gth ebatt ery:
R Onlyuse undamag edjum per cables/c harg‐
ing cables withasuf ficie ntcross -secti onand
insu late dte rm inal clam ps.
R Non-insulat edpar tsof thete rm inal clam ps
mus tno tcom eint ocon tactwi th other metal
par tswhile thejum per cable/c harging cable
is con nect edtothebatt ery/jum p-start con‐
nectio npoi nt.
R The jumper cable/c harging cable mustno t
com eint ocon tactwi th anypar tswhic hma y
mo vewhen theengine isrunning .
R Alw aysmak esur eth at nei ther youno rth e
batt eryis elect rostatic allych arge d.
R Keep away from fire and open flames .
R Donotlean overth ebatt ery.
Obser vetheadditional follo wing pointswhen
ch argin gth ebatt ery:
R Onlyuse batterych arge rs tested and
appr oved forMer cedes-Benz.
R Read thebatt erych arge r's oper ating instruc‐
tions beforech argin gth ebatt ery. Obser
vetheadditional follo wing pointsdur ing
st ar tin gassis tance:
R Startin gassis tance mayonly beprov ided
using batteries withanom inalvoltag eof
12 V.
R Theve hicles mustno tto uc h.
R Gasoline engine :On lyacc eptst ar tin gassis ‐
ta nce ifth eengine andexhaus tsy stem are
cold. St
arting assistance andchargin gth e12 V
batt ery Re
quirement s:
R The vehicle issecur edwithth eelectr icpar k‐
ing brak e.
R Automatic trans mis sion :The trans missi on
is in po sitio n005D.
R The igniti onand allel ectr icalcons umersar e
sw itchedof f.
R The hoodis op en. Br
ea kdo wnassist anc e36
7

0007
Foldcover1 upinthedir ect ion ofthe
ar row . 0007
Slide cover2 ofposi tiveclam p3 onthe
jum p-starting con nection point inthedir ec‐
tion ofthear row . 0007
Con nect posi tiveclam p3 onyour vehicle to
th epositiv epole ofthedonor batteryusing
th ejum per cable/c harging cable. Always
begin withpositiv eclam p3 onyour ow n
ve hicle firs t. 0007
During star ting assistance :st ar tth e
engine ofthedonor vehicle andrunat idle
spe ed. 0007
Connect theneg ativepole ofthedonor bat‐
te ry and grou nd point 4 ofyour ow nve hicle
by usin gth ejum per cable/c harging cable.
Begin withth edonor batteryfirs t. 0007
During star ting assistance :st ar tth e
engine ofyour ow nve hicle. 0007
Dur ing thech argin gpr oc ess :st ar tth e
ch argin gpr oce ss. 0007
Dur ing star ting assistance :le tth eengines
ru nfo rse veralmin utes. 0007
Dur ing star ting assistance :bef oredis con‐
necting thejum per cable, switchon anelec‐
tr ical consumer inyour ow nve hicle, e.g.the
re ar wind owheat eror lighting.
When thest ar tin gassis tance/c harging proce ss
is com plet e: 0007
First,re mo vethejum per cable/c harging
cable from ground point 4and negative
pole ofthedonor battery, then from positiv e
clam p3 and positiv epole ofthedonor bat‐ 368
Breakdo wnassis tance

