brake MERCEDES-BENZ S-CLASS CABRIOLET 2020 Owner's Manual

loads,
sticke rs,fo ilor foils toprotect agains t
st one chipping .Ad dition allicense platebr ac ket
can like wise impair thefunc tion oftheultr asonic
sensor s.In theeve ntofdama getothebum pers
or radiat orgrill, orfollo wing acollis ionimpact ing
th ebum persor radiat orgrill, have thefunc tion
of thesensor sch eckedat aqu alif ied spec ialist
wo rkshop. Ifth esensor sar edamag ed,some
dr iving systems anddriving safetysy stems may
no long erfunc tion proper ly. Ov
ervie wof driving systems anddriving
saf etysy stems In
this sect ion, youwill find informa tionab ou t
th efo llo wing drivin gsy stems anddriving safety
sy stems:
R 360° Camer a(/ page19 9)
R ABS (Anti-loc kBrak ingSyst em)
(/ page16 3)
R ActiveDis tance AssistDIS TRONI C
(/ page 174)
R AIR BODY CONTR OL(/ page18 8)
R ActiveBr ak eAssi st(/ pag e16 7) R
ActiveLa ne Keeping Assist(/ page21 7)
R ATTENTION ASSIST(/ page208)
R BAS(Bra keAssis tSys tem) (/ page16 4)
R Hill StartAs sis t(/ page18 7)
R EBD (Electr onicBrakefor ce Dis tribution)
(/ page16 7)
R ESP ®
(El ectr onicSta bility Program)
(/ page16 4)
R ESP ®
Cr ossw indAssis t(/ page16 6)
R ActiveSpe edLimi tAssi st(/ pag e17 8)
R HOLD function (/page18 7)
R STEER CONTR OL(/ page 167)
R ActiveSt eer ing Assis twit hre scue lanefunc‐
tion (/page18 1)
R Nigh tVi ew Assi st(/ pag e21 2)
R ActiveEmerg encyStop Assis t(/ page18 4)
R ActivePa rking Assist(/ page202 )
R Parking AssistPA RK TRONI C(/ page19 1)
R Rear vie wcam era(/ page19 6)
R ActiveLa ne Chang eAssi st(/ pag e18 3) R
Cruis econtr ol(/ page 172)
R Blind Spo tAssi stand ActiveBli nd Spo tAssi st
( / pag e21 4)
R Traf fic Sign Assist(/ pag e209) Fu
nction ofABS The
Anti-loc kBr ak eSy stem (ABS )re gulat esthe
br ak epr essur ein critical driving situation s:
R Dur ing braking, e.g.atfull brak eapplication
or insuf ficie nttiretracti on, thewheels are
pr eve nted from lock ing.
R Vehicle steer ability whilebraking isensur ed.
If ABS interve nes when braki ng, youwill feel a
pulsing inthebr ak epedal. Thepulsating brak e
pedal canbeanindicat ionofhazar dous road
con dition sand canserveas are minder totake
ex tra car ewh ile dr ivi ng.
Sy stem limit s
R ABSis act ive from speeds ofappr ox.5 mp h
(8 km/ h).
R ABSma ybe impair edorma yno tfunc tion ifa
malfunc tionhasoccurredand theye l‐ Dr
ivin gand parking16
3

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Place theKey inthe
Marked SpaceSeeOpera-
tor's Manual *S
mar tKey detection ismal functi oning. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Place theSmar tKey inthemar kedspace forst ar tin gth eengine withth eSmar tKey (/ pag e13 6).
Á
Don't ForgetYour Key *A
warning tone also sou nds. Thismes sage reminds youto take your keywit hyo uwhen youlea vetheve hicle. Sof
tto p Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0059 While station ary,apply the
brakes beforeoperating
the soft top. *T
hevehicle isstatio naryand youtry to open orclose thesof tto p. #
Depr essthebr ak epedal. #
Push orpull thesof tto pswitc hag ain until thesof tto pis fully open orclosed. Displa
ymessag esand warning/ indic ator lam ps 439

