2020 MERCEDES-BENZ C-CLASS CABRIOLET tires

Oper
ating thesun visor s... .......................... 125 Clim
atecontr ol......................................... 12 7
Ov ervie wof climat econt rolsy stems ..........1 27
Oper ating theclimat econ trol system ......... 127 Dr
ivin gand parking .................................. 131
Dr iving ............ .................................... ........131
DY NA MIC SELE CTswitc h... .........................1 43
Au tomatic transmiss ion.............................. 145
Fu nctio nof 4MA TIC<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ...........150
Re fuel ing...... .............................................. 150
Pa rking .......................................................1 52
Dr iving anddriving safetysy stems .............. 161
Ve hicle towing instruct ions .........................2 17 Ins
trum ent Disp layand on-b oard
com puter............ .......................................219
Ins trument Displayove rview .......................2 19
Ov ervie wof thebutt ons onthesteer ing
wheel ..................... .....................................2 20
Oper ating theon- boar dcom puter.............. 221
Se tting thedesign ...................................... 222 Se
tting thear ea foradd itional values .........2 23
Ov ervie wof disp lays on themultifunc ‐
tion displa y... .................................... ..........2 23
Ad jus ting theins trument lighting ................2 24
Menus andsubmenus ................................. 224
Head-up Display... ....................................... 231 Vo
ice Contr olSy stem .............................. 233
No teson oper ating safety.......................... 233
Ope ratio n........... ................................. .......234
Usi ngtheVo ice Cont rolSy stem effec‐
tiv ely <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011>...235
Essenti alvoice com mand s.........................2 36 Multimedi
asy stem .................................. 248
Ov ervie wand oper ation .................. ............ 248
Sy stem settings .............................. ............ 257
Fit &Healt hy<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 269
Na vig ation .......................................... .........271
Te lephon e........................................ ...........2 96
Online andInterne tfunctions ......................319
Media ......................................................... 325
Ra dio .......................................................... 337
Sound .........................................................3 44 Maint
enanc eand care..... ........................ 347
ASS YSTPL US service interva ldispla y.........3 47
Engi necompar tment............ ...................... 348
Cl ea ning andcare............ ...........................355 Br
eak down assista nc e............ ................366
Emerg ency............. .....................................366
Flat tire....... ................................................ 368
Batt ery(v ehi cle) ....... ................................... 374
To w star tin gor towing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 379
Ele ctrica lfu ses ............ ...............................384 Whe
elsand tires ............ ..........................388
No teson noise orunusua lhandling char‐
act eristic s...................................................3 88
No teson regular lyinsp ecting wheels and
tir es ............................................................ 388
No teson sno wch ains ................................ 389
Ti re pressur e.............................................. 390
Loading theve hicle .....................................3 97
Ti re labeling ................................................ 401
Def inition ofterm sfo rtir es and loading ..... 406
Cha nging awhee l..... .................................. 409
Emerg encysparewhee l..... ......................... 418 Con
tents 3

Genuin
eMer cede s-Benz parts
+ ENVIR
ONMENT ALNOTEEnvironme ntal
da ma gecau sed bynotus ing recy cle d
re condi tionedcom pone nts Dai
mle rAG offers recy cle dre condi tioned
com pone ntsand parts wit hth esame qualit y
as newpar ts.The same entitlemen tfr om the
Limit edWarrant yis valid asforne wpar ts. #
Use recy cle dre condi tionedcom po‐
nents andparts from Daimler AG. *
NO
TEImpairment oftheoper ating effi‐
cie ncy ofthere stra int systems from
ins talling accessor ypar tsor from repair s
or we lding Air
bags andEmerge ncy Tensi oni ng Device s,
as wellas con trol unit sand sensorsfo rth e
re stra int systems, maybe installed inthefo l‐
lo wing areas ofyour vehicle:
R Door s
R Door pillars R
Doo rsi lls
R Sea ts
R Cockpit
R Instrument cluster
R Cen terconsole
R Lateral roof frame #
Donotins tallacc essor ypar tssuc has
audio systems inthese areas. #
Donotcar ryout repair sor we lding. #
Have afte rm arke tins tallation ofacc es‐
sor ies carried out ataqu alif ied spec ial‐
is two rkshop. Yo
uco uld jeopar dizeth eoper ating safetyof your
ve hicle ifyo uuse parts,tir es and wheel sas well
as acc essor iesreleva nt tosaf etywhic hha ve not
be en approve dby Mer cedes-Ben z.Saf ety-re le‐
va nt systems, e.g.thebr ak esy stem, maymal‐
func tion.Onl yuse Mercedes- BenzGenuine Parts
or par tsof equal qualit y.Onl yuse tires, wheels
and accessor iesthat have been specif ically
appr ovedfo ryo ur vehicle model. Mer
cedes-Ben zGenuine Parts ar esubject to
st rict qualit ycon trol. Eac hpar thas been spe‐
ciall yde veloped, manufactured orselec tedfo r
Mer cedes-Ben zve hicles andfine-tu nedforth em.
