ESP MERCEDES-BENZ S-CLASS CABRIOLET 2021 Repair Manual

If
Traf fic Sign Assistcanno tde term ine thecur‐
re nt ma ximu mperm issible speed(e.g.dueto
missi ngsigns), thefo llo wing displa yappear sin
th eIns trument Display: This
isdispla yedcon tinuousl yif th eve hicle isin
a countr ywher eTr af fic Sign Assistisno tsup‐
por ted. Traf fic Sign Assistisno tav ailable inall
coun tries.
% Alsoobse rveth einf ormation ondispla ymes‐
sag esinTraf fic Sign Assist(/ pag e40 7).
Sy stem limit s
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifth er eis poor visibility ,e.g. due toinsuf fi‐
cie ntillu mina tionofthero ad, ifth er ear e
highl yva riable shade condition sor inrain,
sno w,fogor hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
di re ct sunli ght orreflect ions. R
Ifth ewindshield inthear ea ofthemultifunc ‐
tion camer ais dir ty,or ifth ecamer ais fog‐
ge dup, damag edorcovered.
R Ifth etra ffic sign sar ehar dto detect, e.g. due
to dir tor sno w,because they areco vered, or
due toinsuf ficie ntlighti ng.
R Ifth einf ormation inthena vig ation system's
digit almap isincor rect or out-of-da te.
R Ifth esigns areambiguous, e.g.traffic sign s
on con stru ction sites orinad jacent lanes.
R Ifyo utur nshar ply, when passin gtraf fic sig ns
ou tsid eth ecamer a'sfield ofvision.
Se tting Traf fic Sign Assis t
Re quirement s:
R Foraut omat icado ption ofspeed limits:
Ac tiveDis tance AssistDIS TRONI Cis acti va‐
te d. Multimedia
system:
4 Vehicle 5
k Assist ance
5 Traffic SignAssist
Ac tiv atin gor deac tivatin gaut omati cadop ‐
tio nof spe edlimits #
Select LimitAdo ption. #
Activate0073 ordeacti vate 0053 thefunc tion.
The speed limitsdetected byTraf fic Sign
Assi stareaut omat icallyadop tedby Active
Dis tance AssistDIS TRONI C.
Di spl aying detected traf fic signs inthe
med iadis pla y #
Select Display inCOMA ND. #
Activate0073 ordeacti vate 0053 thefunc tion.
% Ifone ofthefo llo wing systems isactiv ated,
th ede tected spe edcan bemanu ally ad op ted
as thespeed limit:
R ActiveDis tance AssistDIS TRONI C
R Cruise contr ol
Fu rther information (/page16 3). 19
2
Driving and parking

Ad
jus tingthe type ofwa rning #
Selec tVisual &Audible ,Visual orNon e.
Ad jus tingthe warning threshold
This value determ ines thespeed atwhic ha
wa rning isissued whenexceeded. #
Select Warning Threshold. #
Setth edesir edspeed. Night
View Assis t Fu
nction ofNight View Assis t Wi
th theaid ofcamer a2, Night View Assi st
helps youto recogni zethecour seofthero ad or
obs tacle sin thedar k.The multifunct iondispla y
th en sho wsamon ochrome imageof thesur‐
ro und ingarea infron tof theve hicle. Infrared camer
a1 helps detect ped estria ns and ani‐
mal s.
Nig htView Assi stisonl yan aid. Thedriver is
re sponsible forth edis tance totheve hicle in
fr ont, forve hicle speed, forbr aking ingood time
and forst ay ing inlane.
% Asinfrare dlight isno tvisible tothehuman
ey e, Night View Assi stcan remain activated
when ther eis onc oming traf fic.
The infrared headlam psswi tchon inthe
dar kfrom speeds ofappr oximat ely5 mp h
(1 0 km/ h).This means that, while statio n‐
ar y, yo udo notha ve thefull visual rang eand
canno tch eckwhe ther Night View Assi stis
wo rking.
Sy stem limita tions
Night View Assi stcanno tdi spl ayobject sdir ectl y
in front ofor directl yne xt to theve hicle. Itma y
be thecase that obj ect sar ehigh light edaswell
as pedes trians oranimals .
The system maybe impair edorma yno tfunc tion
in thefo llo wing instances:
R inpo or vis ibility ,e.g .sno w,rain, fogor hea vy
spr ay. Dr
iving and parking 19
3

