MERCEDES-BENZ C-CLASS CABRIOLET 2020 AMG Service Manual

Oper
ating fluids Fu
el Inf
orma tion onfuel grades forMe rcedes-
AMG vehicl es
Obser vetheinf ormation onoper ating fluids in
th eve hicle Operator's Manual.
* NO
TEDama gecau sed bythewr ong fuel Ev
en small amounts ofthewr ong fuelcould
re sult indamag eto thefuel system, the
engine andtheemission control system. #
Onlyre fuel withlow- sulfur unleade d
fuel.
This fuelmaycont ainupto10%ethanol by
vo lume. Your vehicle issuit able foruse with
E1 0fuel .
Ne verre fuel withone ofthefo llo wing fuels:
R Dies el
R Gasoline withmor eth an 10%ethanol by
vo lume, e.g.E15, E8 5,E100 R
Gasoline withmor eth an 3% methano lby
vo lume, e.g.M15,M30 ,M85 ,M1 00
R Gasoline withadditiv escon tainin gme tal
If yo uha ve acc iden tally re fuel edwithth e
wr ong fuel: #
Donotswit chtheignition on. #
Consult aqu alif ied spec ialistwo rkshop. If
th eav ailable fuelisno tsuf ficie ntly low in sul‐
fur ,th is can produce unpleasant odors.
Onl yre fuel using unle adedpr emiu mgrade gaso‐
line withat leas t91 AKI/95 RON.
As ate mp orarymeasur e,ifth ere comme nded
fue lis no tav ailable, youma yalso useunle aded
re gular gasoline whichhas atleas tth eoct ane
number specifiedintheinf ormation labelinthe
fuel filler flap (see theve hicle Operator's Man‐
ual) .
Ne verre fuel using gasoline withan eve nlowe r
RO N. *
NO
TEPrema ture wearthro ugh unleaded
re gular gasoline Un
leade dre gular gasoline cancause the
engine towe armor equ ickl yand impair lon‐
ge vity and perform anc e.
If unle aded premium grade gasoline is
una vailable andyouha ve torefuel using
unle adedre gular gasoline: #
Onlyfill th efuel tank tohalf fullwith
unleaded regular gasoline andfill up as
soon aspossible withunleaded pre‐
mium grade gasoline. #
Donotdr ive at themaximum design
speed. #
Avoid sudden accelerationandengine
speeds over3000 rpm. Fu
rther information onfuel isavailable atthefo l‐
lo wing locations:
R ataga sst atio n
R ataqu alif ied spec ialistwo rkshop
R USAonly: athttp: //www .mbusa.com Te
ch nica lda ta 39

Ta
nk cont entand fuel reser ve
Cap acity Mod
el Total cap acity
Al lmo dels 17.4 gal(66. 0liter s) Model
ofwhic hre ser ve
fuel
Mer cedes- AMGC43
4MA TIC 1.
8 ga l(7 .0 liter s)
All other models 2.6gal(1 0. 0liter s) Qua
lityand capa cityofengine oil MB
-Fre igabe orMB- Appr oval Gasol
ineeng inesE ngineoilspecif ica‐
tions
Mer cedes- AMGC43
4MA TIC 229.
5
229. 6*
All other models 229.5*
229. 51 *
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.
Mer cedes- AMGC63 and Mercedes- AMG
C 63 S:onl yuse engin eoils ofviscos ityclass
SA E0W -40 orSA E5W -40.
The follo wing values referto an oilchang e,
inc ludin gth eoil filt er .
Capa city Model
Capacity
Mer cedes -AMG C43
4MA TIC 6.9
USqt(6.5 liter s)
All other models 9.5USqt(9.0 liter s) Cool
antcapacity Capacity
Model
Capacity
Mer cedes- AMGC43
4MA TIC 11
.5 US qt
(1 0.9 lite rs)
All other models 11.7 US qt(11.1 liter s) Re
frig er ant filling capacity Fi
lling capacityforre frig er ant and PAGoil Model
Refrig er ant
Mer cedes- AMGC43
4MA TIC 22.2
±0.4 oz
(630 ±10 g)
All other models 21.5 ±0.4 oz
(6 10 ±10 g) Model
PAGoil
All model s2 .8±0.4 oz
(80 ±10 g) 40
Tech nica lda ta

Ve
hicl edata Ve
hicl edimens ions The
heightsspeci fied mayva ry as are sult ofthe
fo llo wing fact or s:
R Tire s
R Load
R Conditio nof thesuspension
R Option aleq uipment Height
whenopened Model
1 1
Height
when
opened
Mer cedes- AMGC43 4MA TIC 59.0in
(1 500 mm)
All other models 58.9in
(1 496 mm) Ve
hicl edimens ions Mer
cedes- AMG C43
4MA TIC
Ve hicle length1 84.8in
(469 3mm)
Ve hicle widthincluding out‐
side mirrors 79.3
in
(20 16mm)
Ve hicle height 55.3in
(1 405 mm)
Ve hicle height whenopening/
closing thero of 78
.9 in
(200 4mm) Te
ch nica lda ta 41

