2021 MERCEDES-BENZ C-CLASS CABRIOLET ECO mode

#
Select Move Highlighte dStati on. #
Select amemo ryprese t.
Dele ting station s: #
Highl ightapr ese tentr yand navig ateto the
lef t. #
Selec tDelet eHighlig htedSt ation. #
Selec tYes. Ac
tiv atin g/deac tivatin gra dio text Multimedia
system:
4 Radio 5
Z Option s
5 Display RadioTextInformation #
Activate0073 ordeacti vate 0053 thefunc tion. Sat
ellit era dio In
fo rm ation onthesat ellit era dio
SIRI USXM®
sat ellite radio offers mor eth an 175
digit al-quality radio chann elsprov iding 100%
commer cial-free musi c,spor ts,news and enter‐
ta inm ent,fo rex am ple. SIRIUS XMsatellit era dio
em ploysaflee tof high-per form anc esat ellit esto br
oadcas tar ound thecloc kth ro ughout theUS A
and Canada. Thesatellit era dio progr am isavail‐
able fora mont hlyfe e. Inf ormation aboutthis
can beobt ained from aSir ius XM®
Ser vice Cen‐
te rand athttps://www .siriusxm.com (USA)or
https://www .siriusxm.ca (Canada ).
% Sirius ,XM and allrelat ed mar ksand logos
ar etrademar ksofSir ius XM Radio Inc.and
its subsidiar ies.Allother mar ks,ch ann el
nam esand logos areth epr oper tyof their
re spectiv eow ner s.All rights reser ved.
Sat ellit era dio restriction s
Sat ellit era dio mode maybe temp orarily una vail‐
able orinterru pte dfo ra va riet yof reason s.
Thes einc lude environ men talor topog raphical
con dition sbe yond thecon trol of Mer cedes- Benz
US A,LLC. Thus, operation atcer tain locat ions
ma yno tbe possible .
Re gis tering sat ellit era dio
Re quirement s:
R Satellit era dio equipment
R Regis tration withasat ellit era dio prov ider R
Ifre gis tration isno tincluded whenpurchas‐
ing thesy stem, your credit cardde tails will
be requ ired toact ivat eyo ur acc oun t.
Mult imed iasystem:
4 Radio 5
Þ Radio Source
5 SiriusXM Radio5
Z Option s #
Select ServiceInformation.
The service information screen appear s
sho wing thera dio IDand thecur rent sub‐
scr iptio nstatus . #
Establish ate lephon econ nection . #
Followtheser vice staf f's instruct ions.
The activatio npr oce ssma yta ke up toten
minut es.
% Youcan also have thesat ellit eser vice acti‐
va tedonline. Todo so, please visithttps:/ /
www .siriusxm. com(USA)orhtt ps:/ /
www .siriusxm. ca(Canada).
Switc hingonsat ellit era dio
Mu ltimed iasystem:
4 Radio 5
Þ Radio Source #
Select SiriusXM Radio. Multimedia
system 309

R
Mark AllEnt ries
R Unmark AllEnt ries
R Delete ThisEntry
R Delete AllEnt ries #
Select anoption. #
Activate Artist &Song Alerts 0073.
The alertis setfo rth ecur rent artis tor trac k.
If amatc his found ,a pr om ptappear sask ing
whe ther youwish tochang eto thest atio n.
Se tting aspor taler t #
Select Add New Alert.
or #
Select Man ageSports Ale rts. #
Select Select New Alerts.
or #
Select EditAle rts. #
Select ate am from aleague. #
Activate Spo rts Ale rts 0073. Inf
orma tion onSm artFa vo rite sand Tune
St art
St atio nsinthest atio npr ese tscan beadded as
Sm artFa vorite s. Smar tFa vorite sst atio nsare
aut omat icallysa ve dto temp orar yst or ag ein the
bac kground .If yo uch ang eto aSm artFa vorite s
st atio n,youcan repla y,pause oractiv elyskip
fo rw ardor bac kto broadcas tswhic hyo uha ve
missed .If Tu ne Startis act ivat ed and youch ang e
to ano ther Smar tFa vorite sst atio n,themusic
tra ck cur rentl ypl ay ing onthest atio nis aut omat ‐
icall yre star tedfrom thebeginnin gof thetra ck.
Ad ding ach anne lto Smar tFa vo rite s
Multimedia system:
4 Radio 5
Þ Radio Source
5 SiriusXM Radio #
Select theactiv efreq uency band. #
Highlight anent ry. #
Select ¥. #
Select Add Highlighte dCh anne lto Smar t
Favo rites. Ac
tiv atin g/deac tivatin gTu neS tart
Multimedia system:
4 Radio 5
Z Option s5
TuneSt art #
Activate0073 ordeacti vate 0053 thefunc tion.
Contr olling playbac k
Multimedia system:
4 Radio 5
Y Playback Control
Yo ucan pause thepla ybac kof thecur rent sta‐
tio nor skip forw ardor bac kwardin thetimelin e.
This leavesliv emode toacc ess theint ernal tem‐
por aryst or ag e. #
Tofast forw ard/r ewind: turnth econ troller
count er-cloc kwise orcloc kwise/swipe leftor
ri ght ontheto uc hpad. #
Tojum pto thepr ev ious/ne xtsong: press
th econ troller leftor right/swipe leftor right
on theto uc hpad. #
Topause playbac k:sel ect 00CF. #
Toretur nto livemod e:navig ateto theend
of thetimeline. 31
2
Multimedia system