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
To switch engine off,press
and hold Start/S topbut-
ton foratleast 3secs. or
press 3times. *Y
ouhave pressed thest ar t/ stop butt onwhile driving. #
Information aboutswitchingoffth eengine whiledriving (/page13 6).
00B6 Fuel Level Low *T
hefuel supply hasdropped intoth ere ser verang e. #
Refuel .
00B6
Ga sCa pLoose *T
hefuel filler cap isno tclos edcor rectly orthefuel system isleaking. #
Close thefuel filler cap. #
Ifth efuel filler cap wasalr eady proper lyclosed :con sult aqu alif ied spec ialistwo rkshop. Tr
ansmis sion Di
spla ymessag es
Possible causes/conseq uencesand0050 0050
Solutions
Apply Brake toShift from
'P' *
Yo uha ve attem pte dto shif tth etra nsmiss ionout ofpar kposition 005Dand intoano ther tra nsmiss ionposition . #
Depr essthebr ak epedal. #
Select transmiss ionposition 005B,005Eorneutr al005C. 450
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
To Deselect Por N,
Depress BrakeandStart
En gine *
Yo uha ve attem pte dto shif tth etra nsmiss ionout ofpar kposition 005Dorneutral 005Cand intoano ther tra nsmiss ion
position . #
Depr essthebr ak epedal. #
Chang eth etra nsmiss ionposition . #
Startth eengine.
Only Shift to'P' when Vehi-
cle isStationary *
Pa rk position 005Dcan beeng aged onlywhen theve hicle isstatio nary. #
Tostop, depr essthebr ak epedal. #
Shif tth etra nsmiss iontopar kposition 005Dwhile theve hicle isstatio nary.
App lyBra ketoShi ftto 'R' *
Youha ve attem pte dto select transmission position005E. #
Depr essthebr ak epedal. #
Select transmiss ionposition 005E.
Driver 'sDoor Open &
Transm issionNotinPRisk
of Vehicle RollingAway *
The driver's door isno tfully closed andtransmiss ionposition 005B,005Eorneutr al005C isselect ed. #
Select parkposition 005Dwhen switchingoffth eve hicle.
Shift to'P' or'N' toStart
Engin e *
Youha ve attem pte dto star tth eengine intransmission position005Bor005E. #
Depr essthebr ak epedal. #
Select parkposition 005Dorneutral 005C. #
Startth eengine. Displa
ymessag esand warning/ indic ator lam ps 45
1

Br
ak es Di
spl aymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0049 (US Aonl y)
0024 (Canada only)
Parking BrakeSeeOpera-
tor's Manual *
The yello w0024 indicator lam pis lit. The elect ric pa rking brak eis malfun ctionin g.
To appl y: #
Swi tchth eignition offand switc hit bac kon. #
Appl yth eelectr icpar king brak emanually (/page16 0).
If it is no tpo ssi ble to appl yth eelectr icpar king brak e: #
Consult aqu alif ied spec ialistwo rkshop. #
Wher enecessar y,also secureth epar kedve hicle agains tro lling away.
* The yello w0024 indicator lam pand there d0049 (USAonl y)or 0024 (Canada only)indicat orlam par elit. The elec‐
tr ic par kingbr ak eis malfunc tioning.
To release: #
Swit chtheignition offand switc hit bac kon. #
Release theelectr icpar king brak emanually (/page16 0).
or #
Release theelectr icpar king brak eaut omaticall y(/ page16 0).
If it is still no tpossible torelease theelectr icpar king brak e: #
Donotcon tinue driving under anycir cums tances. Consu ltaqu alif ied spec ialistwo rkshop. 45
4
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0049 (US Aonl y)
0024 (Canada only)
Please Release Parking
Brake *
The red0049 indicat orlam p(US Aonl y)or 0024 indicat orlam p(Canada only)isflashin g.
The electric par kingbr ak eis applied whileyouar edr ivin g:
R Aco ndi tionfo rau tomatic release oftheelectr icpar king brak ehas notbeen fulfilled (/page16 0).
R Youar eper form ing emer gency braki ng using theelectr icpar king brak e(/ page16 0). #
Che ckthecon ditions forau tomatic release oftheelectr icpar king brak e. #
Release theelectr icpar king brak emanually . Displa
ymessag esand warning/ indic ator lam ps 45
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0049 (US Aonl y)
0024 (Canada only)
Turn Onthe Ignit ionto
Release theParking Brake *
The red0049 (USAonl y)or 0024 indicat orlam p(Canada only)islit.
Yo uha ve attem pte dto release theelectr icpar king brak ewit hth eignition switchedoff. #
Switc hon theignition .
0027 (US Aonl y)
004D (Canada only)
Check BrakeFluid Level *T
her eis insuf ficie ntbrak efluid inthebr ak efluid reser voir. &
WARNIN GRisk ofan acci dent dueto low brak efluid leve l
If th ebr ak efluid leve lis toolow, thebr aking effect and thebr aking charact eristic sma ybe impair ed. #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.
Do notcontinu edr ivi ng und eranycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. #
Donotadd brak efluid. 458
Displaymes sagesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions.Do notcontinu edr ivi ng und eranycir‐
cums tances. #
Donotad dbr ak efluid. #
Con sult aqu alif ied spec ialistwo rkshop.
0026 Check BrakePadsSee
Operator's Manual *T
hebrak epads have reac hed thewe arlimit . &
WARNIN GRisk ofacci dent dueto restrict ed braki ng powe r
When thebr ak epads have reac hed their wearlimit ,th ebr aking powe rma ybe restrict ed. #
Drive on car efu lly. #
Have thebr ak esy stem checkedimmediat elyat aqu alif ied spec ialistwo rkshop. #
Consult aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 459

