suspension MERCEDES-BENZ C-CLASS CABRIOLET 2021 Owner's Manual

1
003E003D Turn signal lights →
109
2 005E Rear foglam p →
109
3 0057 Highbeam →
109
0058 Lowbeam →
108
0060 Parking lam ps →
108
4 ÿ Coolan tte mp eratur e →
451
5 Coolant temp eratur edispla y →
201
6 L Distance warning →
457
7 00E9 Seatbelt →
449
8 0077 Tire pressur emonit oring system →
460
9 Ù Powe rst eer ing →
450
A 0024 Electric pa rking brak e(yello w) →
454
B Elec tric par kingbr ak e(red) →
454
0049 USAonl y
0024 Canada only C
0075 Restra int system →
449
D Brak es (red) →
454
0027 USAonly
004D Canad aonly
E 00B6 Reser vefuel withfuel filler flap locatio n
ind icat or →
451
F Fuelleve l →
201
G 00C6 Recup erati ve Brak eSy stem, USAonl y →
454
004D Brak es (yello w), Canada only →
454
H ä Suspension →
457
I 003D Electrical mal functi on →
451
J 00B9 CheckEngine →
451
K 0025 ABS →
458
L 00BB ESP®
OFF →
458
00E5 ESP®
→
458 At
aglanc e– Indicat orand warning lam ps(Widesc reen Coc kpit) 13

*
NO
TEDama getotheve hicle duetodriv‐
ing toofast and due toimpact sto the
ve hicle underbody orsuspension compo‐
nent s In
thefo llo wing situat ions,in par ticular ,th er e
is arisk ofdamag eto theve hicle:
R The vehicle becomes grounded, e.g.ona
high curb oran unpavedro ad
R The vehicle isdriven toofa st over an
obs tacle ,e.g. acurb ,spe edbump orpot‐
hole
R Ahea vyobject strike sth eunderbody or
suspension componen ts
In situation ssuc has these, damag eto the
body ,underbody ,suspension componen ts,
wheels ortires ma yno tbe visible. Compo‐
nen tsdamag edinthis wa ycan unexpec tedly
fa ilor ,in thecase ofan acciden t,ma yno lon‐
ge rabso rbthere sulting forc eas intended.
If th eunderbody panelingisdamag ed,flam‐
mable materials suchas lea ves, grass or
twigs cancollect between theunderbody and th
eunderbody paneling.Thesematerials may
ignit eif th ey come intocont actwith hot
par tsof theex haus tsy stem. #
Have theve hicle checkedand repair ed
immediat elyat aqu alif ied spec ialist
wo rkshop.
or #
Ifdr iving safetyis im pair edwhile con‐
ti nui ng your jour ne y,pull over and stop
th eve hicle immediat ely, while paying
att ent ion toroad and traffic condi tions,
and cont actaqu alif ied spec ialistwo rk‐
shop. Dec
laration ofconf ormity forwi reless vehi‐
cle comp onent s
US A:"Radio based devic es ofthis vehicle com‐
ply withPa rt15 oftheFCC Rules. Opera tionis
subje ctto thefo llo wing twocon dition s:1) These
de vice sma yno tcause harmful interfere nce, and
2) The sedevice smu stacc eptan yint erfere nce
re cei ved, includin gint erfere nce that ma ycaus e
unde sired oper ation.Chan gesor modif ications no
tex pressl yappr ovedby thepar tyresponsible
fo rcom pliance could void theuser's author ityto
oper ateth eeq uipment. "
Canada :"This vehicle contains license-e xemp t
tr ans mitter( s)/r ece iver( s)that com plywit hInno ‐
va tio n,Scie nceand Econo micDe velopmen tCan‐
ada ’sRSS (s).Operatio nis subj ectto thefo llo w‐
ing twocon dition s:(1) These device sma yno t
cause interfere nce, and(2)The sedevice smu st
acc eptan yint erfere nce, including interfere nce
th at ma ycaus eunde sired oper ationof the
de vice. "
US A:"W ireless chargin gsy stem formobil ede vi‐
ces (mode l:WMI2 Wireless Mobile Inte rface) :
th is de vice complies withPa rt18 oftheFCC
Ru les."
The name andaddr essofthepar tyresponsible
is:
peik eracus ticGmbH
Max-Planc k-St r.28-32
61 38 1Fr iedr ichsdor f
Ger man y Gener
alno tes 25