%
The infrared headlam psaredeactiv ated at
speeds below3mp h(5 km/h) .The Night
Vi ew imag econ tinues tobe displa yeduntil
yo uswit chitof fby pressing button1.
Switc hingautomat icactiv ation on/of f
Re quirement s:
R Pedes trian detection isacti ve(/ pag e19 4).
R The roadw ayisno tlit.
R The speed isat leas t37 mph(60 km/h).
If all there qu iremen tsarefulf illed, thenight
vision imageis aut omaticall ysho wninthemulti‐
func tion displa yas soon aspeople oranimals
ar ede tected.
Mu ltimed iasystem:
4 Vehicle 5
k Assist ance
5 Aut. Night ViewAssist #
Activate0073 ordeacti vate 0053 thefunc tion.
Spo tlight function
The spotlight function isan additional function
fo rNight View Assi st.It ru ns inthebac kground
and flashes theheadlam psatdetected per sons wi
th four sho rtim pulses. Thisattracts thedr iv‐
er's attent ion toappr oachingpedes trians .
Displ ayintheassis tance graphic 1
Spotligh tfunction switched onbut notoper ‐
ating
2 Spotligh tfunction switched onand oper ating The
pedestria n symb olintheassis tance grap hic
ind icatesth est atus ofthespo tlight function.If
th epedes trian symbol isdispla yeddar k1, the
function isswi tched on.Ifth esymbol isdis‐
pla yedbr ight 2,thecon ditions forth eSpo tlight
func tion arealso fulfilled.
Sy stem limita tions
The spotlightfun ction does notflash atanim als.
The spotlight function isno tact ive or isact ive
on lyto alimit edextent if:
R Youar edr ivin gin cit ytraf fic.
R The pedestria ns are loca tedin thear ea ofan
onc oming vehicle orave hicle infront.
Ac tiv atin g/deac tivatin gthe spotlight func ‐
tio n
Re quirement s:
R Pedes trian detection isacti ve(/ pag e19 4).
R Thero adw ayisno tlit.
R The speed isat leas t37 mph(60 km/h).
R AdaptiveHig hbeam Assis tPlus isswit ched
on. Dr
iving andparking 19
5