Mer
cede s-AMG C43
4MA TIC
Whee lbase 111.8in
(28 40mm)
Tu rning radius 39.7ft
(1 2.10 m) All
other models
Ve hicle length1 87.1 in
(4 75 1mm)
Ve hicle widthincluding out‐
side mirrors 79.3
in
(20 16mm)
Ve hicle height 55.3in
(1 404 mm)
Ve hicle height whenopening/
closing thero of 78
.7 in
(200 0mm)
Whe elba se 111.8in
(28 40mm)
Tu rning radius 38.7ft
(1 1. 80 m) We
ight sand loads Please
observethefo llo wing notesfo rth especi‐
fi ed vehicle data:
R items ofoptional equipment increase the
curb weight andreduce thepa yload. Maximu
mdesign speeds The
follo wing values onlyapply tovehicles with
th eAMG Driver's Packag e.
Ma xim um desi gnspee ds Mer
cedes -AMG C63 S
1s tge ar 33mph(5 3km/h)
2nd gear 55mph(8 8km/h)
3r dge ar 79mph(127 km/h)
4t hge ar 109mp h(175 km/h)
5t hge ar 147mp h(236 km/h)
6t hge ar 174mp h(2 80 km/h)
7t hge ar 174mp h(2 80 km/h) Mer
cedes- AMG C63 S
8t hge ar 174mp h(2 80 km/h)
9t hge ar 174mp h(2 80 km/h) 42
Tech nica lda ta

Disp
laymes sages Dr
ivin gsy stems Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
RACE START NotPossible
See Operator' sManual *P
ossible causesare:
R The activ ation condit ionsareno tme t(/ page22).
RACE START Canceled *P
ossible causesare:
R Youre leased theacceler ator pedal during RACE STAR T.
R Youdepr essedthebr ak epedal during RACE STAR T.
Yo ucan try RA CE STAR Tag ain at thene xt star t.
ä
Malfun ction Drive atMax .
50 mph *T
heAMG adaptivespor tsuspension system ismalfunct ioning.Thevehicle's handling charact eristic sma ybe affec‐
te d. #
Donotdr ive at speeds great erthan 50 mph(80 km/h). #
Consult aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 43

Ve
hicl e Dis
playmessag es
Possible causes/conseq uencesand0050 0050
Solutions
Elect ronic RearAxleDiffer -
ent ialLock Inoperat ive *T
heelectr onicrear axle lockin gdif fere ntia lis ino perativ e. #
Consu ltaqu alif ied spec ialistwo rkshop.
Electron icRear AxleDiffer-
ential LockCurrently
Unavaila ble *T
hemo torof theelectr onicrear axle lockin gdif fere ntia lis ove rheating. #
Letth eelectr onicrear axle lockin gdif fere ntia lcool down bydriving defensiv ely.
Õ
Tract ionCont rolInoper a-
tive See Operator 'sManual *T
hetraction controlis malfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop. 44
Display messa gesand warning/ indic ator lam ps

Wa
rning and indicat orlam ps Saf
etysy stems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
Æ ESP ®
SPOR Twa rning lam p ES
P®
SPO RTisact ivat ed while theengine isrunning .
* Whe nESP ®
SPOR Tis acti vated, ES P®
will stabiliz eth eve hicle onlyto alimit edextent. &
WARNIN GRisk ofskid ding ifESP ®
SPOR Tis us ed incor rectl y
Whe nyo uact ivat eES P®
SP OR T,ther eis an incr eased risk ofskidding andhaving anaccident. #
ActivateESP ®
SPO RTonlyin thecir cums tances descr ibed below. #
Obser vetheno teson activ ating ESP®
SPOR T(/page18 ).
00BB
ES P®
OFF warning lam p The
yello wES P®
OFF warning lam pis lit while theengine isrunning .
* ESP ®
is de acti vated. &
WARNIN GRisk ofskid ding whe ndr ivi ng with ESP ®
de acti vated
If ESP ®
is deactiv ated, ESP ®
canno tcar ryout vehicle stabiliz ation.The availabilit yof fur ther driving safetysy s‐
te ms isals olimi ted. #
Drive on car efull y. #
Onlydeactiv ateESP ®
foras long asthesituation requ ires. Disp
lay mess ages and warning/ indic ator lam ps 45

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
If ESP ®
cann otbe activ ated, ESP®
is malfunc tioning. #
Have ESP ®
ch eckedimmediat elyat aqu alif ied spec ialistwo rkshop. #
Obser vetheno teson deactiv atingESP®
(/ page18 ). Dr
iving systems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ä Suspension warning lam p The
yello wAMG adaptivespor tsuspen sionsystem warning lam pis lit.
*T her eis amalfunction intheAMG adaptivespor tsuspension system. #
Notethemessag eson themultifunc tiondispla y. 46
Displa ymessag esand warning/ indic ator lam ps

