2021 MERCEDES-BENZ S-CLASS CABRIOLET air condition

Ins
trum ent Disp layove rview &
WARNIN GRisk ofacci dent dueto an
ins trumen tdispla ymalf unction
If th eIns trument Displayhas failed ormal‐
func tioned,youma yno tre cogni zefuncti on
re strictions applyi ngtosaf etyre leva nt sys‐
te ms.
The oper ating safetyof your vehicle maybe
im pair ed. #
Drive on car efull y. #
Have theve hicle checkedimmediat ely
at aqu alif ied spec ialistwo rkshop. Mer
cedes‑AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yfa ilto rec‐
ogni zedangers.
If th eoper ating safetyof your vehicle is
im pair ed,parkth eve hicle safelyas soon aspos‐
sible. Contactaqu alif ied spec ialistwo rkshop. Ins
trument Display 1
Speedome ter
2 Multifunction display
3 Tach ome ter
4 Coolan tte mp eratur ega ug e
5 Fuelleve land fuel filler flap locatio nind ica‐
to r
% This displa yis an exam ple. Other displa ys
ar eposs ibleinstead oftach ome ter3.
The segments inspee dome ter1 indica tethe
sy stem status forth efo llo wing:
R Cruise control (/ page15 8) R
ActiveDis tance AssistDIS TRONI C
(/ page 160)
Ve hicl eswith Traf fic Sign Assis t:De tected
ins tructi ons and traf fic sig ns willap pea ron the
speedome ter(/ page19 1).
* NO
TEEngi nedama gedue toexc essiv ely
high engine speeds The
engine willbedamag edifyo udr ive wit h
th eengine intheov errevving rang e. #
Donotdr ive wi th theengine intheove r‐
re vving rang e. The
overrev ving rang eis sho wninredon tach ‐
ome ter3. When theov errevving rang eis
re ac hed, thefuel suppl ywill beinterru pted to
pr otect theengine.
Dur ing normal oper ating conditions ,coolant
te mp eratur edispla y4 mayrise to248°F
(1 20 °C). 202
Instrument Displayand on-bo ardcom puter

R
freq uent operation inmount ainouste rrain or
on poor road sur faces
R whe nth eengine isoftenleft idling forlong
per iods
R oper ation inpar ticula rly dus tycond ition s
and /orif air -rec ircula tion mod eis freq uen tly
used
In these orsimilar operating conditions ,ha ve the
int erior airfilt er ,engin eair clean er,engin eoil
and oilfilt er etc. chang edmor efreq uent ly.The
tir es mus tbe checkedmor efreq uentl yif th e
ve hicle isoper ated under increased loads. Fur‐
th er information canbeobt ained ataqu alif ied
spec ialistwo rkshop. Batt
erydisconne ctionperiods The
ASSYSTPL US service interva ldisp lay
can onlycalculat eth eser vice dueda te when
th ebat tery isconnect ed. #
Notedown theser vice duedatedispla yedon
th eins trument displaybef orediscon necting
th ebatt ery(/ page32 7). Engine
compartment Ac
tiv ehoo d(pe des trian protection) Oper
ation oftheact ive hood (pedestrian pro‐
te ction )
In cer tain acc ident situations,th erisk ofinjur y
to pedes trians canbereduced bytheactuation
of theactiv ehood. Therear area ofthehood is
ra ised byappr oximat ely80 mm.
Fo rth edr ive to thewo rkshop, rese tth eactuat ed
activ ehood yourself (/page32 8).
Af terth eactiv ehood hasbeen actuat ed,pedes‐
tr ian protect ion maybe limit ed.
A qu alif ied spec ialistwo rkshop mustre stor efull
funct ionality oftheactiv ehood.
Re setting theact ive hood &
WARNIN GRisk ofburnsfrom hotcom‐
ponent partsintheengine compartmen t
Cer tain com pone ntsin theengine compart‐
ment canbevery hot,e.g. theengine, the
ra diat orand partsof theex haus tsy stem. #
Allo wtheengine tocool down and only
to uc hco mp onent partsdescr ibedin
th efo llo wing. #
With your han dflat, push down active hood
1 inthear ea around thehing eson both
sides (arrow s).
The hood musteng agein position. #
Ifth eactiv ehood canberaised slight lyat
th ere ar inthear ea ofthehing es,repeat the
st ep until iteng ages cor rectl y. 328
Maintenanc eand care