If
all there qu iremen tsarefulf illed, theheadlam p
fl ashes four sho rtpulses atapedes trian detec‐
te don ornear tothero adw ay.
Multimedia system:
4 Vehicle 5
÷ 5
Light Setting s
5 Spot light #
Activate0073 ordeacti vate 0053 thefunc tion. Blind
SpotAssis tand Activ eBli nd Spo t
As sist Fu
nction ofBlind SpotAssis tand Activ e
Bli nd Spo tAs sist
Bli nd Spo tAssi stuses twolat eral, rear-facin g
ra dar sensor sto monit orthear ea up to130ft
(40 m)behind and10ft(3 m) direct lyne xt to
yo ur vehicle.
If ave hicle isde tected atspe eds aboveappr ox‐
imat ely8 mp h(12 km/h) andthis vehicle subse‐
qu ent lyent ersth emonit oring rang edire ctly next
to your vehicle, thewa rning lam pin theoutside
mir rorlig hts upred.
If ave hicle isde tected clos eto your vehicle in
th elat eral monit oring rang eand youswit chon th
etur nsignal indicat orinthecor responding
dir ection, awa rning tone sou nds once .The red
wa rning lam pin theoutside mirrorflashes .If th e
tur nsigna lind icatorre mains switchedon,all
ot her detected vehicles areindicat edonlyby the
fl ashin gof there dwa rning lam p.
If yo uove rtak eave hicle quickl y, no warning is
giv en. &
WARNIN GRisk ofacci dent despite Blind
Spo tAssi st
Bli nd Spo tAssi stdoes notre act tovehicles
appr oaching andovertakin gyo uat agr ea tly
di ffer ent speed.
Blind SpotAssis tcann otwa rndriver sin this
situat ion. #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation and maintain asaf edis‐
ta nce attheside oftheve hicle. Obser
vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 150). Sy
stem limit s
Blin dSpo tAs sis tand ActiveBli nd Spo tAssi st
ma ybe limi tedin thefo llo wing situat ions:
R ifth er eis dir ton thesensor sor thesensor s
ar eobscur ed
R inpoor visibility ,e.g. due tofog, hea vyrain or
sno w
R ifth er ear enar row vehicles, e.g.bicycles or
mo torbik es
R ifth ero ad has very wide ornar row lanes
R ifve hicles areno tdr iving inthemiddle of
th eir lane
Wa rnings maybe issued inerro rwhen driving
close tocrash barrier sor similar continuous lane
bor ders.Alw aysmak esur eth at ther eis suf fi‐
cie ntdist anc eto theside forot her traf fic or
obs tacle s.
Wa rnings maybe interru pte dwhen driving along‐
side long vehicles, forex am ple truc ks,fo ra pr o‐
long edtime.
Blind SpotAssis tis no toper ationa lwhen reve rse
ge ar iseng aged. 19
6
Driving and parking

Fu
nction ofbrak eapp lication (Activ eBlind
Spo tAssis t)
If Ac tiveBli nd Spo tAssi stdetects arisk ofaside
im pact inthemonit oring rang e, acou rse-co r‐
re cting brak eap plica tion iscar ried out. This is
designed tohelp youavo idacollis ion.
The cour se-cor recting brak eap plica tion isavaila‐
ble inthespeed rang ebe twee nap prox imat ely
20 mph(30 km/h) and125mp h(200 km/h). &
WARNIN GRisk ofacci dent despite
br ak eapplication ofActiveBli nd Spo t
Assi st
A cou rse-co rrect ing brak eapplication cannot
alw ayspr eve ntacol lisi on. #
Alw aysst eer ,br ak eor accelera teyour‐
self ,espe ciallyif Ac tiveBli nd Spo t
Assi stwa rnsyo uor mak esaco urse-
co rrect ing brak eapplication. #
Alw aysmaint ainasaf edis tance atthe
sides. If
acour se-cor recting brak eap plica tion occu rs,
th ere dwa rning lam pflashes intheoutside mir‐
ro rand awa rning tone sou nds. Inadditio n,adi s‐
pl ay 1 indic atingth edang erofaside collision
appear sin themultifunc tiondispla y.
In rare case s,thesy stem maymak ean inappr o‐
pr iat ebr ak eapplication. Thisbrak eapplication
ma ybe interru pte dat anytime ifyo usteer
slightl yin theopposit edir ect ion oraccelera te.
Sy stem limit s
No tethesy stem limit ations ofActiveBli nd Spo t
Assi st;yo uma yot her wise notre cogni zethedan‐
ge rs (/ pag e19 6). Eit
her acour se-cor recting brak eap plica tion
ap propr iate to thedr iving situation ,or non eat
all, mayoccur inthefo llo wing situat ions:
R Vehicles orobs tacle s,e.g. crash barrier s,are
locat edon both sides ofyour vehicle.
R Ave hicle approaches tooclosel yon theside.
R Youha ve adop tedaspor tydriving style wit h
high corner ing speeds.
R Youbr ak eor acc elerat esign ifican tly.
R Adr ivi ng safety system interve nes, e.g.ESP ®
or ActiveBr ak eAssi st.
R ESP ®
is de acti vated.
R Aloss oftirepr essur eor afa ulty tireis
de tected.
Ac tiv atin g/deac tivatin gBli nd Spo tAs sist or
Ac tiv eBli nd Spo tAs sist
Multimedia system:
4 Vehicle 5
k Assist ance
5 Blind SpotAssist #
Activate0073 ordeacti vate 0053 thefunc tion. Dr
iving andparking 19
7