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Drive on car efull y. #
Con sult aqu alif ied spec ialistwo rkshop immediat ely.
Active BrakeAssi stFunc-
tio ns Curre ntly LimitedSee
Ope rator' sMa nua l *
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 (/page16 7). #
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.
Act ive Brak eAssist Func-
tion sLimited SeeOpera-
tor' sManual *
Ve hicl eswith Drivin gAss istanc ePa ckag e:Ac tiveBr ak eAssi stwit hcr oss- traf fic functi on,Evasi ve Steer ing
Assis tor PRE‑S AFE®
PL US ismalfunct ioning.
Ve hicl eswithout Drivin gAss istanc ePa ckag e:Ac tiveBr ak eAssi stismalfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Rada rSensors DirtySee
Operator's Manual *T
heradar sensor system ismalfunct ioning.Possible causes:
R Dirton thesensor s
R Hea vyrain or sno w
R Extende dcou ntrydr ivi ng without other traf fic, e.g. inthedeser t Displa
ymessag esand warning/ indic ator lam ps 47
3

Batt
ery
Ch arging (Remo teOnline) .................... 137
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 64
Batt ery
see Battery(v ehi cle)
Batt ery(v ehi cle) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 380
Ch arging <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 379
Char ging(R emo teOnline) .................... 137
No tes ................................................... 375
No tes(s ta rting assis tance and
ch argin g) .............................................3 77
Re placing ............................................ 380
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....379
Tr ickle charge r..... ...... ..........................161
Bel t
see Seatbel t
Bli nd Spo tAs sist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 214
Ac tivati ng/d eactiv ating ........... ............216
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>214
Sy stem limit ations ........................... ....2 14
Blue tooth®
<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 260
Ac tivati ng/d eactiv ating ........... ........... .260
Inf ormatio n....... ................................... 260 Blue
tooth®
audio
Ac tivati ng ........... ................................. 337
De-a uthor izing (de-r egiste ring) the
de vice .................................................. 338
Inf ormation .................................... ...... 335
Ov ervie w ........................................ .....3 36
Sear ching fora trac k ..... ......................338
Sear ching forand author izing the
de vice .................................................. 336
Select ingamedia player..... ................3 37
Swi tching device viaNFC <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 338
Br ak eAs sist System
see BAS(Br akeAssi stSystem)
Br ak efluid
No tes .................................................. 428
Br ak efo rc edis tribut ion
EB D(elec tronic brak efo rc edis tribu‐
tion )..................................................... 167
Br ak es
ABS (Anti-lock Braki ng System) ...... ..... 163
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 167
BA S(Br akeAssi stSystem) ............... ... 164
Dr iving tips............. .......................... ...140 EBD
(electr oni cbr ak efo rc edis tribu‐
tion )..................................................... 167
HOLD functio n............ .........................187
Limit edbraking effect (sa lt-tr eated
ro ads) .................................................. 140
Ne w/r epla ced brak epad s/brake
discs .................................................... 138
No teson breaking-in ane wvehicle ..... 138
Br akin gass ista nc e
see BAS(Br akeAssi stSystem)
Br eakdo wn
Changing awheel ................................. 414
Ov ervie wof thehelp functions.............. 18
Ro adside Assis tance <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .....23
To w- star tin g........................................ 385
To wing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 381
Tr ans portingth eve hicle ......................3 83
Br eakdo wn
see Flat tire
Bur mes ter®
high-e ndSur round soun d
sy stem
Ad jus ting thebalance/f ader............... 348
Ad jus ting thesound optimiz ation ........ 348 502
Index