Ther efor e, onl yMer cedes- BenzGenuine Parts
should beused.
Mor eth an 300,0 00 differe nt Mer cedes-B enz
Ge nui ne Parts ar eav ailable forMer cedes-Benz
model s.
All author ized Mercedes-B enzCent ersmaint ain
a supply ofMer cedes-B enzGenuine Parts fo r
nece ssaryser vice andrepair work.In addition,
st ra tegically locatedpar tsdeliv erycent erspr o‐
vide forqu ick and reliable partsser vice .
Alw aysspecify theve hicle identif ication number
(VIN) (/page422) when order ing Mer cedes-
Benz Genuine Parts. Oper
ator's Manual
This Oper ator's Manual describesallmodels and
all standar dand optio nal equipme ntavailable for
yo ur vehicle atthetime ofthis Opera tor's Man‐
ua lgoing topress. Countr y-specif icdif fere nces
ar epo ssi ble. No tethat your vehicle mayno tbe 22
Gener alno tes

#
Open aside windo wor thesof tto p. Br
eaking-in notes Mer
cede s-AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yfa ilto rec‐
ogni zedangers.
To preser vetheengine during thefirs t
1, 000 miles(1 ,500 km):
R Drive at varying road spee dsand engine
spee ds.
R Drive th eve hicle indrive pr ogr am A
or ;.
R Chang ege ar bef oreth eta ch ome terneedl eis
00C3 ofthewa yto there dar ea oftheta ch ome‐
te r.
R Donotshi ftdo wn age ar man uallyin order to
br ak e.
R Avoid overstrai ning theve hicle, e.g.driving at
full thro ttle .
R Vehicl eswith automatic transmiss ion:Do
no tdepr esstheaccelera torpeda lbe yond the
pr essur epoint (kickdo wn). R
Onlyincr ease theengine speedgradually and
accelera tetheve hicle tofull spee daf te r
1, 000 miles(1 ,500 km).
This also app lieswhe nth eengine orpar tsof the
dr ivet ra in have been replaced.
Please alsoobser vethefo llo wing breakin g-in
no tes:
R Incer tain drivin gand drivin gsaf etysy stems,
th esensor sadjus taut omaticall ywhile acer‐
ta in dis tance isbe ing driven afte rth eve hicle
has been delivered orafte rre pair s.Fu llsy s‐
te m effectiv enes sis no tre ac hed untilth e
end ofthis teac h-in proce ss.
R Brak epads ,br ak edisc sand tires that are
eit her newor have been replaced onlyac h‐
ie ve optimum braking effect and grip afte r
se veralhundr edkilom eter sof driving. Com‐
pensat efo rth ere duced braking effect by
appl ying grea terfo rc eto thebr ak epedal. No
teson optimiz edacceler ation If
all necess arypr ereq uisit esand activ ation con‐
ditions arefulf illed, thebes tpossible accelera‐
tion canbeachie vedfrom ast ands till.
Do notuse theop timiz edacceler ationonpublic
ro ads. Individ ualwheels couldspin andyou
cou ldlos econtr olof theve hicle. Thereis an
incr eased risk ofskidding and/oraccident.
