2019 MERCEDES-BENZ C-CLASS CABRIOLET lock

R
freq uent operation inmount ainouste rrain or
on poor road sur faces
R whe nth eengine isoftenleft idling forlong
per iods
R oper ation inpar ticula rly dus tycond ition s
and /orif air -rec ircula tion mod eis freq uen tly
used
In these orsimilar operating conditions ,ha ve the
int erior airfilt er ,engin eair clean er,engin eoil
and oilfilt er etc. chang edmor efreq uent ly.The
tir es mus tbe checkedmor efreq uentl yif th e
ve hicle isoper ated under increased loads. Fur‐
th er information canbeobt ained ataqu alif ied
spec ialistwo rkshop. Batt
erydisconne ctionperiods The
ASSYSTPL US service interva ldisp lay
can onlycalculat eth eser vice dueda te when
th ebat tery isconnect ed. 0007
Notedown theser vice duedatedispla yedon
th eins trument displaybef orediscon necting
th ebatt ery(0013 page33 7). Engine
compartment Opening/closing
thehood 000A
WARNIN GRisk ofacci dent ifth eengine
hood isunlatc hedwhile driving
An unloc kedengin ehood mayopen upwhen
th eve hicle isin mo tion andblockyo ur vie w. 0007
Neverunla tchth eengine hoodwhile
dr iving. 0007
Beforeev erytrip, ensur eth at the
engine hoodislatc hed. 000A
WARNIN GRisk ofacci dent andinjury
when openingand closingtheengine
hood
When opening orclosing theengine hood,it
ma ysuddenl ydr op intoth eend position .
Ther eis arisk ofinjur yfo ran yone inthe
engine hood's rang eof mo vement. 0007
Onlyopen orclose theengine hood
when ther ear eno per sons inthe
engine hood's rang eof mo vement. 000A
WARNIN GDang erofburnswhen open‐
ing thehood
If yo uopen thehood when theengine has
ove rheat edordur ing afire intheengine
com partmen t,yo uco uld come intoco ntact
wit hho tga ses orother escaping operating
fl uids. 0007
Beforeopen ingthehood, allowthe
engine tocool down. 0007
Intheeve ntofafire intheengine com‐
par tmen t,ke ep thehood closed and
call thefire ser vice. 000A
WARNIN GRisk ofinju rydue tomo ving
par ts
Cer tain com pone ntsin theengine compart‐
ment maycon tinue tomo veorsuddenly
mo veagain evenaf te rth eignition hasbeen
switc hedoff,e.g. thecooler fan.
Ma kesur eof thefo llo wing beforeper form ing
ta sk sin theengine compartmen t: 0007
Swi tchth eignition off. 338
Maintenanc eand care

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

Re
mo ving and inst alli ng hub caps Re
quirement s:
R The vehicle isprepar edfora whee lch ang e
(0013 page40 3).
Pla stic hub cap 0007
Toremo ve:tur nth ecent ercoverof thehub
cap count er-cloc kwise andremo vethehub
cap. 0007
Toins tall: makesur eth at thecent ercoverof
th ehub capistur ned count er-cloc kwise. 0007
Position thehub capand turnth ecent er
co vercloc kwise untilthehub capengages
ph ysicall yand audibly . Alum
inum hubcap 0007
Toremo ve:po sitio nsoc ket2 onhubcap
1.
0009 The socketcan befound inthetir e-c hang e
to ol kit. 0007
Position wheel wrenc h3 onsoc ket2. 0007
Usingwheelwr enc h3, turnhu bcap 1
cou nter-clo ckwise andremo veit. 0007
Toins tall: posit ionhub cap1and turnunt il
it is com pletely flush withth ewheel. 0007
Position socket2 onhubcap 1. 0007
Attach wheel wrenc h3 tosoc ket2 and
tig hten thehub capclockwise.
Specif iedtight ening torq ue: 18lb-f t
(25 Nm). Ra
ising theve hicl ewhe nch angi ngawhe el Re
quirement s:
R Ther ear eno per sons intheve hicle.
R The vehicle hasbeen prepar edfora whee l
ch ang e(0013 page40 3).
R The hub caps have been remo ved
( 0013 page404 ).
Im por tant noteson using thejac k:
R Use onlyth eve hicle-specif icjac kth at has
been tested and appr ovedby Mer cedes-Ben z
to raise theve hicle.
R The jackis onl ydesigned forra ising and
holdin gth eve hicle fora shor ttime whilea
whee lis being chang edand notfo rmaint e‐
nance workund ertheve hicle. 40
4
Wheels andtires

