fuel MERCEDES-BENZ S-CLASS CABRIOLET 2021 Owner's Manual

Wi
ndsh ield wipe rand windsh ield wa sher
sy stem ........................................................ 113
Mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 115 Clim
atecontr ol......................................... 118
Ov ervie wof climat econt rolsy stems ........... 118
Oper ating theclimat econ trol system ......... 118 Dr
ivin gand parking ................................. 125
Dr iving ............ ............ ........................ ........125
DY NA MIC SELE CTswitc h... ............... ..........1 35
Au tomatic transmiss ion.............................. 136
Re fuel ing...... .............................................. 140
Pa rking .......................................................1 42
Dr iving anddriving safetysy stems .............1 50
Ve hicle towing instruct ions .........................2 00 Ins
trument Displa yand on-b oard
co mp uter ...... ............................................202
Ins trument Displayove rview ...................... 202
Ov ervie wof thebutt ons onthesteer ing
wheel ..................... .....................................2 03
Oper ating theon- boar dcom puter.............. 203 Se
tting thedesign ...................................... 205
Se tting thear ea foradd itional values .........2 05
Ov ervie wof disp lays on themultifunc ‐
tion displa y... .................................... ..........2 06
Ad jus ting theins trument lighting ............... 206
Menus andsubmenus ................................ 207
Head-up Display... ....................................... 212 Vo
ice Contr olSy stem ............................... 21 5
No teson oper ating safety...........................2 15
Oper ation .......................................... ..........2 15
Using theVo ice Cont rolSy stem effec‐
tiv ely <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011>...217
Esse ntialvo ice com mand s.......................... 217 Multimedia
system .................................. 229
Ov ervie wand oper ation .................. ............ 229
Sy stem settings .............................. ............ 238
Fit &Healt hy<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 249
Na vig ation .......................................... ........250
Te lephon e........................................ ...........2 75
Online andInterne tfunctions ..................... 300
Media ......................................................... 303
Ra dio ...........................................................3 16 Sou
nd<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 324 Main
tenance andcare............................. 327
ASS YSTPL US service interva ldispla y........ 327
En gine compartment .................................. 328
Cleanin gand care.......................................3 34 Br
eakdo wnassi stance ............................ 344
Emerg ency............. .................................... 344
Fla ttir e............. ..........................................345
Batt ery(v eh icle) ............ ..............................351
To w star tin gor towing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 356
Elec trica lfus es<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 361 Whe
elsand tires <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 365
No teson noise orunusua lhandling char‐
act eristic s...................................................3 65
No teson regular lyinsp ecting wheels and
tir es ............................................................ 365
No teson sno wch ains ................................ 366
Ti re pressur e.............................................. 366
Loading theve hicle .....................................3 72
Ti re labeling ................................................ 376 Con
tents 3

1
Spee dometer →
202
2 ä Suspension →
463
3 003E003D Turn signal lights →
108
4 Multifunction display →
206
5 Tach ome ter →
202
6 00BB ESP®
OFF →
464
00E5 ESP®
→
464
7 0057 Highbeam →
108
0058 Lowbeam →
107
0060 Parking lam ps →
107
8 ÿ Coolan tte mp eratur e →
458
9 Coolant temp eratur edispla y →
202
A 00CC Electric po we rst eer ing →
457
B L Distance warning →
463
C 003D Electrical malfun ction →
458
D Brak es(red) →
461 0027
USAonl y
004D Canada only
E 00E9 Seatbelt →
456
F Fuelleve lindic ator
G 00B6 Reser vefuel withfuel filler flap locatio n
ind icat or →
458
H 005E Rear foglam p →
108
I 0075 Restra int system →
456
J 00B9 CheckEn gine →
458
K Elect ric pa rking brak e(red) →
461
0049 USAonl y
0024 Canada only
L 0077 Tire pressur emonit oring system →
466
M 0025 ABS →
464
N 0024 Electric pa rking brak e(yello w) →
461 At
aglanc e– Indicat orand warning lam ps 11

