2019 MERCEDES-BENZ C-CLASS CABRIOLET service

Digita
l–inthe vehicl eV ehicledocument walletD igital–onthe Interne tD igital–asanA pp
Fa mili arize yourself withthe con‐
te nts oftheO perator's Manual
dir ect lyvia thev ehicle's multi‐
media system (menu item "Vehi‐
cle"). Startw itht he quickg uide,
disco very our vehicle's highlights
or broaden your know ledg ewith
useful tips. Her
eyou can find com prehe n‐
si ve informatio nabout operating
yo ur vehicle andabout services
and warrant ies inprint ed form . Yo
uc an find theO perator's Man‐
ual ontheM ercedes- Benzhome‐
pag e. The
Mercedes- BenzGuides App
is available free- of-charge in
fa mili arApp stor es. É205
5846919^ËÍ
2055846919 Apple
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iOS AndroidTM Or
der no.P205 1414 13 Partno. 205 5846 919
Edi tionC2 019 C-Clas
sConvertib le Operat
or'sM anual
Me rcede s-BenzMe rcede s-Benz C-ClassConve rtible

Clim
atecontr ol......................................... 12 4
Ov ervie wof climat econt rolsy stems ..........1 24
Oper ating theclimat econ trol system ......... 124 Dr
ivin gand parking ................................. 128
Dr iving ............ ........................ ............ ........128
DY NA MIC SELE CTswitc h... .........................1 38
Au tomatic transmiss ion.............................. 140
Fu nctio nof the4MA TIC.............................. 144
Re fuel ing...... .............................................. 145
Pa rking .......................................................1 47
Dr iving and drivi ng safety systems .............1 56
Ve hicle towing instruct ions .........................2 11 Ins
trum ent Disp layand on-b oard
com puter............ .......................................212
Ins trument Displayove rview .......................2 12
Ov ervie wof thebutt ons onthesteer ing
wheel ..................... .....................................2 14
Oper ating theon- boar dcom puter............... 214
Se tting thedesign ....................................... 215
Se tting theadditional value rang e............... 216
Ov ervie wof displa yson themultifunc ‐
tion displa y... ..............................................2 16 Ad
jus ting theins trument lighting ................2 17
Menus andsubmenus ................................. 217
Hea d-up Display ............ .............................223 Vo
ice Contr olSy stem .............................. 225
No teson oper ating safety.......................... 225
Ope ratio n........... ................................. .......225
Usi ngtheVo ice Cont rolSy stem effec‐
tiv ely <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011>...227
Essenti alvoice com mand s.........................2 27 Multimedia
system .................................. 240
Ov ervie wand oper ation .................. ............ 240
Sy stem settings .............................. ............ 249
Fit &Hea lthy <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 260
Na vig ation .......................................... ........262
Te lephon e........................................ ...........2 88
Online andInterne tfunctions ..................... 310
Media ..........................................................3 15
Ra dio .......................................................... 328
Sound .........................................................3 35 Maint
enanceand care....... ......................33 7
ASS YSTPL US service interva ldispla y........ 337
En gine compartment .................................. 338
Cleanin gand care.......................................3 45 Br
eakdo wnassi stance ............................ 356
Emerg ency..................................................356
Flat tire....... ................................................ 358
Batt ery(v ehi cle) ....... .................................. 364
To w star tin gor towing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 369
Elec trica lfus es<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 374 Wheel
sand tires ...... ................................378
No teson noise orunusua lhandling char‐
act eristic s...................................................3 78
No teson regular lyinsp ecting wheels and
tir es ............................................................ 378
No teson sno wch ains ................................ 379
Ti re pressur e.............................................. 380
Loading theve hicle .....................................3 87
Ti re labeling ................................................ 391
Def inition ofterm sfo rtir es and loading ..... 397
Cha nging awhee l..... .................................. 399 Cont
ents 3

1
003D Switches thelef t-hand readin glam p
on /of f →
117
2 004A Switches theint erior lighting on/off →
117
3 0033 Switches interiorlighti ngcontr olon/of f →
117
4 003D Switches theright- hand readin glam p
on /of f →
117
5 Eyeg lasse scom partment →
102 6
Sun visors →
123
7 Service callbu tton (Me rcedes meconnect ) →
305
8 Inside rear vie wmir ror →
121
9 SOS emergency callsy stem (Mer cedes- Benz
emer gency callsy stem) →
305 At
aglanc e– Ov erhead control pane l15