A
Ac celer ation
see Kickdo wn
AMG Men u(on -boardcom puter) .................... 25
St eer ing wheel control element ...... .......2 4
St eer ing-wheel buttons .......................... 24
AMG adaptiv espo rtsuspension sys‐
te m ........... ..................................................23
Sel ecti ngthesuspension setting ........... 23
Suspension ............................................ 23
AMG ceramic high-p erform ance com‐
posi tebrak esy stem .................................. 14
AMG Perfor ma nce adjust able exhaus t
sy stem ........................................................ 14
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 13
Oper ating ......... ...................................... 14
AMG perform ance seat
Se tting ...................................................11
AMG Perfor ma nce steer ing wheel ...........2 4
AMG TRAC KPA CE
Conf iguring ............................................ 34
Drag Race <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>32Ge
ner alinf ormati on<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> ...31
Te leme try displa y............................ ...... 33
Tr ac kRa ce <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>31
Au thorized Mercedes- BenzCenter
see Qualif iedspec ialistwo rkshop
Au thorized workshop
see Qualif iedspecialis two rkshop
Au tomatic engine star t(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .........13
Au tomatic engine sto p(E CO star t/
sto pfunc tion) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> .........13
Au tomatic trans mis sion
Dr ive pr ogr ams............ ....................14,15
DY NA MIC SELE CTswitc h................. 14,15
Kic kdo wn ...............................................17
Manual gearshif ting...............................1 6
Oil temp eratur e(on- boar dcom puter,
Pe rfor mance menu) ...............................2 6
St eer ing wheel paddle shifters .............. 16 B
Boo stpres sur e(o n-bo ardco mp uter,
Pe rfor ma nce menu ).................................. 26 Br
ak es
AMG ceramic high-perform anc e
com posit ebr ak esy stem ........................ 14
Ne w/r epla ced brak epad s/brake
discs ...................................................... 12
No teson breaking-in ane wvehicle .......1 2 C
Cha nging awheel
Ra ising theve hicle ................................ 38
Changing gears ....... ................................... 16
Manually ................................................ 16
Choc k.........................................................3 7
St or ag elocation .................................... 37
Choc k
see Choc k
Clim atecontr ol
Fillin gcapac ityforPA Goil .....................4 0
Re frig er ant filling capac ity.....................4 0
Coc kpit .........................................................4
Ov ervie w .................................................4
Comf ortmod e
see AMGadap tivespor tsuspe nsion system Inde
x 47

Com
puter
see On-boar dcom puter
Cool ant(engi ne)
Filling capacity ......... ............................. 40 D
Dashboar d
see Cockpit
Deale rship
see Qualified speci alist wo rkshop
Displa ymessag es
ä Malfunction Drive at Max. 50
mp h.......................................................4 3
Õ Tract ion Con trol Inoperativ e
See Operat or'sMan ual.......................... 44
Ele ctroni cRe ar AxleDif fere ntia lLoc k
Cu rrent lyUn available ............................ 44
Ele ctroni cRe ar AxleDif fere ntia lLoc k
Inop erati ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 44
RA CE STAR TCa ncel ed<0011001100110011001100110011001100110011001100110011001100110011
001100110011> ........43 RA
CE STAR TNo tPo ssible SeeOper‐
at or's Manual ........................................4 3
Dr ag Race
Se tting ............................................ .......3 2
Dr ive pr og rams
se eDY NA MIC SELE CT
Dr iving safetysy stem
ES P®
(Ele ctro nic Stabilit yPr og ram) .......18
Dr ivin gsy stem
AMG adaptivespor tsuspen sionsys‐
te m ..... ............................................. ......2 3
Dr ivin gtips
AM Gce ramic high-pe rfor mance
com posit ebr ak esy stem .................. ...... 14
No teson breaking-in ane wvehicle .......1 2
DY NA MIC SELECT ................................14,15
Dr ive pr ogr ams............. ...................14,15
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>14,15 E
E1 0 .... .......................................................... 39 ECO
star t/s topfunc tion<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 13
Au tomatic engine star t.......................... 13
Au tomatic engine stop ........................... 13
Me thod ofoper ation .............................. 13
Emo tion Start
St artin gth eve hicle ................................ 12
Engine ECOstar t/ stop funct ion........................ 13
Engine oil
Capacit y................................................ 40
MB- Freig abe orMB- Appr oval .................4 0
Qua lity .......... .........................................40
Te mp eratur e(on- boar dcom puter,
Pe rfor mance menu) ...............................2 6
ESP ®
(Electr onicStabil ityProg ram)
Ac tivati ng/d eactiv ating ........... ..............20
ESP ®
SPO RT<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 18
Fu nctio n/no tes .....................................1 8
St atus displa y(on -boardcom puter,
Pe rfor mance menu) ...............................2 6
ESP ®
SPOR T
Fu nctio n/no tes .....................................1 8 48
Index