2021 MERCEDES-BENZ S-CLASS CABRIOLET towing

Symbols
........................................................ 5 At
agl ance ....................................................6
Coc kpit ....... ..................... ..................... ..........6
Indica torand warning lam ps.........................1 0
Ov erhead controlpanel ................................ 12
Doo rcontr olpa nel and seatad jus tment .......14
Con trol setting sin there ar passe nger
com partment ................................................ 16
Emerg enciesand brea kdo wns ............ .......... 18 Digita
lOp erator' sMa nua l......................... 20
Callin gup theDigit alOper ator's Manual ...... 20 Gener
alno tes... .......................................... 21
Pr otect ing theen vironmen t... ......... .............. 21
Mer cedes-Ben zGenuineP arts ....................... 21
Oper ator's Manual ........................................2 2
Ser vice andvehicle operation ......................2 3
Oper ating safety.......... .................................2 4
Decl arati on ofconf ormity forwireless
ve hicle component s... ..................................2 5
Dia gno stics con nection .................. .............. 25 Qualif
iedspec ialistwo rkshop ....................... 26
Cor rect useof theve hicle ............................. 27
No tesfo rper sons withelectr onicmedi‐
cal aids..... ........................................ ............ 27
Pr oblems withyo ur vehicle ............... ............ 27
Re por tingsaf etydef ects ...............................2 7
Limit edWarrant y.......................................... 28
QR cod efo rre scue card... ............... .............2 8
Dat ast or ag e... ..............................................2 9
Cop yright ...................................................... 32 Occup
antsafety.... .....................................33
Re stra int system .............................. .............3 3
Sea tbel ts<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 35
Airb ags<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 40
Ro llbar .........................................................4 7
PRE-S AFE®
sy stem ....................................... 48
Saf elytranspor tingchildr enintheve hi‐
cle ...... ..........................................................4 9
No teson pets intheve hicle ............ .............5 8 Opening
andclosing .................................. 59
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 59
Door s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 62Tr
unk ............................................................ 66
So fttop........................................................ 72
Sid ewi ndo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 77
Anti-t heftpr otect ion .....................................8 1 Seats
andstowing ..................................... 83
No teson thecor rect driver's seatpos i‐
tion <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011>.......83
Sea ts<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011>....83
St eer ing wheel ..............................................9 3
Eas yentr yand exitfeatur e...........................9 4
Oper ating thememor yfunc tion .................... 95
St ow agear eas .............................................. 97
Cup holder.................................................. 102
Ashtr ayand cigarette light er.......................1 03
Soc kets ........... ............................................ 103
Wi reless chargin gof themobile phone
and connect ionwithth eex terior ant enna ..104
Ins talling andremo ving thefloor mats ........ 105 Light
andvisibili ty................................... 107
Ext eriorlighti ng............. .............................107
Int erior ligh ting ............................................ 112 2
Contents

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
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

Fu
nction ofActiv eSpe edLimit Assist If
speed limitch ang ebe tween 12mp h
(20 km/ h)and 80mph(1 30 km/h) isde tected
and theaut omatic adoptionofspeed limitsis
activ e,itwill beaut omaticall yadop tedas the
st or ed speed (/page19 2).
The driven spee dis adju sted when theve hicle is
le ve lwit hth etraf fic sig nat thelat est.In the
case ofsig ns indi cati ngentr yint oan urb anarea ,
th espeed isadap tedaccor dingtothespeed
per mitt edwithin theurban area. The speed limit
displa yin theIns trument Displayis alw aysupda ‐
te dwhen theve hicle isleve lwit hth etra ffic sign .
If th er eis no speed restriction onanunlimited
st re tchof road (e.g.on afree wa y), there com‐
mend edspe edisau tomatical lyadop tedas the
st or ed speed. Thesystem uses thespeed stor ed
on anunlimit edstre tchof road asthere com‐
mend edspe ed. Ifyo udo notalt er thestor ed
speed onanunlimit edstre tchof road, there c‐
omme ndedspeedis80 mph(1 30 km/h) .
If Ac tiveDis tance AssistDIS TRONI Cha sbe en
pu tint opa ssi ve mode bypressing theaccelera ‐to
rpeda l,onl yspee dlimi tswhi charehigh er
th an these tspeed areadop ted.
Obser vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 150).
Sy stem limit s
The system limits ofTraf fic Sign Assistappl yto
th ede tection oftraf fic sig ns (/ page 191).
Spee dlimits below 12mp h(2 0km/h) areno t
au tomatical lyadop tedby thesy stem asthe
st or ed speed. Temp orar yspeed restrictions (e.g.
fo ra cer tain tim eor due towe ather condition s)
can notbe proper lyde tected bythesy stem. The
maximum permissible speedapplying toave hi‐
cle withatrailer isno tde tected bythesy stem.
Ad jus tth espeed inthese situation s. &
WARNIN GRisk ofacci dent dueto Active
Spe edLimi tAssi stadap tingth eve hicle's
speed
The speed adoptedby ActiveSpe edLimi t
Assi stma ybe toohigh orincor rect insome
indi vidualcase s,su ch as: R
atspee dlimit sbelo w12 mp h(2 0km/h)
R inwe tcond itions orinfog
R when towing atrailer #
Ensur eth at thedr iven speed complies
wit htraf fic re gulations. #
Adjus tth edr iving speed tosuit current
tr af fic and weather condition s. Fu
nction ofrout e-base dspee dadap tation When
ActiveDis tance AssistDIS TRONI Cis acti ‐
va ted, theve hicle speed willbeadap tedaccor d‐
ing lyto thero uteev ent sahead. Dependingon
th edr ive pr og ram sele cted, theve hicle negoti‐
at es aro uteeve ntaheadin afue l-saving, com ‐
fo rtable ordynam icman ner.When thero ute
eve nthasbe en passe d,theve hicle acceler ates
ag ain tothestor ed speed. Thesetdis tance to
th eve hicle infront, vehicles detected aheadand
spe edrestrictions aheadar eta ke nint oacco unt.
Ro ute-based speedadap tatio ncan beconf ig‐
ur ed inthemultimedia system (/ page16 6). Dr
iving and parking 16
5