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)
(/ page335).
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 (/ page336).
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(/ page283).
R Allvehicl es:chang eth ewheel
(/ page37 8).
% The emerg encysparewheel isonl yav ailable
in cer tain coun tries. No
teson MOExt ended tires (run-fl attires) &
WARNIN GRisk ofacci dent whendr ivi ng
in limp -hom emod e
Whe ndr ivi ng ineme rgency modeth ehan‐
dling charact eristic sar eim pair ed. #
Donotexc eed thespecif iedmaximum
speed oftheMOEx tende dtir es. #
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 Contin uousESP®
int erve ntio n
R Crac ks inthetir eside walls #
Afterdr iving inemerg encymode, have
th erims checkedby aqu alif ied spec ial‐ is
two rkshop withre ga rd totheir further
use. #
The defective tir emus tbe replaced in
eve rycase . Wi
th MOExt ended tires (run-f lattires), youcan
co ntinue todrive yo ur vehicle evenif th er eis a
tot alloss ofpressur ein on eor mor etir es. How‐
eve r,th etir eaf fect ed mus tno tsho wan ycle arly
vis ible da mag e.
Yo ucan recogni zeMOExt endedtir es by the
MOExt ended marking whichappea rson theside
wa llof thetir e.
Ve hicl eswith tirepr ess urelos swa rning sys‐
te m: MOExt endedtires ma yonly beused incon‐
junc tionwi th an act ivat ed tirepr essur eloss
wa rning system.
Ve hicl eswith tirepr ess uremonit oring sys‐
te m: MOExt endedtires ma yonly beused incon‐
junc tionwi th an act ivat ed tirepr essur emon itor‐
ing system. Br
eakdo wnassis tance 33
5

Ne
verexc eed maximum tirepr essur e1 speci‐
fi ed forth etir e. Alw aysobser vethere comme n‐
ded tirepr ess urefo ryo ur vehicle when adjusting
th etir epr essur e(/ page35 7). Inf
ormat ionontirech aract eristics %
The datasho wnintheimag eis exam ple
dat a.
This informat iondesc ribes thetype oftirecor d
and thenumber oflaye rs inside wall1 and
under tiretread 2. Ti
re size designation, load-bearingcapacity ,
speed ratin gand load inde x &
WARNIN GRisk ofinju rythro ugh exceed‐
ing thespecif iedtireload-bear ingcapa‐
city ortheper missible speedrating
Ex cee ding thespecif iedtireload rating or
th eper missible speedrating mayle ad totire
da ma geand tothetir es bur sting. #
Ther efor e, onl yuse tiretypes andsizes
appr ovedfo ryo ur vehicle model. #
Obser vethetir eload rating andspee d
ra ting requ ired foryo ur vehicle. 1
Firstletter(s)
2 Nomin altirewidt hin millime ters
3 Aspe ctratio in%
4 Tire code
5 Rim diame ter
6 Load-be aring inde x
7 Speed rating
8 Loadind ex
% The datasho wnintheillus tration isexam ple
dat a.
In fo rm atio nabout readin gtir edat acan be
obt aine dfrom anyqu alif ied spec ialistwo rkshop. Wheels
andtires 369