te
ry.Begi nea ch tim ewi th thecon tacts on
yo ur ow nve hicle firs t. 0007
Afterre mo ving thejum per cable/c harging
cable, closecover2 ofposi tiveclam p3. 0007
Closecover1.
Fu rther information canbeobt ained ataqu ali‐
fi ed specialis two rkshop. Re
plac ingthe 12Vbatt ery 0007
Obs erve theno teson the12 Vbatt ery
(0013 page36 4).
Mer cedes-Benz recomme ndsthat youha ve the
12 Vbatt eryre placed ataqu alif ied spec ialist
wo rkshop, e.g.atan aut hor ized Mercedes-Benz
Cent er.
Obser vethefo llo wing notesif yo uwa ntto
re place thebatt eryyo urself :
R Alw aysre place afa ulty battery wit habatt ery
whic hmee tsthespecif icvehicle requ ire‐
men ts. The
vehicle iseq uipped withan AGMtech nol ‐
ogy batter y(A bso rbentGlas sMa t)or alith ‐
ium-io nbatt ery. Fu llve hicle functionality is
onl yguar anteed withan AGMbatt eryor lith‐
ium-ion battery. Fo rsaf etyre ason s,
Mer cedes-Ben zre comme ndsthat youon ly
use batteries whic hha ve been tested and
appr oved foryo ur vehicle byMer cedes-Ben z.
R Carryover detac hable parts,suc has vent
hos es,elbo wfitting orterm inal covers from
th ebatt erybeing replaced.
R Mak esur eth at theve nt hos eis alwa ys con‐
nect edtotheor iginal opening ontheside of
th ebatt ery.
Ins tallan yex istin gor supplied cellcaps.
Ot her wise, gases orbatt eryacid could
escape.
R Mak esur eth at detach able partsarere con‐
nect edinthesame way. To
w star ting ortowing away Pe
rm itted towing methods Mer
cede s-Ben zre comme ndstransp orting your
ve hicle inthecase ofabr eakdo wn,rath er than
to wing itaw ay.
Fo rto wing, useato w rope ortow bar withbo th
axle son thegr ound. Donotuse tow bar sys‐
te ms.
000E NO
TEDama getotheve hicle duetotow‐
ing away inc orrectl y 0007
Obs erve theins truction sand noteson
to wing away. Br
ea kdo wnassista nce 36
9

Pe
rm itted towing methods Ve
hicl eeq uipment/ towing
me thod Bo
th axle son thegr ound Fr
ont axle raised Re
ar axle raised
Ve hicles withaut omatic transmis‐
sion Ye
s,maximum 31mile s(50 km) at
31 mp h(50 km/h) No
Yes,ifth esteer ing wheel isfixe din
th ecent erposition withast eer ing
wheel lock.
4MA TICvehicles Yes,maximum 31mile s(50 km) at
31 mp h(50 km/h) No
NoTo
wing withara ised axle: towing should be
per form ed byato wing company. To
wing theve hicl ewith both axle son the
gr ound 0007
Obser vetheno teson theper mitt edtowing
me thods (0013 page369). 0007
Mak esur eth at thebatt eryis con nect edand
ch arge d. Obser
vethefo llo wing pointswhen thebatt eryis
disc harged:
R The engin ecann otbe star ted
R The electr icpar king brak ecann otbe
re leased orapplied
R Vehicl eswith automatic transmiss ion:
The automatic transmiss ioncanno tbe shif‐
te dto position 005Cor005D. 0009
Vehicl eswith automatic transmiss ion:If
th eaut omatic transmiss ioncann otbe shif‐
te dto position 005C,orthemultifunc tiondis‐
pla yin theins trument clusterdoes notsho w
an ything, have theve hicle transpor tedaw ay
( 0013 page37 2).A towing vehicle withlift‐
ing equipment isrequ ired forve hicle trans‐
por tatio n. 37
0
Brea kdo wnassista nce