Obser
vetheno teson cleaning decorativefo ils to
avo idvehicle damag e.
Cleaning
R Forclea ning, useplenty ofwa terand amild
clea ning agent without additivesorabr asive
subs tances, e.g.a car shampooappr ovedfo r
Mer cedes-Ben z.
R Remo vedirtimmediat ely,wher epossible,
whils tavo iding rubbing toohar d.Ther eis
ot her wise arisk ofdamagi ngthedecor ative
fo ilirre par ably.
R Ifth er eis dir ton thefinis hor ifth edecor a‐
tiv efo ilis dull: usethePa int Cleaner recom‐
mend edand approve dfo rMer cedes-Benz.
R Insect remains: soakwithinsect remo verand
ri nse offth etreat edareas afte rw ards.
R Birddr oppin gs:soak withwa terand rinse off
af te rw ards.
R Toprev ent waterst ains ,dr ya fo il-wr apped
ve hicle withasof t,absorbent clothafte r
ev erycar wash. Av
oiding dama getothedecor ative fo il
R The service life and color ofdecor ativefo ils
ar eim pair edby:
- Sunl ight
- Temp eratur e,e.g. hotair blower
- Weather condition s
- Stone chipping sand dirt
- Chemic alclean ingagent s
- Oilypr oduct s
R Donotuse polish onmatt edecorativ efo il.
Po lishin gwill have theef fect of shi ning the
fo il-wr apped surface.
R Donottr ea tmatt eor stru ctur eddeco rativ e
fo ils wit hwa x.Pe rm anen tst ains mayocc ur.
Sc ratche s,cor rosiv edeposits, areas affect ed by
cor rosion anddamag ecaused byinc orrect car e
canno tal wa ys be com pletely repair ed.Insuc h
cases, visitaqu alif ied spec ialistwo rkshop.
Yo ucan obtain mor einf ormat iononcar eand
cle anin gpr oduc tsfrom themanuf acturer.
In thecase offoil-wr apped surfaces, optica ldi f‐
fe re nces mayoccu rbe twee nth esur faces that we
renotpr otect edbyadec orativ efo ilaf te r
re mo ving adecor ativefo il.
% Have wo rkor repair sto decor ativefo ils car‐
ri ed out ataqu alif ied spec ialistwo rkshop,
e.g. atan aut hor ized Mercedes-Benz Center. Cleani
ngNight View Assis t Cam
erabehi ndthewindsh ield
* NO
TEDama getothecamer alens when
cleanin g If
yo ucle an thecamer alens yourself orspra y
gl ass cleaner onthecamer alens, youco uld
damag eth ecamer alens. #
When cleanin gth efield ofvision ofthe
dr iving systems, donotspr ayglass
cle aner onthecamer alens. #
Ifth ecamer alens isdir ty,please con‐
ta ct aqu alif ied spec ialistwo rkshop. Maint
enance andcare33
7

R
beforeembar kingon along erjour ney
R ifoper ating condition sch ang e,e.g .of f-
ro ad drivin g #
Adjus tth etir epr essur eas neces sary. Ti
re pressur ewhic his toohigh ortoolow can:
R Shor tenth eser vice life of thetir es.
R Cause increased tiredamag e.
R Adversely affect drivi ng charact eristic sand
th us drivin gsaf ety, e.g. due tohydroplaning. &
WARNIN GRisk ofan acci dent dueto
insuf ficie nttirepr ess ure
Ti re swit hpr essur eth at istoolow can over‐
heat andburstas are sult.
In addition, they also sufferfr om excessiv e
and/or irre gular wear,whic hcan significan tly
im pair thebr aking proper tiesand thehan‐
dling charact eristic s. #
Avoid excessiv elylow tirepr essur esin
all thetir es, including thespar ewheel. Ti
re pressur ewhic his toolow can cause:
R Tire malfu nctions asare sult ofove rheating
R Impair edhandling charact eristic s
R Irre gular wear
R Incr eased fuelconsum ption &
WARNIN GRisk ofacci dent from exces‐
siv etir epr ess ure
Ti re swit hexc essiv elyhigh pressur ecan
bur stbecause they aredamag edmor eeasil y
by highw ayfill, po tholes etc.
In addition, they also sufferfr om irre gular
we ar,whic hcan significan tly im pair thebr ak‐
ing proper tiesand thehandling charact eris‐
tic s. #
Avoid excessiv elyhigh tirepr essur esin
all thetir es, including thespar ewheel. Ti
re pressur ewhic his toohigh cancause:
R Increased brakin gdis tance
R Impaired handl ing charact eristic s
R Irre gular wear R
Impair eddrivin gcom fort
R Sus ceptibility to damag e &
WARNIN GRisk ofacci dent caused by
re peat eddrop intirepr essur e
If th etir epr essur edr ops repeat edly,th e
wheel, valve or tirema ybe damag ed.
Insuf ficie nttirepr ess urecan causethetir es
to bur st. #
Inspect thetir efo rsigns offore ign
obje cts. #
Chec kwhe ther thewheel orvalve has a
leak . #
Ifyo uar eunab leto rectify thedamag e,
con tact aqu alif ied spec ialistwo rkshop. Yo
ucan find informa tionon tirepr ess urefo rth e
ve hicle's fact or y-ins talled tires on thefo llo wing
labels:
R Tire and Loadi ngInfo rm atio nplacar don the
B‑pil larof your vehicle (/page37 2).
R Tire pressur eta ble ontheinside ofthefuel
fi ller flap (/ page36 8). Whee
lsand tires 36
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
007A
0025
00E5 Inoperat iveSee Operator' s
Manual *
EBD ,ABS andESP®
aremalfunct ioning.
Ot her driving systems anddriving safetysy stems (e.g. BAS)ma yal so be mal functi oning. &
WARNIN GRisk ofskid ding ifEBD, ABSandESP®
are malfuncti oning
The wheelsma ybl oc kdu ring braki ng and ESP®
do es notpe rfor m anyve hicle stabiliz ation.
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distance mayincr ease. Inaddi‐
tio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. Act
ive Brake Assist Func-
tions Currently LimitedSee
Operator's Manual *
Ve hicl eswith theDr iving Assistance Packag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US arete mp orarily una vailable oronl ypar tiall yav ailable.
Ve hicl eswithout theDr iving Assistance Packag e:Ac tiveBr ak eAssi stistemp orarily una vailable oronl ypar tiall y
av ailable.
The ambie ntcon dition sar eout side thesy stem limits (/page15 4). #
Drive on.
As soo nas theambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine. 444
Display messa gesand warning/ indic ator lam ps