000A
WARNIN G‑Ri sk offire and injuryfrom
wind shieldwa sher concen trat e
Wi ndsh ield wa sher concen trat eis highl y
fl ammab le.Itcoul dign ite if it com esinto
con tact with hotengine component partsor
th eex haus tsy stem. 0007
Mak esur eth at no wind shieldwa sher
concen trat espills outnext to thefiller
open ing. 000E
NO
TEDama getotheex terior lighting
due touns uitable windshieldwa sher fluid Uns
uitable windshieldwa sher fluid maydam‐
ag eth eplas ticsur face oftheex terior light‐
ing. 0007
Onlyuse windshield washer fluid whic h
is also suitable foruse onplastic sur fa‐
ces, e.g.MBSumm erFitor MB Winter‐
Fit. 000E
NO
TEBlocked spr aynozzl escau sed by
mixing windshieldwa sher fluids 0007
Donotmix MBSum merFitand MBWin‐
te rFit withot her windshield washer flu‐
ids. Do
notuse distilled orde- ionizedwa teras thefill
le ve lsen sor maybe trigg ered erro neou sly.
Re comme ndedwindsh ield wa sher fluid:
R Abo vefreezing point:e.g. MBSummerFi t
R Belo wfreezing point:e.g. MBWinterFi t
Fo rth ecor rect mixi ngratio ,re ferto theinf orma‐
tion ontheantif reeze container .
Mix thewa sher fluid withth ewindshield washer
fl uid allyear round . Re
frig er ant No
teson refrig er ants
Obser vetheno teson oper ating fluids
(0013 page41 3). 000E
NO
TEDama gedue toinc orrect refrig er‐
ant If
anon-appr ovedre frig er ant isuse d,thecli‐
mat econ trol system maybe damag ed. 0007
Onlyuse there frig er ant R‑134a 000E
NO
TEDama getotheclimat econ trol
sy stem due toinc orrect refrig er ant com‐
pr essor oil 0007
Onlyuse refrig er ant com pressor oilthat
has been approvedby Mer cedes-Ben z. 0007
Donotmix theappr ovedre frig er ant
com pressor oilwithadif fere nt refrig er‐
ant com pressor oil. Wo
rkon theclimat econ trol system maybe car‐
ri ed out onlyby aqu alif ied spec ialistwo rkshop.
All appli cable regulations, aswellas SAEstand‐
ar dJ63 9,mus tbe adher edto.
The instruction labelontheclimat econ trol sys‐
te m forth ere frig er ant type andthere frig er ant
com pressor oilisloca tedon theinside ofthe
hood. 41
8
Tech nica lda ta

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
007A
0025
00E5 Inoperat iveSee Operator' s
Manual *
EBD ,ABS andESP®
aremalfunct ioning.
Ot her driving systems anddriving safetysy stems mayalso malfunct ion. 000A
WARNIN GRisk ofskid ding ifEBD, ABSandESP®
are malfuncti oning
If EBD, ABSandESP®
aremal functi oning,th ewheels canlockwhen braking andESP®
cann otcar ryout vehicle
st abiliz ation.
The steer ing capability andbraking charact eristic sar eth us severely im pa ired .Th ebr akin gdis tance inan eme r‐
ge ncy braki ng situa tioncan increase. Inadditio n,other driving safetysy stems areswitc hedoff. 0007
Drive on car efull y. 0007
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. 0007
Drive on car efully . 0007
Visit aqu alif ied spec ialistwo rkshop immediat ely.
0027
(US Aonl y)
004D *T
her eis insuf ficie ntbrak efluid inthebr ak efluid reser voir. 000A
WARNIN GRisk ofan acci dent dueto low brak efluid leve l
If th ebr ak efluid leve lis toolow, thebr aking effect and thebr aking charact eristic sma ybe impair ed. 0007
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.
Do notcontinu edr ivi ng und eranycir cums tances. Disp
lay mes sage sand warning/ indic ator lam ps 42
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0025
00E5 Currently Unavailable See
Operator' sManual *
ABS andESP®
arete mp orarily una vailable.
Ot her drivin gsy stems anddriving safetysy stems mayalso betemp orarily una vailable.
The brak esy stem continues tooper atenor mally .The braking distance inan eme rgency braki ng situa tioncan
incr ease. 000A
WARNIN GRisk ofskid ding ifABS andESP®
aremal functi oning
If ABS andESP®
aremal functi oning,th ewheels couldlockwhen braking andESP®
cann otcar ryout vehicle
st abiliz ation.
The steer ing capability andbraking charact eristic sar eth us severely im pa ired .Th ebr akin gdis tance inan eme r‐
ge ncy braki ng situa tioncan increase. Inadditio n,other driving safetysy stems areswitc hedoff. 0007
Drive on car efull y. 0007
Have ABS andESP®
ch eckedimmediat elyataqu alif ied spec ialistwo rkshop. 0007
Carefully drive on asuit able stre tchof road, mak ingsligh tst eer ing movements ataspeed above19 mp h
(30 km/ h). 0007
Ifth edispla ymessag edoes notdisappear ,con sult aqu alif ied spec ialistwo rkshop immediat ely.Dr ive car efully . Displa
ymessag esand warning/ indic ator lam ps 429