000E
NO
TEDama gedue totowing away at
exc essiv elyhigh speeds orove rlong dis‐
ta nces The
drivet ra in could bedamag edwhen tow‐
ing atexc essiv elyhigh speeds orover long
dis tances. 0007
Atowing speed of30 mph(50 km/h)
mus tno tbe exc eeded. 0007
Atowing distan ceof30 miles(50 km)
mus tno tbe exc eeded. 000A
WARNIN GRisk ofacci dent whento wing
a ve hicle whichis toohea vy
If th eve hicle being tow- star tedor towe d
aw ay ishea vier than theper missible gross
mass ofyour vehicle, thefo llo wing situat ions
can occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nov ertur n. 0007
Ifano ther vehicle istow- star tedor
to we daw ay,its weight mustno texc eed th
eper missible gross mass ofyour ow n
ve hicle. If
ave hicle mustbe tow star tedor towe daw ay,
its per missib legross mass mustno texc eed the
per missible gross mass oftheto wing vehicle. 0007
Information ontheper missible gross mass of
th eve hicle canbefound ontheve hicle iden‐
tif ication plate(0013 page41 1). 0007
Vehicl eswith automatic transmiss ion:Do
no topen thedr iver's door orfront passeng er
door ,ot her wise theaut omatic transmiss ion
aut omaticall yshif tsto position 005D. 0007
Installing theto wing eye(0013 page37 3). 0007
Fasten theto w bar .
000E NO
TEDama gedue toinc orrect connec‐
tion 0007
Onlyconnect theto w rope ortow bar to
th eto wing eyes. 0007
Deact ivating theaut omatic locking mecha‐
nism (0013 page69). 0007
Donotactiv ateth eHOLD function. 0007
Deact ivat eAc tiveBr ak eAssi st
( 0013 page16 7). 0007
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C. 0007
Release theelectr icpar king brak e. 000A
WARNIN GRisk ofacci dent dueto limi‐
te dsaf ety-re lat ed func tionsdur ing the
to wing proce ss
Saf ety-re lat ed func tionsar elimit edorno lon‐
ge rav ailable inthefo llo wing situat ions:
R theignition isswitc hedoff.
R thebr ak esy stem orpowe rst eer ing sys‐
te m ismalfu nctioning.
R theener gysupply ortheon- boar delectr i‐
cal system ismalfunct ioning.
When your vehicle isthen towe daw ay,signif ‐
icant lymor eef fort ma ybe requ ired tosteer
and brak eth an isno rm allyre qu ired. 0007
Use ato w bar . Br
eakdo wnassis tance 37
1

0007
Mak esur eth at thesteer ing wheel can
mo vefreely ,bef oreto wing theve hicle
aw ay. 000E
NO
TEDama gedue toexcess ive tracti ve
po we r If
yo upull away shar ply, thetractiv epo we r
ma ybe toohigh andtheve hicles couldbe
damag ed. 0007
Pull away slo wlyand smoo thly. Lo
adi ng the vehicl efo rtr ans port 0007
Obser vetheno teson towing away
( 0013 page37 0). 0007
Connect theto w bar totheto wing eyein
or der toload theve hicle. 0007
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C.
0009 Ve
hicl eswith automatic transmiss ion:
The automatic transmiss ionmaybe locked in
posit ion005Dintheeve ntofdama getothe
electr icalsystem. Toshif tto 005C ,pr ov ide the
on-boar delectr icalsystem withpo we r
( 0013 page36 7). 0007
Load theve hicle ontoth etra nspor ter. 0007
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005D. 0007
Use theelectr icpar king brak eto secur eth e
ve hicle agains tro lling away. 0007
Onlysecur eth eve hicle bythewheels.
Ve hicl eswith ADSPL US (Adap tiveDam ping
Sy stem PLUS) 000A
WARNIN GRisk ofan acci dent when
tr ansp orting vehicles withAd aptive
Dam pingSy stem PLUS
The reduced damping forc es on theve hicle
being transpor tedcan cause theve hicle/
tr ailer combination tostar tto swing.
As are sult, when transpor tingvehicles with
th eAd aptiveDam pingSy stem PLUS, the ve
hicle/tr ailercombination mayst ar tto skid.
Conseq uently,yo uco uld lose contro lof your
ve hicle. 0007
When transpor ting,ensur eth at:
R The vehicle hasbeen loaded onto
th etranspor tercor rectl y
R The vehicle issecur edatall four
wheel swit hsuit able tensi oni ng
st ra ps
R The maximum permissible speedof
35 mph(6 0km/h) isno texc eeded
when transpor ting 000E
NO
TEDama getotheve hicle from secur‐
ing itincor rectl y 0007
Afterloa ding, theve hicle mustbe
secur edatall four wheel s.Ot her wise,
th eve hicle could bedamag ed. 0007
Aminimum distance of8in (20 cm) up
and 4in (10 cm) down mustbe kept to
th etranspor tplatf orm. 37
2
Brea kdo wnassista nce