Be sureto obser vethesaf etyno tesand informa‐
tion onESP ®
. Pulling
away wit hop timi zed accel eration &
WARNIN GRisk ofskid ding and having
an acci dent from whe elsspi nning
Whe nyo uuse optim izedacc eleration ,ind i‐
vidual wheelsco uld spin andyouco uld lose
co ntro lof theve hicle.
If ESP ®
is deactiv ated, ther eis arisk ofskid‐
ding andaccident. #
Mak esur eth at no per son sor obs tacles
ar ein theclose vicinityofyour vehicle. Dr
iving andparking 13
5

Re
quiremen ts:
R The vehicle hasbeen brok en in
(/ page13 5).
R Theve hicle andtires arein good condition.
R Youar eon ahigh -grip ro adw ay.
R The engine andtransmission areat nor mal
oper ating temp eratur e.
* NO
TEIncr eased weardue tooptimized
acceler ation When
pulling away wit hop tim ized acceler a‐
tio n,all com ponentsof thedr ivet ra in are
subje cted toave ry high load.
This canlead toinc reased component wear. #
Donotalw ayspull away wit hop tim ized
acc eleration. #
Engage the005B drive position (/page14 6). #
Movethesteer ing wheel tothest ra ight -
ahead position. #
Selec tth espor tiestav ailable drive pr ogram
B orC(/ page14 4). #
Dea ctivating ESP ®
(/ page 166). #
Dep ress and hold thebr ak epedal firm lywith
yo ur leftfo ot . #
With your right foot ,full ydepr esstheaccel‐
er ator pedal. #
Afterno mor eth an five seconds, take your
lef tfo ot quickl yof fth ebr ak e, but keep the
acc elerat orpedal depresse d.
The vehicle pullsaway atmax imum acceler a‐
tio n. #
Swit chon ESP ®
once theaccelera tionproce‐
dur eis com plete.
Endin gop tim ized acceler ation #
Remo veyour foot from theacceler ator pedal. #
React ivat eth eES P®
.
% Afteryo upull away wit hop tim ized accelera‐
tio n,com ponentsof thedr ivet ra in can
becom eve ry hot,whic hmeans that opti‐
miz edacc eleration values maybe reac hed
ag ain onlyafte ra fe w min utes. No
teson driving &
WARNIN GRisk ofacci dent dueto
object sin thedr iver's foot we ll
Obj ectsin thedr iver's foot we llma yim pede
pedal trav el or bloc kadepr essed pedal.
This jeopar dizestheoper ating androad
saf etyof theve hicle. #
Stow allobj ect sin theve hicle secur ely
so that they canno tget intoth edr iver's
fo ot we ll. #
Alw aysins tallth efloor mats securely
and asprescr ibed inorder toensur e
th at ther eis alw ayssuf ficie ntroom for
th epedals. #
Donotuse loose floor mats anddonot
place floor mats ontopof one another. 13
6
Driving and parking

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions #
Shif tth etra nsmiss iontoposition 005Bor005E.
If 005B isselect ed,thetransmission onlyshif tsto one gear;if 005E isselec ted, thetransmission shiftsto
re ve rsege ar. #
Have thetra nsmiss ioncheckedat aqu alif ied spec ialistwo rkshop immediat ely. Fu
nction of4MA TIC
4MA TICensur esthat all four wheel sar edr iven
when needed. Toget her withESP ®
and 4ETS,
4MA TICimprove sth etra ction ofyour vehicle
whene vera dr iven whee lspins duetoinsuf fi‐
cie nttracti on.
If yo ufa ilto adap tyo ur drivin gst yle, 4MA TICcan
neit her reduce therisk ofan accident norover‐
ri de thelaws ofphysics. 4MA TICcannotta ke
acc oun tof road, weather and traf fic condi tions.
4MA TICisonly anaid. Youar ere sponsible espe‐
cially formaint ainingasaf edis tance from the
ve hicle infront, forve hicle speed, forbr aking in
good timeandforst ay ing inlane.