The
brak eapplication canbeinterru pte dat
an ytime, forex am ple, bysteer ing slightl yin
th eopposit edir ect ion. #
Alw aysmak esur eth at ther eis suf fi‐
cie ntdist anc eto theside forot her traf‐
fi c or obs tacle s. &
WARNIN GRisk ofacci dent despite Lane
Ke eping Assist
Lane Keeping Assistcann otalw aysclear ly
de tect lane mar kings .
In such case s,Lane Keeping Assistcan:
R givean unnec essarywa rning
R notgiv eawa rning #
Alw ayspa ypar ticular attention tothe
tr af fic situ ation and keep within the
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 markings aresho wningreen
in theassis tance grap hic.
% Dep endingonthecount ry,yo uma yha ve to
pr ess and hold thebutt ontodeactiv ate. Se
tting thesensit ivityof Activ eLan eKe ep‐
ing Assis t
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. Ve
hicl eto wing instruct ions
The vehicle isno tsuit able forth euse oftow bar
sy stems that areused forflat towing ording hy
to wing, forex am ple. Attach ing and using tow bar
sy stems canlead todamag eon theve hicle.
When youar eto wing ave hicle withto w bar sys‐
te ms, safedr iving charact eristic scan notbe
guar anteed forth eto wing vehicle ortheto we d
ve hicle. Thevehicle-tr ailercombination may
sw erve from side toside. Complywithth eper‐
mitt edtowing methods (/page356) andthe 200
Driving andparking

#
Mak esur eth at no wind shieldwa sher
concen trat espills outnext to thefiller
open ing. #
Remo vecap 1bytheta b, place ontheedg e
of thefiller open ingand engagein place. #
Addwa sher fluid. Ke
eping theair -water duct free #
Keep thear ea between thehood andthe
winds hieldfree ofdepos its,e.g .ice, snow
and leaves. Cleani
ngand care Inf
ormat iononwashing theve hicl ein acar
wa sh &
WARNIN GRisk ofacci dent dueto
re duced braking effect afte rwa shing the
ve hicle
The braking effect isreduced afte rwa shing
th eve hicle. #
Afterth eve hicle hasbeen washed,
br ak ecar efully whilepaying attention to
th etraf fic condi tions untilth ebr aking
ef fect hasbee nful lyrestor ed. *
NO
TEDama gefrom automatic braking If
one ofthefo llo wing functionsis switc hed
on, theve hicle brak es aut omatically incer‐
ta in situat ions:
R ActiveBr ak eAssi st
R ActiveDis tance AssistDIS TRONI C
R HOLD functio n
R ActivePa rking Assist
To avo iddamag eto theve hicle, deactiv ate
th ese systems inthefo llo wing orsimilar sit‐
uation s: #
Dur ing towing #
Inacar wash *
NO
TEDama gedue touns uitable car
wa sh #
Beforedr iving intoacar wash mak e
sur eth at thecar wash issuit able for
th eve hicle dimensions. 33
4
Maint enance andcare