If
yo uuse services, suchas repair services and
maint enanc ewo rk,st or ed oper ational dataas
we llas theve hicle identif ication number canbe
re ad out and used. Theycan beread out by
ser vice networkem ployees, suchas workshops
and manuf acturersor third par ties ,suc has
br eakdo wnservice s.The same istrue inthe
case ofwa rrant yclaim sand qualit yassur ance
meas ures.
In gener al,th ere ad out isper form ed via the
leg allypr escr ibed portfo rth ediagnos ticscon‐
nect ionintheve hicle. Theoper ational datath at
ar ere ad out documen tte ch nica lst at es ofthe
ve hicle orofindividua lcom ponent sand assis tin
th ediagnosis ofmalfunct ions,compliance with
wa rrant yoblig ationsand qualit yim prove ment.
To that end ,th ese data,in par ticular information
about componen tloads, tech nica leve nts, mal‐
func tions and other faults maybe trans mitted
alon gwit hth eve hicle identif ication number to
th emanuf acturer.Fu rther mor e,themanuf ac‐
tur erissubject toproduct liability .Fo rth is rea‐
son themanuf actureralso uses operational data
fr om theve hicle, forex am ple, forre cal ls. The se da
ta can also be used toexamin eth ecus tom‐
er's warrant yand guar anteeclaim s.
Fa ult mem ories intheve hicle canberese tby a
ser vice outle tor atyour requ estas par tof repair
or maint enanc ewo rk.
Con venience andinfotainme ntfuncti ons
Yo ucan stor econ venie nce settings andindivid‐
ua lse ttings intheve hicle andchang eor rese t
th em atanytime.
Depen dingontheve hicle equipment, this
inc ludes thefo llo wing settings ,fo rex am ple:
R Seat andsteer ing wheel position s
R Suspension andclimat econ trol settings
R Individual settings, suchas interior lighting
Depen dingontheselect edequipment, youcan
im por tdata intove hicle infotainm entfunction s
yo urself .
De pen dingon theve hicle equipment, this
inc ludes thefo llo wing data,forex am ple:
R Mult imed iadat a,suc has music ,fi lms orpho‐
to sfo rpla yba ckinan integr ated multim edia
sy stem R
Address book datafo ruse inconnection with
an integr ated hands-fr eesystem oran inte‐
gr ated navig ation system
R Entere dna vig ation destinations
R Dat aabout theuse ofInt erne tser vices
These datafo rcon venie nce and infotainm ent
fun ction sma ybe save dlocally intheve hicle or
th ey ma ybe locat edon ade vice whichyo uha ve
connect edtotheve hicle, suchas asmar tphone,
USB flash drive or MP3 player.If yo uha ve
ent ered these datayo urself ,yo ucan deletethem
at anytime.
This datais tra nsmit tedfrom theve hicle tothird
par ties onlyat your requ est.This applies, inpar‐
ticular ,when youuse onlineser vices inacc ord‐
anc ewit hth ese ttings that youha ve select ed.
Smar tphone integratio n(e .g. Android Au toor
App leCar Play)
If yo ur vehicle isaccor dinglyeq uipped, youcan
co nn ect your smar tphon eor ano ther mobile end
de vice totheve hicle. Youcan then con trol them
by means ofthecon trol element sint egr ated in
th eve hicle. Imagesand audiofrom thesmar t‐
phone canbeoutput viathemultimedia system. Gener
alno tes 31