1
Safetyve sts →
344
2 mebutt onand SOS button →
292
3 Checking and refilling operatingfluids →
399
4 Tow- star tin gand towing away →
357
5 Flat tire →
345
6 Startin gassis tance →
355
7 Haza rdwa rning light system →
109 8
Fuelfiller flap withins truct ion labels fortir e
pr essu re,fuel type andQRcode foraccessi ng
th ere scue card →
140
9 Tow- star tin gand towing away →
357
A First-ai dkit →
345
B TIREFIT kit →
347
C Warning triang le →
345 At
aglanc e– Em erge ncie sand brea kdo wns 19

Pr
otecting theen vir onmen t
+ ENV
IRONM ENTALNOTEEnvironme ntal
da ma gedue tooper ating condit ionsand
per sonal driving style The
pollut antemission oftheve hicle is
dir ectl yre lat ed tothewa yyo uoperat eth e
ve hicle.
Oper ateyo ur vehicle inan environment ally
re sponsible mannertohelp protect theen vi‐
ro nment. Plea se obser vethefo llo wing rec‐
omme ndations onope rating cond itions and
pe rsonal driving style.
Oper ating conditions: #
Mak esur eth at thetir epr essur eis cor‐
re ct. #
Donotcar ryanyunn ecessar ywe ight
(e.g. roof lugg agera ck sonce youno
lon gerneed them). #
Adher eto theser vice interva ls.
A regular lyser viced vehicle willcont rib‐
ut eto environmen talpr otect ion. #
Alw aysha ve maint enance workcar ried
out ataqu alif ied spec ialistwo rkshop.
Pe rsonal driving style: #
Donotdepr esstheaccelera torpeda l
when star tin gth eengine. #
Donotwa rm uptheengine whilethe
ve hicle isstatio nary. #
Drive car efu llyand maintain asu itab le
di st anc efrom theve hicle infront. #
Avoid freq uent, sudden acceleration
and braking. #
Chang ege ar ingood timeand useeach
ge ar onlyup to00C3 ofits maximum
engine speed. #
Switc hof fth eengine instatio narytraf‐
fi c, e.g. byusin gth eEC Ostar t/ stop
funct ion. #
Drive fuel-ef ficie ntly .Obs erve theEC O
displa yfo ra fuel -efficie ntdrivi ng style. En
vir onmental issuesandrecomm endations:
It is recomme ndedthat youre -us eor recy cle
mat erials ins tead ofjus tdispo singof them.
The releva nt environme ntal gu ideline sand regu‐
lations servetoprotect theen vironmen tand
mus tbe strictly observe d. Mer
cedes-Benz GenuineParts
+ ENVIR
ONMEN TALNO TEEnvironme ntal
da ma gecau sed bynotus ing recy cle d
re condi tionedcom pone nts Mercedes-Be
nzAG offers recy cle dre condi ‐
tione dcom pone ntsand parts wit hth esame
qu alit yas newpar ts.The same entitlemen t
fr om theLimit edWarrant yis valid asforne w
par ts. #
Recycle dre condi tionedcom pone nts
and parts from Mer cedes-Benz AG. Gene
ralno tes 21

The
Oper ator&#39;s Manual andMaint enanc eBookle t
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 Unleaded fuelmayno tbe available forve hi‐
cles withacat alytic converter .Leaded fuel
ma ycause damag eto thecat alytic converter .
R The fuel mayha ve an extreme lylow oct ane
numb er.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&#34;R oadside Assistance&#34;
secti onintheSer vice andWarrant ybook let
(Canad a).Youwill find both intheve hicle docu‐
ment wallet. Chang
eof address orchang eof ow ner ship In
theev ent ofach ang eof addr ess, please send
us the&#34;No tification ofaddr esschang e&#34;inthe
Ser vice andGuarant eeboo kletor simply callth 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&#34;No tice ofPur chase of
Used Car&#34;intheSer vice andGuar anteebookle t
or sim plycall theMer cedes- BenzCustomer Gener
alno tes 23