eq
uipped withall featur esdesc ribed. Thisisalso
th ecase forsy stems andfunc tionsre leva nt to
saf ety. Ther efor e, theeq uipment onyour vehicle
ma ydif ferfr om that inthedescr iption sand illus‐
tra tion s.
The original purchase agreeme ntforyo ur vehicle
cont ains alis tof all ofthesy stems inyour vehi‐
cle.
Should youha ve anyqu estion scon cerning
eq uipment andoper ation, please consult an
aut hor ized Mercedes- BenzCenter.
The Oper ator's Manual andMaint enanc eBook let
ar eim por tant docum ents andshould be kept in
th eve hicle. Ser
vice andvehicl eoper ation Ve
hicl eoper ation outside theUS Aor Cana da When
youar eabr oad withyo ur vehicle, observe
th efo llo wing points:
R service point sor replacemen tpar tsma yno t
be available immediat ely. R
unle aded fuelmayno tbe available forve hi‐
cles withacat alytic converter .Leaded fuel
ma ycause damag eto thecat alytic converter .
R thefuel mayha ve an extreme lylow oct ane
num ber.Un suit able fuelcancause engine
damag e.
Some Mercedes-Benz modelsareav ailable in
Eur ope thro ugh ourEuropean DeliveryPr og ram.
Fo rmor einf ormation, pleaseconsult anauthor‐
ized Mercedes‑B enzservice center,or write to
one ofthefo llo wing address:
in theUS A:
Mer cede s-Benz USA,LLC
Eur opea nDeliv eryDepar tment
One Mercedes-Benz Drive
Sandy Springs, GA30328
in Canada:
Mer cedes-Benz Canada,Inc.
Eur opea nDeliv eryDepar tment
98 Vande rhoof Avenue
To ronto, Ont ario M4G 4C9 Mai
nten anc e Yo
ur cus tomer advisorconf irms theser vice in
th eser vice repor t. Ro
adside Assistan ce The
Mercedes -Benz Roadside Assis tance Pro‐
gr am offers tech nica lhel pin thecase ofa
br eakdo wn.Your calls totheto ll-f reeRo adside
As sis tance Hotline areans weredby our agents
24 hour sa da y,365 days aye ar.
1- 80 0-FO R-MER Cedes (1-800-367-63 72)(US A)
1-8 00-387-0 100(Canada)
Yo ucan find further information inthe
Mer cedes-Ben zRo adside Assis tance Progr am
br oc hu re (US A)orthe"R oadside Assistance"
secti oninthemaint enanc eand warrant yinf or‐
mat ionbook let(Canad a).Youwill find both in
th eve hicle document wallet. Chang
eof address orchang eof ow ner ship In
theeve ntofach ang eof addr ess, please send
us the"No tification ofaddr esschang e"inthe Gene
ralno tes 23

Ser
vice andGuarant eeboo kletor simpl ycal lth e
Mer cedes-Ben zCus tomer Assis tance Center
(US A)on theho tline number
1-8 00- FOR-MER Cedes (1-800-367-63 72)or Cus‐
to mer Service (Canada )on 1-800-38 7-0100. We
can then reac hyo uin atim elyfa shion, ifneces‐
sar y.
If yo usell your Mer cedes,pleas elea veall liter a‐
tur ein theve hicle sothat itis available tothe
ne xt ow ner .If yo uha ve pur chased aused vehi‐
cle, please sendusthe"No tice ofPur chase of
Used Car"intheSer vice andGuar anteebookle t
or sim plycall theMer cedes- BenzCustomer
Assis tance Center (US A)attheho tline number
1-8 00- FOR-MER Cedes (1-800-367-63 72)or Cus‐
to mer Service (Canada )at 1-800-38 7-0100. Oper
ating safety 000A
WARNIN GRisk ofacci dent dueto mal‐
functions orsystem failur es
If yo udo notha ve thepr escr ibed service/
maint enanc ewo rkor anyre qu ired repair s car
ried out, this could result inmalfunctions
or system failur es. 0007
Alw aysha ve thepr escr ibed service/
maint enanc ewo rkas wellan yre qu ired
re pair scar ried out ataqu alif ied spe‐
cialis two rkshop. 000A
WARNIN GRisk ofacci dent orinju rydue
to inc orrect mod ifica tions onelectr onic
com pone ntparts
Modif ication ofelectr oniccomponent s,their
sof twareor wir ing could impair their func tion
and/or thefunc tion ofother networke dcom‐
ponen tpar ts.Inpar ticular ,sy stems releva nt
to saf etyco uld also beaffect ed.
As are sult, these mayno long erfunc tion
pr oper lyand/ orjeopar dizeth eoper ating
saf etyof theve hicle. 0007
Neverta mp erwit hth ewir ing and elec‐
tr onic componen tpar tsor their soft‐
wa re. 0007
Yousho uld have all workon electr ical
and electr oniccomponent scar ried out
at aqu alif ied spec ialistwo rkshop. Obser
vethe"On-boar delectr onics"sect ionin
"T ec hnical data". 000A
WARNIN GRisk offire due toflammab le
mat erials onhotpar tsof theex haus t
sy stem
Flammable material suc has lea ves, grass or
twigs mayignit eif th ey come intocont act
wi th hotpar tsof theex haus tsy stem. 0007
When driving onunpavedro ads oroff-
ro ad, regular lych eckth eve hicle under‐
side. 0007
Remo vetrap pe dplants orother flam‐
mable material. 0007
Ifth er eis damag e,con sult aqu alif ied
spec ialistwo rkshop immediat ely. 24
Generalno tes