Dr
ivin g No
teson Mer cedes- AMGvehicl es Obser
vetheno teson thefo llo wing topics inthe
Sup pleme nt,other wise youma yfa ilto recogni ze
da ngers.
% The availabilit yof cer tain func tionsdepen ds
on theeq uipment andmodel oftheve hicle.
R Emo tion Start
R Rear axle lockin gdif fere ntia l
R AMG Perfor mance exhaus tsy stem
R AMG ceramic high-per form anc ecom posit e
br ak esy stem
R Tract ion control
R RACE STAR T
R AMG adaptivespo rtsuspension system
R AMG steer ing-wheel buttons Switc
hingonthepo we rsupp lyor ignit ion &
WARNIN GRisk ofacci dent andinjury
due tochildr enleftunat tende din the
ve hicle
If ch ildr enarelef tunsuper visedintheve hi‐
cle, they cou ld,in pa rticular :
R open doors,ther eb yendang ering other
per sons orroad user s.
R getou tand bestru ck byoncom ingtraf‐
fi c.
R ope rate vehicle equipment andbecome
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion, forex am ple by:
R releasing thepar king brak e.
R chang ingthetra nsmiss ionposition .
R star tin gth eve hicle. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. #
Keep theve hicle SmartKey out ofreac h
of childr en. Re
quirement s:
R The Smar tKey isin theve hicle andisrecog‐
nized .
R The brak eped alisno tdep ressed. 12
4
Driving and parking

lane,
espec iallyif Ac tiveLa ne Keeping
Assis taler tsyou. Be
sureto obser vethesy stem limit ations of
Ac tiveLa ne Keeping Assist. #
Press butt on2.
If indicat orlam p1 lights up,ActiveLa ne
Ke eping Assistis activ ated, thelane mark‐
ings aresho wnaslight intheassis tance gr
ap hic. Whe nAc tiveLa ne Keeping Assistis
activ e,thelane marking sar esho wningreen
in theassis tance grap hic.
Se ttin gAc tiv eLan eKe eping Assist
Multi media system:
4 Vehicle 5
k Assist ance
5 Act .Lane Keep. Assist
Ac tiv atin g/deac tivatin gthe warning #
Activate0073 ordeacti vate 0053 Lane Depart.
Warning.
Yo udo notre cei veanywa rning when leaving
a lane ifth elane keeping warning system is
deactiv ated. DY
NA MIC BODY CONT ROLfun ction DY
NA MIC BODY CONTR OLcontinuously adjusts
th ech aract eristic sof thesuspension dampersto
th ecur rent operati ng and drivi ng cond itions.
The damp ing istun edindiv iduall yfo reac hwhee l
and isaffect ed bythefo llo wing fact or s:
R The road sur face condi tions
R Vehicle load R
The drive pr ogr am select ed
R The driving style
The drive pr ogr am can beadjus tedusing the
DY NA MIC SELE CTswitc h. AIRMA
TIC Fu
nction ofAIRMA TIC
AIRMA TICisan air suspension system withva ria‐
ble dam pingfo rim prove ddr iving comfort.The
all-r ound leve lcon trol system ensur esthebes t
possible suspension andconstant grou nd clea r‐
anc e,even withaladen vehicle. When driving at
speed, theve hicle islowe redaut omatic allyto
im prove driving safetyand toreduce fuelcon‐
sum ption. Youalso have theop tion ofmanually
adjus tingtheve hicle leve l.
AI RMA TICincludes thefo llo wing compone nts
and func tions:
R Airsuspen sionwithaut omat icleve lcon trol
R Speed -dependentlo we ring toreduce fuel
con sum ption
R Manuall yselec table high leve lse tting for
gr ea tergr ound clearance 18
2
Driving and parking