(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. Howe ver,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);go tothehtt ps:/ /
www .safercar .go v/; orwrite to :Ad minis trat or ,
NHT SA,400 SeventhSt reet,SW .,Wa shingt on,
DC 20590,: USA.
Yo ucan also obtain other information about
mo torve hicle safetyfrom: http s://
www .saf er car .gov
Cana daonl y:
The follo wing text ispu blished asrequ ired of
manuf acturersunder subsec tion18.4 (4) ofthe
Mo torVe hicle SafetyRe gulations.
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 Trans ‐
por tCanada inaddit iontonotify ing Mer cedes-
Benz Canad aInc.
If Trans portCanada recei vedsimilar complaints,
it ma yopen aninve stigation ,and ifit finds that a
saf etydef ectex ists inagr oup ofvehicles, itma y
or der are cal land remedy campaign. However,
Tr ans portCanada cannotbec ome invo lved in
individual problems between you, your dealer or
Mer cedes-Ben zCanad aIn c.
To cont actTrans portCanada, youma ycall the
Def ect Inve stigation sand Recal lsDivi sionto ll-
fr ee inCanada at1-800 -333- 0510 or
81 9-99 4-3328 intheGatineau-Ot tawa area or
int ernat ionally; youma yalso gotothefo llo wing
we bsit esformor einf ormation:
R Eng lish:https://www .tc.gc.ca/recalls
R Frenc h:htt ps:/ /www .tc.gc .ca/ rappels Limit
edWa rranty
* 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. #
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 28
General no tes

Smar
tKey Ov
ervie wof Smar tKey functio ns &
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 Getout and 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 eth etransmission position.
R Startth 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 theSmar tKey out ofreac hof chil‐
dr en. *
NO
TEDama getotheSmar tKey cau sed
by magne ticfields #
Keep theSmar tKey away from stro ng
ma gne ticfields. 1
Locks
2 Indicat orlam p 3
Unloc ks
4 Opens/closes thetrunk lid
5 Panic alar m
% Ifch ecklam p2 does notlight upafte r
pr essing theÜ orß button,thebat‐
te ry iswe ak orposs iblydisc harged. Re place
th ebatt eryas soon aspossible.
Re placing theSmar tKey batt ery(/ page61 ).
The Smar tKey loc ksand unlocksth efo llo wing
com pone nts:
R Doo rs
R Fuelfiller flap
R Trunk lid
R Glovebox
If th eve hicle isno topened within appr oximat ely
40 seco ndsafte runloc king,itloc ksagain. Anti-
th eftpr otect ion isarmed again.
Do notke ep theSmar tKey toget her withelec‐
tr onic devices orme talobje cts. This canaffect
th eSmar tKey &#39;s functionality . Opening
andclosing 59

Ac
tiv atin g/deac tivatin gthe acoustic lock ing
ve rificat ion signa l Mult
imed iasystem:
4 Vehicle 5
î Vehicle Setting s
5 Aco ustic Lock #
Activate0073 ordeacti vate 0053 thefunc tion. Ac
tiv atin g/deac tivatin gthe pani calar m Re
quirement s:
R The ignit ionisswitc hedoff. #
Toactiv ate: press butt on1 forapp rox‐
ima tely one second.
A visual andaudibl ealar mistrigg ered. #
Todeac tivate: briefly pr ess button1 again.
or #
Press thest ar t/ stop butt ononthecoc kpit
(t he Smar tKey isinsid eth eve hicle). Changing
theunloc kingsettings Po
ssible unlockingfunctions oftheSmar tKey :
R Cen tralunlo cking
R Unloc kin gth edr iver&#39;s door andfuel filler flap #
Toswitc hbe tw een settings: press the
Ü andß buttonssimul taneousl yfo r
appr oximat elysix seco ndsuntilth eindicat or
lam pflashes twice.
Op tions ifth eunloc kingfunction forth edr iver&#39;s
door andfuel filler flap has been selected:
R Tounlo cktheve hicl ece ntr ally:press the
Ü buttontwice.
R Vehicl eswith KEYLESS-GO :if yo uto uc h
th einner surface ofthedoor handle onthe dr
iver&#39;s door ,onl yth edr iver&#39;s door andfuel
fi ller flap areunlo cked. Deactiv
atingtheSm artK ey functio ns If
yo udo notuse theve hicle oraSmar tKey for
an extende dpe riod oftime, youcan reduce the
ener gycon sum ption ofthere spectiv eSmar tKey .
To do so, deactiv ateth eSmar tKey functions. #
Todeac tivate: press theß buttononthe
Smar tKey twi ce inqu ick succ ession .
The Smar tKey indic ator lam pflashes twice
br ief lyand light sup once. #
Toactiv ate: press anybutt onontheSmar t‐
Ke y.
% When theve hicle isstar tedwit hth eSmar t‐
Ke yin themar kedspace ofthecent ercon ‐
sole, theSmar tKey functions areau tomati‐
cally activated (/ page12 7). 60
Opening an dclos ing