% Inwint ryroad con dition s,themaximum
ef fect of 4MA TICcan beachie vedonl yif yo u use
wint ertires (M+ Stir es), withsn ow
ch ains ifnec essar y. Re
fueli ng Re
fueli ngtheve hicl e &
WARNIN GRisk offire or explosion from
fuel
Fu els arehighly flammab le. #
Fire,open flames ,smo kingand creat ion
of spar ksmus tbe avo ided. #
Swit choffth eignition and,ifav ailable,
th est atio naryheat er,bef oreand while
re fuel ingtheve hicle. &
WARNIN GRisk ofinju ryfrom fuels
Fu els arepoisonous andhazar dous toyour
healt h. #
Donotsw allo wfuel orletit co me into
co ntact withsk in, eyes orclo thing. #
Donotinhale fuelvapor . #
Keep childr enaway from fuel. #
Keep door sand windo wsclos edduring
th ere fuel ingprocess.
If yo uor other people comeintocont actwith
fuel, obser vethefo llo wing: #
Imm ediat elyrinse fuelof fyo ur skin wit h
soap andwater. 15
0
Driving and parking

Fu
rther displa yson themultifunc tiondispla y:
0097 Gear
shiftre comme ndation (/page 148)
ë ActivePa rking Assistact ivat ed
(/ page204)
é Parking AssistPA RK TRONI Cdeac tiva ted
( / pag e19 5)
00B2 Cr
uis econtr ol(/ page 172)
ç ActiveDis tance AssistDIS TRONI C
(/ page 174)
00D4 Ac
tiveBr ak eAssi st(/ pag e17 2)
è ActiveSt eer ing Assis t(/ page18 0)
00B0 Ac
tiveLa ne Keeping Assist(/ page21 5)
± ActiveLa ne Chang eAssi st(/ pag e18 2)
00D6 ECO
star t/ stop funct ion(/ page13 9)
00D9 HO
LD functio n(/ page 187)
00CE Ad
aptiveHig hbeam Assis t(/ page11 7)
Ve hicl eswith Traf fic Sign Assis t:De tected
ins tructi ons and traf fic sig ns (/ page 210). Ad
jus tingthe inst ru men tlighti ng #
Turn brightn esscontrol 1 upordown.
The lightin gof theIns trument Displayand in
th econ trol element sof theve hicle interior is
adjus ted. Menus
andsubmenu s Calling
upfunctions ontheser vice menu of
th eon-boa rdcom puter On-boar
dcom puter:
4 Service #
Toselect afunction: swipeupwards or
do wn wardson thelef t-hand Touc hCon trol. #
Press thelef t-hand Touc hCon trol.
Fu nctio nson theServ icemen u:
R Messag ememor y(/ page433)
R Tires:
- Restar tth etir epr essur eloss warning
sy stem (/ page396)
- Chec kth etir epr essur ewit hth etir epr es‐
sur emonit or(/ page39 4)
- Restar tth etir epr essur emonit or
(/ page395)
R ASSYST PLUS: calluptheser vice duedate
(/ page34 7)
R Vehicl eswith aWi des cree nCo ckpit :Co ol-
ant: coolanttemp eratur edispla y 22
4
Instrument Displayand on-boar dcom puter

Inf
orma tion onusin gapo we rwa sher &
WARNIN GRisk ofacci dent whenus ing
hig h-pr essurecle ani ng equipm entwith
ro und -spr ay nozzl es
The waterje tfr om aro und -spr ay nozzl e(d irt
gr ind er) maycau sedama getotires and sus‐
pe nsi on components that isno tvisi ble.
Com ponentsdamag edinthis wa yma yfa il
une xpec tedly. #
Donotus ehigh- press urecle ani ng
eq uipme ntwith round -spr ay nozzl esto
cle an your vehicle. #
Damag edtires orsuspension compo‐
nent smus tbe replaced immediat ely. To
avo iddamag eto your vehicle, observethefo l‐
lo wing when usingapo we rwa sher :
R keep theSmar tKey atleas t10 ft(3 m) away
fr om theve hicle. Other wise thetrunk lid
could openunintentionall y.