R
ADS PLUS (Ada ptive Dam ping System with
con stant dam pingfo rc eadjus tment)
R DYNA MIC SELE CTswitc hand leve lbutt on
Av ailab lesuspe nsion settings
A (Comfort)
R The susp ensio nse tting iscomf ortable.
R The vehicle issetto thenor mal leve l.
R When drivin gat speeds above77 mph
(1 25 km/ h)theve hicle islowe red.
R When driving atspeeds below50 mph
(80 km/ h),theve hicle israised again.
; (Econo my)
R The suspension setting iscomf ortable.
R The vehicle issetto thelow leve l.
R The vehicle isno tlo we redan yfur ther ifyo u
ar etrave ling athigher speeds.
C (Sport)
R The suspen sionsetting isfirm er.
R The vehicle issetto thelow leve l. R
The vehicle isno tlo we redan yfur ther ifyo u
ar etra veling athigher speeds.
B (SportPlus)
R The suspen sionsetting iseve nfirm er.
R The vehicle issetto thelow leve l.
R The vehicle isno tlo we redan yfur ther ifyo u
ar etrave ling athigher speeds.
% Oper ation withatrailer orbicy clerack :if
tr ans porteq uipment, suchas atra iler ora
bicy clerack ,is att ached tothetrailer hitch
and theelectr icalconnect ionhas been cor‐
re ctly established, theve hicle remains at
nor mal leve lir re spectiv eof speed orthe
dr ive pr og ram sele cted.
Se tting theve hicl eleve l &
WARNIN GRisk ofacci dent because
ve hicle leve lis toohigh
Dr iving charact eristic sma ybe impair ed.
The vehicle candrift outw ards, forex am ple,
when steer ing orcor ner ing. #
Choose ave hicle leve lwhic his suit ed
to thedr iving style and thero ad sur face
condi tions. &
WARNIN GRisk ofentr apment from vehi‐
cle lowe ring
Whe nlowe ring theve hicle, people could
become trapped ifth eir limbs arebe tween
th eve hicle body andthetir es orunder neath
th eve hicle. #
Mak esur eno one isunder neathth e
ve hicle orintheimmediat evicin ityof
th ewheel arch es when theve hicle is
being lowe red. &
WARNIN GRisk ofbeco ming trap ped
du eto theve hicle lowe ring
Ve hicl eswith AIRMA TICorleve lcontr ol:
when youunlo adlugg ageor lea vetheve hi‐
cle, theve hicle firs trises slightly andthen
re tur ns tothese tle ve lshor tly af te rw ards. Dr
ivin gand parking18
3

Sy
stem limit s
The surround viewcam erawill notfun ction or
will onlypa rtiall yfunc tion inthefo llo wing situa‐
tion s:
R The door sar eopen .
R The side mirrors arefo lded in.
R The trunk lidisopen .
R Ther eis hea vyrain, sno wor fog.
R The ambient lightcondit ionsarepoor ,e.g. at
night.
R Camer as,orvehicle component sin whic h
th ecamer asareins talled, aredamag ed,dirty
or covered. Obser vetheinf ormation onvehi‐
cle sensor sand camer as(/ page15 0).
Do notus eth esur round viewcam eraunde r
suc hcir cum stanc es.Youco uld other wise injure
ot her sor collide withobject swhen parking or
maneuv ering theve hicle. On
vehicles withheight-adjus table suspension or
if th eve hicle iscar rying ahea vyload, leavingth e
st andar dheigh tcan result ininaccur aciesinthe
guide linesandinthedispla yof thege ner ated
ima ges,depending ontech nica lcond itions.
% The contr astof thedispla yma ybe impair ed
by abr upt,dir ect sunlight orby other light
sour ces, e.g.when driving outofaga rage .In
th is case, paypar ticular attent ion.
% Have thedispla yre pair edorreplaced if,for
ex am ple, pixelerro rs consi derablyrestrict its
us e.
See theno teson cleaning thesur round view
cam era(/ page32 9).
Select ingavie wforthe 360° Camer a
Re quirement s:
R The Auto.Rear View Cam. function isselec‐
te din themultimedia system. #
Engage reve rsege ar. #
Inthemultimedia system, select thedesir ed
vie w. Opening
thecam eraco verof the rear vie w
camer a
Mul timedi asy stem:
4 Vehicle 5
k Assist ance
5 Camera &Parkin g #
Select OpenCamera Cover.
% The camer aco vercloses automatical lyafte r
some timeorafte ran ignitio ncy cle.
Se tting thecam eraas afa vo rite
Yo ucan callupthecamer avie wdir ect lyin the
multime diasystem bysettin git as afa vo rite . #
Press the00E2 buttononthecon trol ele‐
ment .
The main functionsar edispla yed. #
Navig atedo wn wardstwice.
The Favorite smenu appears. #
Select New Favorite. #
Select Veh icle. #
Select Camera. Dr
iving and parking 18
9