Sy
stem limit s
No lane- correcting brak eap plica tion occu rsin
th efo llo wing situat ions:
R Youcle arly and activel yst eer ,br ak eor accel‐
er ate.
R Ifadr iving safetysy stem interve nes, such as
ES P®
,Ac tiveBr ak eAssi stor ActiveBli nd
Spo tAssi st.
R Youha ve adop tedaspor tydriving style wit h
high corner ing speeds orhigh ratesof accel‐
er ation.
R When ESP®
is deactiv ated.
R Ifaloss oftirepr essur eor afa ulty tirehas
been detected and displ ayed.
If yo udeac tivateth eAc tiveLa ne Keeping Assist
wa rning and thelane marking scann otbe clear ly
de tected, itis pos siblethat no lane correcting
br ak eap plica tion take splace (/page200).
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifth er eis poor visibility ,e.g. due toinsuf fi‐
cie ntillu mina tionofthero ad, ifth er ear e highly
variable shade condition sor inrain,
sno w,fogor hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
th esun orreflect ions.
R Ifth ewindshield inthear ea ofthemultifunc ‐
tion camer ais dir ty,or ifth ecamer ais fog‐
ge dup, damag edorcovered.
R Ifth er ear eno lane marking s,or several
unc lear lane markingsarepr esen tfo rone
lane, e.g.around roadw orks .
R Ifth elane marking sar ewo rn,dar kor cov‐
er ed.
R Ifth edis tance from theve hicle infront istoo
shor tand thus thelane markings cannotbe
de tected.
R Ifth elane marking sch ang equ ickl y, e.g.
lanes branc hof f,cr oss one another or
mer ge.
R Ifth ero ad isvery nar row and wind ing.
R Vehicl eswith Drivin gAss istanc ePa ck‐
ag e:ifth era dar sensor sin there ar bum per
ar edir tyor coveredin sno wand anobs tacle is
de tected inyour lane ,no lane -cor recting
br ak eap plica tion take splace.
Ac tiv atin g/deac tivatin gAc tiv eLan eKe eping
Assis t &
WARNIN GRisk ofacci dent despite
Ac tiveLa ne Keeping Assistwa rning
A lane- correcting brak eap plica tion canno t
al wa ys bring theve hicle backint oth eor igi‐
nal lane. #
Alw aysst eer ,br ak eor accelera teyour‐
self ,espe ciallyif Ac tiveLa ne Keeping
Assis twa rnsyo uor mak esalane -cor‐
re cting brak eap plica tion. &
WARNIN GRisk ofacci dent despite inter‐
ve ntio nof ActiveLa ne Keeping Assist
Ac tiveLa ne Keeping Assistdoes notde tect
tr af fic condi tions orroad user s.The system
ma ymak ean inappr opriatebr ak eapplica‐
tion . Dr
iving andparking 19
9

