2021 MERCEDES-BENZ E-CLASS CABRIOLET lane assist

If
th eve hicle deviat esfrom thedir ect ion desir ed
by thedr iver ,ES P®
can stabiliz eth eve hicle by
int erve ning inthefo llo wing ways:
R One ormor ewheels arebr ak ed.
R The engine outputisadap tedaccor dingto
th esituation .
When ESP®
is deactiv ated, the00BB warning
lam plight sup con tinuousl y:
R Drivin gst abilit ywill nolongerbe improv ed.
R The drive wheels couldspin.
R ETS/4 ETStraction control isstill act ive.
% When ESP®
is deact ivat ed, youar est ill assis‐
te dby ESP ®
wh en braki ng.
Wh enthe00E5 warning lam pflashes ,on eor
se veralwheels hasreac hed itsgrip limit :
R Adaptyo ur drivin gst yle to suit thecur rent
ro ad and weather condition s.
R Donotdeac tivateES P®
.
R Onlyde pres sth eacceler ator pedal asfaras
is necessar ywhen pulling away. Dea
ctivateESP ®
in thefo llo wing situat ionsto
im prove tracti on:
R Whenusing snowch ains .
R Indeep snow .
R Onsand orgrav el.
% Spinn ingthewheels results inacutting
action, whichenhances traction.
If th e00E5 ESP®
wa rning lam plight sup con tinu‐
ousl y,ESP ®
is no tav ailable duetoamalf unction.
Obse rveth efo llo wing informatio n:
R Warning and indic ator lam ps(/ page392 )
R Disp lay mess ages (/ page343)
ET S/4ET S(Electr onicTractio nSy stem)
ET S/ 4ETS tracti oncontr olispa rtof ESP ®
and
mak esitpossible topull away and accelerat eon
a slippe ryroad.
ET S/ 4ETS can improve theve hicle's traction by
int erve ning inthefo llo wing ways:
R The drive wheels arebr ak ed individually if
th ey spin. R
Mor edr ive to rq ue istrans ferred tothewheel
or wheels withtra ction.
Inf luence ofdrive pr og rams onESP®
The drive pr og rams enabl eESP ®
to adap tto dif‐
fe re nt we ather and road con dition sas wellas
th edr iver's prefer reddr iving style. Depen dingon
th eselect eddrive pr ogr am, theappr opriate
ES P®
mode willbeactiv ated. Youcan selectthe
dr ive pr ogr ams using theDY NA MIC SELE CT
switc h(/ page15 0). Fu
nction ofESP ®
Cr osswind Assist ES
P®
Cr osswind Assistde tects sudde ngu stsof
side wind andhelps thedr iver tokeep theve hi‐
cle inthelane:
R ESP®
Cr osswind Assistis activ eat vehicle
speeds between appr ox.47 mph(7 5 km/h)
and 125mp h(2 00 km/h) whendr iving
st ra ight ahead orcor ner ing slight ly.
R The vehicle isstabiliz edbymeans ofindivi d‐
ua lbr ak eapp lication onone side. Dr
iving andparking 16
7