Cha
nging awheel No
teson selecting, installing andreplac ing
tir es *
NO
TEMercede s-AMG vehicles #
Obser vetheno tesin theSupplement .
Yo uco uld other wise failto recogni ze
da ngers. &
WARNIN GRisk ofacci dent dueto inc or‐
re ct dimensi onsofwhe elsand tires
If whe elsand tires ofthewr ong size are
ins talled, thewheel brak es orwheel suspen‐
sion componen tsma ybe damag ed. #
Alw aysre place wheels andtires wit h
th ose that fulf illthespecif ication sof
th eor iginal part.
When replacing wheels, makesur eto fit th e
cor rect:
R Desi gnati on
R Mod el Whe
nre placing tires, mak esur eto ins tallth e
cor rect:
R Desi gnati on
R Manuf actu rer
R Model &
WARNIN GRisk ofinju rythro ugh exceed‐
ing thespecif iedtireload-bear ingcapa‐
city ortheper missible speedrating
Ex cee ding thespecif iedtireload rating or
th eper missible speedrating mayle ad totire
da ma geand tothetir es bur sting. #
Ther efor e, onl yuse tiretypes andsizes
appr ovedfo ryo ur vehicle model. #
Obser vethetir eload rating andspee d
ra ting requ ired foryo ur vehicle. *
NO
TEVehicle andtiredamag eth ro ugh
tir etyp esand sizes that have notbe en
ap prove d Fo
rsaf etyre ason s,on lyuse tires, wheel s
and accessories whic hha ve been speciall y
appr ovedby Mer cedes-Ben zfo ryo ur vehicle.
These tires arespecially adaptedto thecon ‐
tr ol systems, suchas ABS ,ES P®
and
4MA TIC,andmarkedas follo ws :
R MO =Mer cedes-Ben zOr iginal
R MOE =Mer cedes-Ben zOr iginal Extended
(r un-f lattireonl yfo rcer tain wheels)
R MO1 =Mer cedes -Benz Original (onlycer ‐
ta in AMG tires)
Cer tain charact eristic s,suc has han dling,
ve hicle noise emissions, consumption, etc.
ma yot her wise beadv ersely affect ed. Fur‐
th er mor e,other tiresizes could result inthe
tir es rubbing agains tth ebody andaxle com‐
ponen tswhen loaded. Thiscould result in
damag eto thetir eor theve hicle. 37
4
Wheels andtires

Ta
nk cont entand reser vefuel
Capacity Model
Total cap acity
Al lmo dels 17.4 gal(66. 0liter s) Model
ofwhic hre ser ve
fuel
All model s1 .8gal(7 .0 liter s) Engine
oil No
teson engine oil
Obser vetheno teson oper ating fluids
(/ page38 9). *
NO
TEEngi nedama gecau sed byan
inc orrect oil filt er ,inc orrect oil oraddi‐
tiv es #
Donotus eengi neoilsor oil filt er sot her
th an those whic hmee tth especif ica‐
tion sneces saryfo rth epr escr ibed
ser vice interva ls. #
Donotalt er theengine oiloroil filt er in
or der toachie velong erchang eint erva ls
th an presc ribed. #
Donotuse additiv es. #
Have theengine oilchang edafte rth e
pr escr ibed interva ls. Mer
cedes -Benz recomme ndsthat youha ve the
oil chang ecar ried out ataqu alif ied spec ialist
wo rkshop.
Quality andcapacity ofengine oil
MB-F reigabe orMB- Appr oval Gasol
ineeng inesE ngineoilspecif ica‐
tions
All models 229.51,229 .52,
229 .61
229 .71* *
Re comme ndedforlo we stpossible fuelcon‐
sum ption (lowe stSA Evis cos ityclassineach
case ;obs erve possible restrictions ofthe
appr ovedSA Evis cos ityclasse s).
To achie vethelowe stpossible fuelconsum ption,
it is recomme ndedtouse theengine oilspecif i‐
cation smar kedin theta ble forth elowe stSA E
viscosi tyclass .Po ssible restrictions ofthe
appr ovedSA Evis cos ityclasse smu stbe
obser ved.
The follo wing values referto an oilchang e,
inc ludin gth eoil filt er . 392
Tech nica lda ta