Do
notus eAc tivePa rking Assistin thefo llo wing
situat ions:
R Inextreme weather condition ssuc has ice ,
pac kedsno wor inhea vyrain.
R When transpor tingaload that protru des
be yond theve hicle.
R Onsteep uphill ordownhill gradients ofmor e
th an appr oximat ely15 %.
R When snowch ains areins talled.
R Direct lyafte ra tir ech ang eor when spare
tir es areins talled.
R Ifth etir epr essur eis toolow or toohigh.
R Ifth esuspension isout ofalignment ,e.g.
af te rbo ttoming outonacurb.
Ac tivePa rking Assistma yalso displa ypar king
spaces that areno tsuit able forpar king, suchas:
R Parking spaces wherepar kingis prohibit ed.
R Parking spaces onunsuit ablesurfaces.
Pa rking withAc tiv ePa rking Assis t #
Press butt on1. The
media displaysho wsthevie wof ActivePa rk‐
ing Assist. Ar ea 2 displa ysdetected parking
spaces 4and vehicle path3.
% Vehicle path3 shownonthemedia display
ma ydif ferfr om theactual vehicle path. #
Ifapar king space isdispla yed: stop theve hi‐
cle. #
Select desiredpar king space 4and con‐
fi rm . #
Ifnecessar y,select thepar king direct ion (for‐
wa rdsor reve rse), and confirm .
Ve hicle path3 issho wn, depending on
select edpar king space 4and thepar king
dir ect ion. Dr
iving andparking 19
5

Fi
lling capacityforre frig er ant and PAGoil Model
Refrig er ant
All model s2 2.2±0.4 oz
(630 ±10 g) Model
PAGoil
All model s2 .8±0.4 oz
(80 ±10 g) 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
C 300 58.5in
(1 486 mm)
C 300 4MATIC 58.9in
(1 495 mm) Ve
hicl edimens ions C
300
Ve hicle length1 84.5in
(468 6mm)
Ve hicle widthincluding out‐
side mirrors 79.3
in
(20 16mm)
Ve hicle widthwit hout outside
mir rors 71
.3 in
(1 81 0mm)
Whee lbase 111.8in
(28 40mm) 396
Tech nica lda ta

Ac
tiveLa ne Chang eAssi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 169
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>166
Sy stem limits. ........................................1 66
Ad aptiv ecr uise contr ol
see ActiveDis tance AssistDIS TRONI C
Ad aptiv eHighb eamAssist
Fu nctio n...<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>111
Swi tching on/of f.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 112
Ad diti ves
Engi neoil.... ............ ..............................392
Fu el................... .................................... 391
Ad diti ves(engine oil)
see Additiv es
Ad diti ves(fuel)
see Fuel
Ad dres sbo ok
see Contacts
Ad jus tingthe balanc e/fader
Ad vanced soundsystem.. ......................3 15
Bur mes ter®
sur round soun dsy stem.. ....3 14
Ad jus tingthe bass,mid- rang eand
tr eble
Bur mes ter®
sur round soun dsy stem ...... 314 Ad
jus tingthe mid- rang e,treble and
bass
Burmes ter®
sur round soun dsy stem ...... 314
Ad jus tingthe sound focus
Bur mes ter®
sur round soun dsy stem ...... 314
Ad jus tingtreb le,mid- rang eand bass
se ttings
Ad vanced soundsystem.. ......................3 15
Bur mes ter®
sur round soun dsy stem ...... 314
ADS PLUS damp ing system
see AIRMA TIC
Ad vanced sound system
Ad jus ting thebalance/f ader............ ...... 315
Ad jus ting treb le,mid -rang eand bass
se tting s.<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 315
Callin gup thesound menu.................... 315
Inf ormation .......................................... .. 314
Swi tching volume adjustment on/ off... .3 15
Af ter-sales service center
see ASSYSTPL US
Air bag
Re duced protect ion.. ...............................4 4 Air
distribut ion
Se tting. .................................................. 120
Air inle t
see Air-water duct
Air pressu re
see Tire pressur e
Air suspension
see AIRMA TIC
Air vents
Ad jus ting (front) ............ ........................ 122
Ad jus ting (rea r)............. .........................122
Ad jus ting theAIRSC ARFvents ............... 123
Air vents
see Airvents
Ai r-condi tioningsystem
see Climat econ trol
Air -recir cula tion mode..............................1 21
Air -water duct
Ke eping free... ....................................... 323
Airbag Activati on........... .....................................36
Fr ont airbag (driver ,fr ont passeng er)......42
Head airbag.. ...........................................4 2 Inde
x463