000E
NO
TEBatt erydi sc ha rging from using
de vice sconne cted tothediagnos tics
con nect ion Using
devices atthediagnos ticsconnect ion
dr ains thebatt ery. 0007
Chec kth ech arge leve lof thebatt ery. 0007
Ifth ech arge leve lis low, charge the
batt ery, e.g. bydriving acon sider able
dis tance. Co
nnecti ngequip ment tothediagnos ticscon‐
nect ioncan lead toemissions monitoring infor‐
mation beingrese t,forex am ple. This maylead
to theve hicle failing tomee tth ere qu iremen tsof
th ene xt emissions inspectionduring themain
inspect ion. Qualif
iedspecialis two rkshop
An author ized Mercedes-B enzCent erisaqu ali‐
fi ed specialis two rkshop. Ithas theneces sary
special skills,tools and qualif icat ionsto cor‐
re ctly carryout thewo rkrequ ired on your vehi‐ cle.
This particular lyapplies tosaf ety-re leva nt
wo rks.
Fo rth efo llo wing, alwaysha ve your vehicle
ch eckedat an aut hor ized Mercedes- BenzCen‐
te r:
R safety-re leva nt wo rks
R service andmaint enance work
R repair work
R modif ications aswellas installation sand
con versions
R workon electr oniccomponent s
Mer cedes‑B enzrecomme ndsaMercedes‑Be nz
ser vice center. Co
rrect use oftheve hicl e
If yo ure mo veanywa rning sticke rs,yo uor other s
could failto recogni zecer tain dang ers. Lea ve
wa rning sticke rs inposit ion.
Obser vethefo llo wing informatio nin par ticular
when drivin gyo ur vehicle:
R thesaf etyno tesin this manual R
tech nica lda ta forth eve hicle
R traf fic ru les and regulations
R laws and safetyst andar dsper tainin gto
mo torve hicles Pr
oblems withyour vehicl e
If yo usho uld exper ience apr oblem withyo ur
ve hicle, particular lyone that youbelie vema y
af fect its safeope ratio n,we urge youto cont act
an author ized Mercedes-B enzCent erimmedi‐
at ely tohave thepr oblem diagnosed andrecti‐
fi ed. Ifth epr oblem isno tre sol vedto your sat is‐
fa ction, plea se discu ssthepr oblem again with
an aut hor ized Mercedes- BenzCenteror,if nec‐
essar y,cont actusatone ofthefo llo wing
addr esses :
In theUS A:
Mer cede s-Benz USA,LLC
Cus tomer Assis tance Center
One Mercede s-BenzDrive
Sand ySpr ings,GA 30328
In Can ada: Ge
ner alno tes 27

Mer
cedes-Ben zCanada ,Inc.
Cus tomer Relation sDepar tment
98 Vande rhoof Avenue
To ronto, Ont ario M4G 4C9 Re
por ting safetydef ects
US Aonl y:
The follo wing text ispu blished asrequ ired of
manuf acturersunder Title 49, Code ofU.S. Fed‐
er al Re gulations, Part57 5pur sua nttothe
"N atio nalTraf fic and MotorVe hicle SafetyAc tof
19 66".
If yo ubelie vethat your vehicle hasadef ect
whic hcould cause acr ash orcould cause injury
or deat h,yousho uld imm ediat elyinf orm the
Na tional HighwayTraf fic Saf etyAd minis tration
(NHT SA)in addition tonotify ing Mer cedes-Be nz
US A,LLC.
If NHT SArecei vessimilar complaints, itma y
open aninve stigation ,and ifit finds that asaf ety
def ect exists inagr ou pof vehicles, itma yor der
a re cal land remedy campaign. However,NHT SA
canno tbeco meinvo lved inindividual problems be
tween you, your dealer ,or Mer cedes-Ben z
US A,LLC.
To cont actNHT SA,yo uma ycall theVe hicle
Saf etyHo tlin e to ll-f reeat 1-8 88-327-4 236
(TT Y:1-800-42 4-9153) (insi detheUS A); goto
http: //www .safercar .go v;or write to :Ad minis‐
tr at or ,NHT SA,400 SeventhSt reet,SW .,Wa sh‐
ingt on,DC20590, USA.
Fu rther information onvehicle safetycan be
fo und at:ht tp :/ /www .saf er car .gov Limit
edWa rranty
000E NO
TEDama getotheve hicle arising
fr om violation ofthese oper ating instruc‐
tion s. Damag
eto theve hicle canarise from viola‐
tion ofthese oper ating instruction s.
This damag eis no tco veredeit her bythe
Mer cedes-Ben zim plied warrant yor by the
Ne w‑ orUsed- Vehicle Warrant y. 0007
Followtheins truction sin these oper at‐
ing instruction son proper operation of yo
ur vehicle aswellas on possible vehi‐
cle damag e. QR
code forre scue card
The QRcode issecur edinthefuel filler flap and
on theopposit eside ontheB-pillar .In theeve nt
of an acci dent, rescue services canusetheQR
code toquickl yfind theappr opriatere scue card
fo ryo ur vehicle. Thecurrent rescue cardcon‐
ta ins themos tim por tant informa tionab ou tyo ur
ve hicle inacom pact form ,e.g. thero utin gof the
electr iclines.
Fu rther information canbeobt ained athttp: //
www .mercedes-benz .de/qr-code. Data
storage Electr
oniccontr olunit s Ele
ctro nic contr oluni tsareins talled inyour vehi‐
cle. Some ofthese areneces saryfo rth esaf e
oper ation ofyour vehicle, whilesome assistyo u
when drivin g(dr iver assis tance systems). In
addition, your vehicle prov ides comfort and 28
Generalno tes