#
Pull door handle 2.
Loc king pin1pops upwhen thedoor is
unloc ked. Loc
king thedoor sfrom theinsid e #
Take theSmar tKey wit hyo uwhen exitin gth e
ve hicle andclose thedr iver&#39;s door . #
Press down locking knob 1 onthedr iver&#39;s
door from thefront passeng erseat. #
Exitth eve hicle andpress down theloc king
kn ob onthefront passeng erdoor . #
Close thefront passeng erdoor . Centr
allyloc king andunloc kingtheve hicl e
fr om theinsid e #
Tounlo ck:pr ess button 1. #
Toloc k:press butt on2.
This does notloc kor unloc kth efuel filler flap. The
vehicle isno tunloc ked:
R Ifyo uha ve loc kedth eve hicle using the
Smar tKey .
R Ifyo uha ve loc kedth eve hicle using KEY‐
LESS -GO. Loc
king/unloc kingtheve hicl ewith KEY‐
LES S-GO Re
quirement s:
R The Smar tKey isouts idetheve hicle
R The distance betwee nth eSmar tKey and the
ve hicle does notex ceed 3ft (1 m)
R The driver&#39;s door andthedoor atwhic hth e
door handle isused areclosed Openin
gand closin g63

#
Ifth eve hicle does notst ar t:switc hof fnon-
essential consumer sand press butt on1
once. #
Ifth eve hicle still does notst ar tand the
Place theKey inthe Marked SpaceSee
Operator&#39;s Manualmessagealso appear sin
th emultifunc tiondispla y:star tth eve hicle
wit hth eSmar tKey inthemar kedspace
(emer gency operati on mod e)(/ page 127).
% Youcan switchoffth eengine whiledriving
by pressing button1 forabo utthre esec‐
onds orby pressing button1 thre etimes
wit hin thre esecon ds.Besureto obser vethe
saf etyno tesunder &#34;Driving tips&#34;
(/ page13 0).
St arting theve hicl ewith theSm artK ey inthe
ma rked spa ce(emer gency oper ation mode)
If th eve hicle does notst ar tand thePlace the
Key inthe Marked SpaceSeeOperator &#39;sManual
messag eappear sin themultifunc tiondispla y,
yo ucan star tth eve hicle inemer gency operati on
mod e. #
Makesur eth at mar kedspace 2isem pty. #
Remo veSmar tKey 1 from theke yring. #
Place Sma rtKe y1 inmar kedspace 2.
The vehicle willstar taf te ra shor ttime.
If yo ure mo veSmar tKey 1 from mar ked
space 2theengine continues running .Fo r
fur ther vehicle star ts howe ver,Smar tKey 1
mus tbe locat edinmar kedspace 2during
th eent ire jour ney. #
Have Smar tKey 1 checkedat aqu alif ied
spec ialistwo rkshop.
If th eve hicl edoes notst ar t: #
Lea veSmar tKey 1 inmar kedspace 2. #
Depr essthebr ak epedal andstar tth eve hi‐
cle using thest ar t/ stop butt on.
% Youcan also switchon thepo we rsupp lyor
th eignition withth est ar t/ stop butt on. St
arting theve hicl evia Remo teOnline serv‐
ices Cooling
orheating theve hicl eint erior before
co mmenci ngyour jour ney
Ensur eth efo llo wing beforest ar tin gth eengine:
R The legalstipulation sin thear ea wher eyo ur
ve hicle ispar kedallo wengin est ar tin gvia
smar tphon e.
R Itis saf eto star tand runth eengine where
yo ur vehicle ispar ked.
R The fuel tank issu fficien tly full.
R The star terbatt eryis suf ficie ntly charge d.
Char ging thest ar terbatt erybe fore star ting
th ejou rney
If th eve hicle batteryis disc harged, youre cei vea
messa geon your smar tphon e.Youcan then
st ar tth eve hicle withth esmar tphon eto charge Dr
iving and parking 12
7