Dr
ivin gsaf etysy stems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0025 ABS warning lam p The
yello wAB Swa rning lam pis lit while theengine isrunning .
*ABS isma lfunctio ning.
If th er eis an additional warning tone, EBD isma lfunctio ning.
Ot her drivi ng systems anddriving safetysy stems mayalso bemalfunct ioning. #
Notethemessag eson themultifunc tiondispla y. &
WARNIN GThe reisarisk ofskidding ifEBD orABS ismalfunctioning
The wheels mayloc kdur ing braking.
The steer ability andbraking charact eristic sar ehea vilyim pair edand thebr aking distance mayincr ease. Inaddi‐
tio n,other driving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. 00E5
ESP ®
wa rning lam pflashes The
yello wES P®
wa rning lam pflashes whiletheve hicle isin mo tion.
*O neormor ewh eelsha sre ac hed itsgrip limit (/page15 2). #
Adaptyo ur drivin gst yle to suit thero ad and weather condition s. 46
4
Dis playmes sagesand warning/ indic ator lam ps

R
Ra dar and ultrasonic senso rs
Dam age ............ ................................... 150
Ra dio
Ac tivati ng ........... ..................................316
Ac tivati ng/d eactiv ating radio text ....... 319
Callin gup thest atio nlis t.....................3 18
Del eting statio ns.................................. 318
Dir ect freq uency entr y............ .............318
Dis play ing informatio n.........................3 19
Dis play ing radio text <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 319
Managing favo rite s .............................. 318
Managing statio npr ese ts.............. ...... 318
Menu (on-boar dcom puter) .................. 210
Mo ving statio ns...................................3 18
Ov ervie w .......................................... ....3 17
Sea rching forst atio ns.......................... 318
Se tting ach ann el.................................3 18
Se tting thewa veband .......................... 318
St or ing radio statio ns.......................... 318
Swi tching theHD Radio func tion
on/ off.................................................. 318
Ta gging music trac ks <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 319
Vo ice com mand s(V oice ControlSy s‐
te m) ............... ................................... ... 222 Ra
dio ope ratin gper mits <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> ..397
Ra dio station s
Dial ing(on-boa rdcom puter) ..... ...........2 10
Ra nge
DE F................................................ ...... 207
Displa ying....................................... ..... 208
Re ading light
see Interior lighting
Re alwo od (Car e)...................................... 341
Re ar climat eco ntr ol
Se tting ................................................. 120
Re ar foglam p
Switc hingon/off............................ .....1 08
Re ar vie wcamer a....... .............................178
Butt on<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>.........180
Car e................................................ .... 340
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>178
Opening thecamer aco ver(360°
Ca mer a)..... ........................................ ..183
Se tting favo rite s(360° Camer a)...... ....1 84
Re fle ctive sa fety vest <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 344
Re frig er ant (air conditioni ngsystem)
No tes .................................................. 404 Re
fueli ng
Re fuel ingtheve hicle ........................... 140
Re mo teOnline
Char ging thest ar terbatt ery ..... ...........1 27
Coolin gor heat ingtheve hicle inte‐
ri or .......................................................1 27
St artin gth eve hicle ............................. 128
Re por ting safetydef ects .......................... 27
Re scue card............................................... 28
Re ser ve
Fu el ..................................................... 401
Re setfunction (multimedia system) .....2 49
Re sidual heat...........................................1 20
Re stor ing (fact oryse ttings)
see Resetfunction (multimedia system)
Re stra int system .......................................3 3
Basi cins tructi ons forch ildr en ...............4 9
Fu nctio nin an acci dent <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .34
Fu nctio nality <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>33
Ma lfunctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>34
Pr otect ion ..............................................3 3
Re duced protect ion ...............................3 3
Sel f-tes t<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 33 Inde
x493