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

Fu
ll-scr eenmenu s
Yo ucan displ aythefo llo wing menusinfull on
th eIns trument Display:
R DriveA ssist
R Trip #
Onthecor responding menu,useleft-hand
To uc hCon trol 2 toscr olltotheend ofthe
lis t. #
Press left-hand Touc hCon trol 2.
The selected men uwill bedispl ayedin full. Se
tting thedesig n
On -bo ardcom puter:
4 Designs
% This function isavailable onlyforve hicles
wit haWi descr eenCockpit.
The follo wing design scan beselec ted:
R Classic
R Sport
R Progres sive #
Toselect adesign: swipeupwards ordown‐
wa rdson thelef t-hand Touc hCon trol. #
Press thelef t-hand Touc hCon trol.
The Instru ment Displa ywil lbe sho wninthe
select eddesign. Se
tting thear ea foraddi tional values G-me
ter(e xa mp le)
1 Area foradd itional values
2 Indexpoint s #
Toselect displaycont ent:swipe tothe
ri ght onthelef t-hand Touc hCon trol. #
Swip eupw ards ordown wardson thelef t-
hand Touc hCon trol to select displaycont ent.
When displaycont entisselect ed,thear ea
fo radd itional values 1will brief lybe high‐
light ed.
Ind expoint s2 will displa yth eselect edlist
it em.
The follo wing displa ycon tent can beselect edin
th eClassic andSport designs:
R Tach ome ter
R Navig ation
R ECOdisp lay
R Consu mption
R G-m eter
The follo wing content can beselect edinthePro-
gressive design:
R Date
R Navig ation
R ECOdisp lay
R Consu mption
R G-m eter Ins
trument Displayand on-boar dcom puter 205

R
Green radar wavesne xt to vehicle: BlindSpot
Assis tactiv e
R ActiveDis tance AssistDIS TRONI Cdisp lays
( / pag e16 0). Ca
lling up displ ayson theTr ip menu On-
boar dcom puter:
4 Trip
% When youha ve thest yle se tto Classi c, yo u
can viewinf ormati onon thejour neyin the
lef t-hand area oftheIns trument Display. St
andar ddispla y(e xa mp le)
1 Trip dis tance
2 Totaldis tance Tr
ip com puter(exa mp le)
1 Totaldis tance
2 Driving time
3 Averag espeed
4 Averag efuel consum ption #
Toselect adispla y:swipe upwards ordown‐
wa rdson thelef t-hand Touc hCon trol.
Dis playson theTrip menu:
R Standar ddispla y
R Rangeand current fue lconsu mption
A recup erati on displ ayisalso shownforcer‐
ta in engin es.Ifth er eis onl ya small amount
of fuel leftin thefuel tank ,th edispla ywill 208
Instrument Displayand on-boar dcom puter

No
teson oper ating safety &
WARNIN GRisk ofdist ra ction from infor‐
mati onsystems andcomm unication s
eq uipment
If yo uoper ateinf ormat ionand comm unic a‐
tio neq uipme ntintegratedin theve hicle
when driving, youwill bedistract ed from the
tr af fic situ ation. Thiscou ldalso cau seyouto
lose control of theve hicle. #
Onlyoper ateth is eq uipmen twhen the
tr af fic situ ation per mits. #
Ifyo ucan notbe sur eof this, stop the
ve hicle whilstpa ying attention toroad
and traffic condi tions andoperate the
eq uipment withth eve hicle statio nary. Fo
ryo ur ow nsa fety,al wa ys obser vethefo llo w‐
ing point swhen operatingmobile communic a‐
tion seq uipmen tand espec iallyyo ur voice con ‐
tr ol system:
R Obser vetheleg alrequ iremen tsforth ecoun‐
tr y in whic hyo uar edr ivin g. R
Ifyo uuse thevo ice con trol system inan
emer gency your voice can chang eand your
te lephon ecall, e.g.anemer gency call,can
th er eb ybe unnec essarilydela yed.
R Famili arize yourself withth evo ice con trol
sy stem func tionsbef orest ar tin gth ejour ney. Oper
ation Ov
ervie wof oper ation ofthe Voice Contr ol
Sy stem onthemu ltifunct ionsteer ing wheel The
Voice Cont rolSy stem isoper ational approx‐
imat elyth irty seco ndsafte rth eignition is
switc hedon. 1
Press thero ck er switc hup: £ star ts the
Vo ice Cont rolSy stem
2 Press thecon trol: 0063 switchesthesound
of for on (ends theVo ice Cont rolSy stem)
Tu rn thecon trol up/do wn:increases/
decr eases thevo lume Vo
ice Cont rolSy stem 21
5