R maint ainadis tance ofat leas t11 .8 in
(30 cm) totheve hicle. R
vehicl eswith decorativ efo il: par tsof your
ve hicle areco veredwit hadecora tivefo il.
Maint ainadis tance ofat leas t27 .6 in
(70 cm) between thefo il-c ove redpar tsof the
ve hicle andthenoz zleofthepo we rwa sher .
Mo vethepo we rwa sher nozzlearound whilst
cleaning. Thewaterte mp eratur eof the
po we rwa sher mustno texc eed 140°F
(60 °C).
R obse rveth einf ormation onthecor rect dis‐
ta nce intheeq uipment manufacturer'soper‐
ating instruction s.
R donotpoint thenoz zleofthepo we rwa sher
dir ectl yat sensitiv epar tssuc has tires, the
sof tto p, thewind deflect ornet,slits, electr i‐
cal com ponen tpar ts,batt eries, light sources
and ventil ation slot s. Wa
shing theve hicl eby hand Obser
vetheleg alrequ iremen ts,e.g. inanumb er
of coun tries, washing byhand isonl yper mitt ed
in specially designatedwash bays. #
Use amild cleaning agent, e.g.carsham poo. #
Washtheve hicle withluk ewa rmwaterusi ng
a sof tcar spong e.When doingso,donot
ex pose theve hicle todirect sunlight . #
Carefully hosetheve hicle offwit hwa terand
dr yusi ng ach amois .Ta ke car eno tto point
th ewa terje tdir ectl yto wa rdsth eair inle t
gr ille belo wthehood. 356
Maintenanc eand care

Flat
tire No
teson flat tires &
WARNIN GRisk ofacci dent dueto aflat
tir e
A flat tirese verely affects thedr iving charac‐
te rist ics aswellas thesteer ing and braking
of theve hicle.
Ti re swith outrun-flat charact eristics : #
Donotdr ive on withaflat tire. #
Chan getheflat tireimm ediat elywit han
emer gency sparewheel orspar ewheel.
Alt ernat ivel y, consu ltaqu alif ied spe‐
cialis two rkshop.
Ti re swith run-flat charact eristics : #
Obse rveth einf ormation andwarning
no teson MOExt ended tires (run-f lat
tir es). In
theeve ntofaflat tire, thefo llo wing option s
ar eav ailable dependingon your vehicle's equip‐
ment :
R Vehicl eswith MOExt endedtir es: itis pos‐
sibl eto continu eth ejour neyfo ra shor t
per iod oftime. Makesur eyo uobse rveth e
no teson MOExt ended tires (run-f lattires)
(/ page368).
R Vehicl eswith aTIREF ITkit :yo ucan repair
th etir eso that itis poss ibletocontinu eth e
jou rney fora shor tper iod oftime. Todo this,
use theTIREFI Tkit (/ page369).
R Vehicl eswith Mercedes meconne ct:you
can makeacal lfo rbr eakdo wnassi stanc evia
th eov erhead control panel inthecase ofa
br eakdo wn(/ page31 3).
R Allvehicl es:chang eth ewheel
(/ page41 3).
% Theem erge ncy sparewheel isonl yav ailable
in cer tain coun tries. No
teson MOExt ended tires (run-fl attire) &
WARNIN GRisk ofacci dent whendr ivi ng
in eme rgency mode
When driving inemer gency mod e,thehan‐
dling charact eristic sar eim pair ed.e.g.when
cor ner ing,when accelerating stro ng lyand
when brakin g. #
Donotexc eed theper missible maxi‐
mum speed forMOExt ended tires. #
Avoid anyabr uptst eer ing and driving
maneuv ersas wellas drivin gove r
obs tacle s(cu rbs, pothol es, off-r oa d).
Thi sap plies, in pa rticular ,to aloaded
ve hicle. #
Stop driving intheemer gency mod eif
yo uno tic e:
R ban gingno ise
R vehicle vibration
R smok ewhic hsmells likeru bber
R con tinuous ESP®
int erve ntio n
R crac ks intireside walls 368
Breakdo wnassis tance