Re
plac eme ntamoun t Mode
lR eplacement
am ount
C 300 7.0 US qt(6.6 liter s)
C 300 4MATIC 6.3USqt(6.0 liter s) No
teson brak efluid Obser
vetheno teson oper ating fluids
(/ page38 9). &
WARNIN GRisk ofan acci dent dueto
va por pockets form ing inthebr ak esy s‐
te m
The brak efluid constantly absor bsmoi stur e
fr om theair .This lowe rstheboiling pointof
th ebr ak efluid. Ifth eboiling pointistoolow,
va por pockets ma yfo rm inthebr ak esy stem
when thebr ak es areapplied hard.
This causes thebr aking effect to be
im pair ed. #
Have thebr ak efluid rene we dat the
specif iedinterva ls. Ha
ve thebr ak efluid regular lyreplaced ata
qu alif ied spec ialistwo rkshop.
Onl yuse abr ak efluid appr ovedby Mer cedes-
Benz accor dingtoMB-F reigabe orMB- Appr oval
33 1.0. Co
olan t No
teson coolant
Obser vetheno teson oper ating fluids
(/ page38 9). &
WARNIN G‑Ri sk offire and injuryfrom
ant ifreez e
If ant ifreez ecom esintocon tact with hot
com ponent partsintheengine compart‐
ment ,it ma yignit e. #
Allo wtheengine tocool down before
ad ding anti freeze . #
Makesur eth at no ant ifreez espills out
ne xt to thefiller open ing. #
Thor oughl yclean offan yant ifreeze
fr om com pone ntpar tsbef orest ar tin g
th eve hicle. *
NO
TEDama gecau sed byinc orrect cool ‐
ant #
Onlyus ecool antthat has been pre‐
mix edwithth ere qu ired ant ifreeze pro‐
te ction.
Inf ormati ononcool antisavailable atthefo l‐
lo wing locations:
R IntheMer cedes- BenzSpecif ication sfo r
Oper ating Fluids 310.1
- Athttps: //bevo.mer cedes-b enz.com
- IntheMer cedes- BenzBeVoapp
R Ataqu alif ied spec ialistwo rkshop *
NO
TEOverhea ting athigh outsid ete m‐
per atur es If
an inapp ropr iat ecoolant isused, the
engine cooling system isno tsuf ficie ntlypr o‐ Te
ch nica lda ta 393

te
cted agains tov erheating andcorrosion at
high outside temp eratur es. #
Alw aysuse coolant approvedby
Mer cedes-Ben z. #
Obser vetheins truction sin the
Mer cedes-Ben zSpecif ications forOper‐
ating Fluids310.1. Ha
ve thecoolant regular lyreplaced ataqu alif ied
spec ialistwo rkshop.
Pr opor tionofantifr eezeconcen trat ein the
engine cooling system:
R Aminimum of50% (antifr eezeprotect ion
do wn toappr oximat ely-3 5°F (-37°C))
R Amaxim umof55% (antifreeze protect ion
do wn to-49°F (-45°C))
Co olant capacity Mode
lC apacity
All mode ls 9.5USqt(9.0 liter s) No
teson windshield washer fluid Obser
vetheno teson oper ating fluids
(/ page38 9). &
WARNIN G‑Ri sk offire and injuryfrom
wind shieldwa sher concen trat e
Wi ndsh ield wa sher concen trat eis highly
fl ammab le.Itcoul dign ite if it com esinto
con tact with hotengine component partsor
th eex haus tsy stem. #
Mak esur eth at no wind shieldwa sher
concen trat espills outnext to thefiller
open ing. *
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. #
Onlyuse windshield washer fluid whic h
is also suitable foruse onplastic sur fa‐
ces, e.g.MBSumm erFitor MB Winter‐
Fit. *
NO
TEBlocked spr aynozzl escau sed by
mixing windshieldwa sher fluids #
Donotmix MBSum merFitand MBWin‐
te rFit withot her windshield washer flu‐
ids. Do
notuse distilled orde- ionizedwa ter.Ot her‐
wise, 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 washer fluid withwind shieldwa sher fluid all
ye ar round . Re
frig er ant No
teson refrig er ant
Obser vetheno teson oper ating fluids
(/ page38 9). 39
4
Tech nica lda ta