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

Ov
ervie wof driving systems anddriving
saf etysy stems R
ABS(Anti- lockBra king System)
(/ page15 1)
R BAS(B rake Assis tSys tem) (/ page15 2)
R ESP ®
(El ectr onic Stability Pro gram)
(/ page15 2)
R ESP ®
Cr oss wind Assi st(/ pag e15 3)
R EBD (Ele ctronic Brakeforc eDis tribution)
(/ page15 4)
R STEER CONTR OL(/ page 154)
R ActiveBr ak eAssi st(/ pag e15 4)1
R Cruis econtr ol(/ page 158)
R ActiveDis tance AssistDIS TRONI C
(/ page 160)1
R ActiveSpe edLimi tAssi st(/ pag e16 5)2 R
Route-based speedadap tatio n
(/ page 165)2
R ActiveSt eer ing Assis t(/ page16 7)2
R ActiveLa ne Chang eAssi st(/ pag e16 9)2
R ActiveEmerg encyStop Assis t(/ page17 0)2
R HillSt artAs sis t(/ page17 1)
R HOLD function (/page17 1)
R AIR BOD YCO NTR OL(/ page17 2)
R Parking AssistPA RK TRONI C(/ pag e17 4)
R Rear vie wcam era(/ page17 8)
R Surround viewcam era(/ page18 0)
R ActivePa rking Assist(/ page18 4)
R ATTENTION ASSIST(/ page18 9)
R Traf fic Sign Assist(/ pag e19 1)1
R Nigh tVi ew Assi st(/ pag e19 3)
R Blind SpotAssis tand ActiveBli nd Spo tAssi st
( / pag e19 6)1 R
ActiveLa ne Keeping Assist(/ page19 8)3 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 care while dr ivi ng.
1 Thi sfu nctio nincl udes subfu nctio nswhich ar eonly available incon junction withth eDr iving Assistance Packag e.
2 This function iscoun try- dependen tand onlyav ailable incon junction withth eDr iving Assistance Packag e.
3 This function includes subfun ction swhic har eonl yav ailable incon junction withth eDr iving Assistance Packag eor onl yav ailable dependingonthecount ry. Dr
iving and parking 15
1

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 youar etrying toopen orclose thesof tto p. #
Depr essthebr ak epedal. #
Push orpull thesof tto pswitc hag ain until thesof tto pis fully open orclosed.
0059 Conver tibleTopOperation
Possible to37 mph *I
fyo udr ive at spee dsgreat erthan 37 mph(6 0km/h), youcan notopen orclo sethesof tto p. #
Donotdr ive at speeds great erthan 37 mph(6 0km/h). #
Fully open orclos eth esof tto p.
0059 Conver tibleTopLowering *T
hesof tto pis no tfully opened orclosed. Thehydraulics aredepr essur ized. #
Fully open orclos eth esof tto p. Displa
ymessag esand warning/ indic ator lam ps 41
3

Tr
ansmis sion Di
spla ymessag es
Possible causes/conseq uencesand0050 0050
Solutions
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 ftfrom
'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.
To Deselec tP or N,
Depress Brakeand Start
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.
Apply Braketo Shift to'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. Displa
ymessag esand warning/ indic ator lam ps 423

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 (/page14 7).
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 (/page14 7).
or #
Release theelectr icpar king brak eaut omaticall y(/ page14 7).
If it is still no tpossible torelease theelectr icpar king brak e: #
Donotcon tinue driving. Consult aqu alif ied spec ialistwo rkshop. 426
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 nd ition forau tomatic release oftheelectr icpar king brak ehas notbeen fulfilled (/page14 7).
R Youar eper form ing emer gency braki ng using theelectr icpar king brak e(/ page14 8). #
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 429

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. 430
Displaymes sagesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0026 Check BrakePadsSee
Operator' sManual *T
hebrak epads have reac hed thewe arlimit . #
Con sult aqu alif ied spec ialistwo rkshop. Dr
iving systems Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
é ATTE NTION ASSISTInoper-
ative *A
TTENTION ASSISTis malfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
é ATTENTION ASSIST: Take a
Break! *A
TTENTION ASSISThas detected fatig ue oran incr easing lack ofconc entration onthepar tof thedr iver
(/ page18 9). #
Ifnece ssary,ta ke abr eak . Dis
playmes sagesand warning/ indic ator lam ps 43
1

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

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Brake Assist Func-
tions Limited SeeOpera-
tor's Manual *
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
Dr iving systems anddriving safetysy stems maybe malfunct ioningortemp orarily una vailable.
Onc eth ecause ofthepr oblem isno long erpresent ,th edr iving systems anddriving safetysy stems willbeavailable
ag ain.
If th edispla ymessag edoes notdisappear : #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Clean allsen sors(/ page340) . #
Restar tth eengine. Displa
ymessag esand warning/ indic ator lam ps 44
5

B
BA S(Br akeAssis tSy stem) .....................1 52
Batt ery
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 61
Batt ery
see Battery(v ehi cle)
Batt ery(v ehi cle) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 356
Ch arging <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 355
Ch arging (Remo teOnline) .................... 127
No tes ................................................... 351
No tes(s ta rting assis tance and
ch argin g) .............. ...............................3 53
Re placing ............................................ 356
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....355
Tr ickle charge r..... ........... .................. ...148
Bel t
see Seatbel t
Bli nd Spo tAs sist <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 196
Ac tivati ng/d eactiv ating ........... ............197
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>196
Sy stem limit ations ........................... ....1 96
Blue tooth®
<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 240
Ac tivati ng/d eactiv ating ........... ........... .240 Inf
ormatio n....... ................................... 240
Blue tooth®
audio
Ac tivati ng ........... ................................. .315
De-a uthor izing (de-r egiste ring) the
de vice .................................................. 316
Inf ormation ...................................... .... 313
Ov ervie w .......................................... ....3 14
Sea rching fora trac k ..... ...................... 316
Sea rching forand author izing the
de vice .................................................. 314
Sel ecting amed iaplay er ......................3 15
Swi tching device viaNFC <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 316
Br ak eAs sist System
see BAS(Br akeAssi stSystem)
Br ak efluid
No tes .................................................. 402
Br ak efo rc edis tribut ion
EB D(elec tronic brak efo rc edis tribu‐
tion )..................................................... 154
Br ak es
ABS (Anti-lock Braki ng System) ...... ..... 151
Ac tiveBr ak eAssi st<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 154
BA S(Br akeAssi stSystem) ............... ... 152
Dr iving tips............. .......................... ...130 EBD
(electr oni cbr ak efo rc edis tribu‐
tion )..................................................... 154
HOLD functio n............ .........................171
Limit edbraking effect (sa lt-tr eated
ro ads) .................................................. 130
Ne w/r epla ced brak epad s/brake
discs .................................................... 128
No teson breaking-in ane wvehicle ..... 128
Br akin gass ista nc e
see BAS(Br akeAssi stSystem)
Br eakdo wn
Changing awheel ................................ 388
Ov ervie wof thehelp functions.............. 18
Ro adside Assis tance <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .....23
To w- star tin g.........................................3 61
To wing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 357
Tr ans portingth eve hicle ......................3 58
Br eakdo wn
see Flat tire
Bur mes ter®
high-e ndSur round soun d
sy stem ...................................................... 325
Ad jus ting thebalance/f ader............... 326
Ad jus ting thesound optimiz ation ........ 326 47
2
Inde x