ent
ertainm ent func tions,whic har ealso made
possible byelectr oniccontrol units.
Elect ronic contr oluni tscont ain da ta memor ies
whic hcan temp orarily orper manent lystor e
te ch nica linf orma tionab ou tth eve hicle's operat‐
ing stat e, com ponent loads, maintenance
re qu iremen tsand tech nica leve nts orma lfunc‐
tio ns.
In gener al,th is inf ormatio ndocum entsth est at e
of acom ponent part,amodul e,asy stem orthe
sur round ingssuc has:
R operatin gst atus ofsystem com ponen ts(e.g.
fi ll le ve ls, batt eryst atus ,tir epr essur e)
R status messagescon cerningth eve hicle or
its individua lcom ponent s(e.g. number of
wheel revo lution s/speed, longitudin alacc el‐
er ation ,lat eral acc eler ation ,displa yof fas‐
te ned seatbe lts)
R malfunctio nsorfaults inim por tant system
com ponen ts(e.g. lights, brak es)
R information oneve nts lead ing tovehicle
damag e R
system react ionsin spec ialdrivin gsit uatio ns
(e. g.airbag deployment,int erve ntio nof sta‐
bilit ycon trol systems)
R ambient conditions (e.g.temp eratur e,rain
sen sor)
In addition toprov iding theactual control unit
func tion,th is dat aassis tsthemanuf acturerin
de tecting andrectify ingmal functi onsand opti‐
mizi ngvehicle functions. Themajority ofthis
dat ais temp orar yand isonl ypr ocessed inthe
ve hicle itself. Onlya small portion ofthedat ais
st or ed intheeve ntor ma lfunctio nmem ory.
When your vehicle isser viced, tech nica lda ta
fr om theve hicle canberead out byser vice net‐
wo rkem ployees (e.g. workshops, manufactur‐
er s) or third par ties (e.g. breakdo wnservice s).
Ser vice sinc lude repair services, maintenanc e
pr ocesses ,wa rrant yclaim sand qualit yassur ‐
anc emeas ures, forex am ple. Theread out isper‐
fo rm ed via theleg ally prescr ibed portfo rth e
diagnos ticsconnection intheve hicle. The
re spectiv eser vice networklocations orthird
par ties collec t,pr oces sand usethedat a.The y
documen tte ch nica lst atus esoftheve hicle, assis
tin findi ng ma lfunctio nsand improv ing
qu alit yand aretrans mittedto themanuf acturer,
if neces sary.Fu rther mor e,themanuf actureris
subject toproduct liability .Fo rth is, themanu‐
fa ctur errequ ires tech nica lda ta from vehicles.
Fa ult mem ories intheve hicle canberese tby a
ser vice outle tas par tof repair ormaint enanc e
wo rk.
Dep endingontheselect edequipment, youcan
im por tdat aint oth eve hicle's comfortand info‐
ta inm ent func tionsyo urself .
This includes, forex am ple:
R mult imed iadat asuc has music ,fi lms orpho‐
to sfo rpla yba ckinan integr ated multim edia
sy stem
R addr essbook datafo ruse inconnection with
an integr ated hands-fr eesystem oran inte‐
gr ated navig ation system
R entered navig ation destinat ions
R dataabout theuse ofInt erne tser vices
This datacan besave dlocall yin theve hicle orit
is locat edon ade vice whichyo uha ve connect ed
to theve hicle (e.g.smar tphone, USBflash drive Gene
ralno tes 29