0007
Secu retheve hicle onallfour wheel saf te r
loading .
4MA TICvehicl es/vehicl eswith automatic
tr ansmiss ion 0007
Mak esur eth at thefront and rear axle scom e
to rest on thesame transpor tatio nve hicle.
000E NO
TEDama getothedr ivet ra in due to
inc orrect pos itioning 0007
Donotpos ition theve hicle abovethe
connecti onpointofthetranspor tve hi‐
cle. To
wing eyesto rage location To
wing eye1 islocat edinthestow agespac e
unde rth etrunk floor . Ins
talling theto wing eye 0007
Press themar kon cover1 inwa rdsand
re mo ve. 0007
Screw intheto wing eyecloc kwiseasfaras it
wil lgo and tight en.
0009 Mak esur eth at cover1 eng ages inthe
bum perwhen youre mo vetheto wing eye. Br
eakdo wnassis tance 37
3

000E
NO
TEDama gedue toinc orrect useof
th eto wing eye When
ato wing eyeis used toreco vera ve hi‐
cle, theve hicle maybe damag edinthepr oc‐
ess. 0007
Onlyuse theto wing eyeto tow aw ay or
to w star tth eve hicle. To
w star ting theve hicl e(eme rgency engine
st ar t) Ve
hicl eswith automatic transmiss ion
000E NO
TEDama getotheaut omatic trans‐
mission duetotow star tin g The
automat ictransm issionma ybe damag ed
in thepr ocess oftow star tin gve hicles with
aut omatic transmission. 0007
Vehicles withaut omatic transmission
mus tno tbe tow star ted. 0007
Vehicles withaut omatic transmission must
no tbe tow- star ted. Electr
icalfuses No
teson electr icalfuses 000A
WARNIN GRisk ofacci dent andinjury
due tooverloaded lines
If yo uman ipulat eor bridg eafa ulty fuse orif
yo ure place itwit hafuse withahigher
am per age, theelectr icline could beove rloa‐
ded.
This could result inafire . 0007
Alw aysre place faulty fuseswit hspec i‐
fi ed newfuses containin gth ecor rect
am per age. 000E
NO
TEDama gedue toinc orrect fus es Electr
icalcom pone ntsorsystems maybe
damag edbyinc orrect fus es, ortheir func ‐
tion ality maybe signif icantlyim pair ed. 0007
Onlyuse fuses that have been approved
by Mer cedes-Ben zand whic hha ve the
cor rect fus era ting . Blo
wn fuse smu stbe replaced withfuses ofthe
same rating ,wh ich yo ucan recogni zeby the
colo rand fusera ting .The fuse rating sand fur‐
th er information tobe obser vedar elis tedin the
fuse assignment diagram.
Fu se assignment diagram: onthefuse boxin
th etrunk (0013 page37 6).
000E NO
TEDama geormalfunct ionscaused
by mois ture Mois
turema ycause damagetotheelectr ical
sy stem orcause itto malfu nction. 0007
When thefuse boxis open, makesur e
th at no mois turecan enterthefuse
bo x. 0007
When closing thefuse box,mak esur e
th at theseal ofthelid isposition edcor‐
re ctly onthefuse box. If
th ene wlyinser tedfuse alsoblows,ha ve the
cau setrace dand rectif ied at aqu alif ied spec ial‐
is two rkshop.
Ensur eth efo llo wing beforere placing afuse:
R The vehicle issecur edagains tro lling away 37
4
Brea kdo wnassista nce