te
ry.Begi nea ch tim ewi th thecon tacts on
yo ur ow nve hicle firs t. #
Afterre mo ving thejum per cable/c harging
cable, closecover3 ofposi tiveclam p4.
Fu rther information canbeobt ained ataqu ali‐
fi ed specialis two rkshop. Re
plac ingthe 12Vbatt ery #
Obs erve theno teson the12 Vbatt ery
(/ page35 1).
Mer cedes-Benz recomme ndsthat youha ve the
12 Vbatt eryre placed ataqu alif ied spec ialist
wo rkshop, e.g.atan aut hor ized Mercedes-Benz
Cent er.
Obser vethefo llo wing notesif yo uwa ntto
re place thebatt eryyo urself :
R Alw aysre place afa ulty battery wit habatt ery
whic hmee tsthespecif icvehicle requ ire‐
men ts.
The vehicle iseq uipped withan AGMtech nol ‐
ogy batter y(A bso rbentGlas sMa t)or alith ‐
ium-io nbatt ery. Fu llve hicle functionality is onl
yguar anteed withan AGMbatt eryor lith‐
ium-ion battery. Fo rsaf etyre ason s,
Mer cedes-Ben zre comme ndsthat youon ly
use batteries whic hha ve been tested and
appr ovedfo ryo ur vehicle byMer cedes-Ben z.
R Carryove rde tach able parts,suc has vent
hos es,elbo wfitting orterm inal covers from
th ebatt erybeing replaced.
R Mak esur eth at theve nt hos eis alwa ys con‐
nect edtotheor iginal opening ontheside of
th ebatt ery.
Ins tallan yex istin gor supplied cellcaps.
Ot her wise, gases orbatt eryacid could
escape.
R Mak esur eth at detach able partsarere con‐
nect edinthesame way. To
w star ting ortowing away Pe
rm itted towing methods *
NO
TEDama gefrom automatic braking If
one ofthefo llo wing functionsis switc hed
on, theve hicle brak es aut omatically incer‐
ta in situat ions:
R ActiveBr ak eAssi st
R ActiveDis tance AssistDIS TRONI C
R HOLD functio n
R ActivePa rking Assist
To avo iddamag eto theve hicle, deactiv ate
th ese systems inthefo llo wing orsimilar sit‐
uation s: #
Dur ing towing #
Inacar wash Mer
cedes-Benz recomme ndstransp orting your
ve hicle inthecase ofabr eakdo wn,rath er than
to wing itaw ay. 356
Breakdo wnassis tance

Fo
rto wing, useato w rope ortow bar withbo th
axle son thegr ound. Donotuse tow bar systems
(/ page200).
* NO
TEDama getotheve hicle duetotow‐
ing away inc orrectly #
Obs erve theins truction sand noteson
to wing away. To
tow wit hara ised axle: towing should be
per form ed byato wing company. Ve
hicl eswith automatic transmiss ion
Bo th axle son
th egr ound Ye
s,maximum 31mile s
(50 km) at31 mp h(5 0km/h)
Fr ont axle
ra ised No
Re ar axle
ra ised Ye
s,ifth esteer ing wheel is
fi xe din thecent erposition
wit hast eer ing wheel lock To
wing theve hicl ewith both axle son the
gr ound #
Obser vetheno teson theper mitt edtowing
me thods (/page356). #
Mak esur eth at thebatt eryis con nect edand
ch arge d.
When thebatt eryis disc harged, thefo llo wing
act ions cannotbe per form ed:
R theengine cannotbe star ted
R theelectr icpar king brak ecann otbe released
or applied
R theaut omatic transmiss ioncann otbe shif ted
to position 005Cor005D
% Ifth eaut omatic transmiss ioncann otbe shif‐
te dto position 005C,orthemultifunc tiondis‐
pla yin theins trument clusterdoes notsho w
an ything, have theve hicle transpor tedaw ay
( / pag e358). Atowing vehicle withlifting
eq uipment isrequ ired forve hicle transpor ta‐
tio n. *
NO
TEDama gedue totowing away at
exc essiv elyhigh speeds orove rlong dis‐
ta nces The
drivet ra in could bedamag edwhen tow‐
ing atexc essiv elyhigh speeds orover long
dis tances. #
Atowing speed of30 mph(50 km/h)
mus tno tbe exc eeded. #
Atowing distan ceof30 miles(50 km)
mus tno tbe exc eeded. &
WARNIN GRisk ofacci dent whento wing
a ve hicle whichis toohea vy
If ano ther vehicle istow- star tedor towe d
aw ay,its weight mustno texc eed theper mis‐
sible gross mass ofyour ow nve hicle, other‐
wise thefo llo wing could occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nro llo ver. #
Ifano ther vehicle istow- star tedor
to we daw ay,its weight mustno texc eed Br
eakdo wnassis tance 35
7