If
AT TENTION ASSISTis unable tocal cul ateth e
att ent ion leve land cannotissue awa rning, the
Sys tem Suspend edmes sage appear s.
If awa rning isgiv en intheIns trument Display,
th emultimedia system offers to sear chfora re st
ar ea. Youcan selectare st area and star tna vig a‐
tio nto this rest area. This function can beact iva‐
te dand deactiv ated inthemultimedia system.
If AT TENTION ASSISTis deactiv ated, theÛ
symbol appearsin theassis tance grap hicin the
Ins trument Displaywhen theengine isrunning .
AT TENTION ASSISTis activ ated aut omaticall y
when theengine isre-sta rted. The lastselect ed
sensit ivityleve lre mains stor ed.
Sy stem limit s
AT TENTION ASSISTis activ ein the37 mph
(60 km/ h)to 124mp h(2 00 km/h) speedra ng e.
Pa rticular lyin thefo llo wing situat ions,AT TEN‐
TION ASSISTonl yfunct ionsinare strict ed man‐
ner and warnings maybe dela yedor notocc ur:
R Ifyo uha ve been driving forless than appr ox‐
imat ely30 min utes. R
Ifth ero ad con dition ispoor (unevenro ad
sur face orpotholes).
R Ifth er eis ast ro ng side wind.
R Ifyo uadop ta spor tydrivin gst yle (high cor‐
ner ing speeds orhigh ratesof acceler ation).
R Ifth eSt eer ing Assis tfunc tion ofActiveDis ‐
ta nce AssistDIS TRONI Cis acti ve.
R Ifth etime hasbeen setincor rectly .
R Ifyo uch ang elane sand vary your spee dfre‐
qu ent lyIn activ edr iving situations.
The ATTENTION ASSISTdr ow siness oraler tness
assessment isrese tand restar tedwhen continu‐
ing thejour neyin thefo llo wing situat ions:
R Ifyo uswit choffth eengine.
R Ifyo uunf astenyo ur seat beltandopen the
dr iver's door (e.g.tochang edr iver sor take a
br eak). Se
tting ATTENTI ONASSIST
Multimedia system:
4 © 5
Set ting s5
Assist ance
5 Atten tion Assist
Se tting options #
Select Standard, Sensitive orOff.
Sugg esting are st area #
Select SuggestRes tArea. #
Activateor deacti vate thefunc tion.
If AT TENTION ASSISTde tects fatig ue or
incr easing lack ofatt ention ,it sugg ests a
re st area inthevicin ity. #
Select thesugg estedre st area.
Yo uar eguided totheselect edrest area. Spe
edcont rolcr uise contr ol Fu
nction ofcruise contr ol
Cr uise controlre gulat esthespeed totheva lue
selec tedby thedr iver .
If yo uacc elerat eto ove rtak e, forex am ple, the
st or ed speed isno tdele ted. Ifyo ure mo veyour Dr
ivin gand parking 17
1

Switc
hingoffcr uise contr ol #
Press N.
% Ifyo ubr ak e, deac tivateES P®
or ifES P®
int erve nes, cruise contr olisde acti vated. Ac
tiv eDi stance AssistDI ST RO NIC Fu
nction ofActiv eDi stance Assist
DI ST RO NIC
Ac tiveDis tance AssistDIS TRONI Cma intains the
se tspeed onfree-f lowing roads. Ifve hicles in
fr ont arede tected, these tdis tance ismai n‐
ta ined, ifnec essar y,unt ilth eve hicle comes toa
halt. Thevehicle acceler ates orbrak es depend‐
ing onthedis tance totheve hicle infront and
th ese tspeed. Thespeed anddistance tothe
ve hicle infront arese tand save dusing the
st eer ing wheel.
Av ailable speedra ng e:
R Vehicl eswithout Drivin gAss istanc ePa ck‐
ag e:15 mp h(20 km/h) -12 0mp h
(200 km/h) R
Vehicl eswith Drivin gAss istanc ePa ck‐
ag e:15 mp h(2 0km/h) -13 0mp h
(2 10 km/h)
Ot her featur esofActiveDis tance Assist
DIS TRONI C:
R Adjus tsthedr iving style depending onthe
select eddrive pr ogr am (fuel-sa ving,comfort‐
able ordynamic)
R Initiat esacceler ationtothestor ed speed if
th etur nsignal indicat orisswitc hedonto
ch ang eto theove rtakin glane
R Vehicl eswith Drivin gAss istanc ePa ck‐
ag e:
- React sto statio naryve hicles detected in
urb anspe edrang es (exc ep tbicy cles and
mo torcyc les)
- Take sone-sided overtakin gre strictions
int oacco untonhighwaysor on multi-lane
ro ads withsepar atero adw ays(countr y-
dependen t)
Ve hicl eswith Drivin gAss istanc ePa ckag e
and Parking Assis tPA RK TRONI C:ifth eve hicle
has been brak ed toast ands tillon mult i-lane, separ
atero adw aysby ActiveDis tance Assist
DIS TRONI C,itcan automatical lyfollo wtheve hi‐
cle infront when driving offag ain within 30sec‐
onds. Ifacr itical situation isde tected whe ndr iv‐
ing off,avis ualand acoustic warning isgiv en
indic atingth at thedr iver mus tno wtake contr ol
of theve hicle. Thevehicle isno tacceler ated any
fur ther.
Obser vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 164). 17
4
Driving and parking

Ac
tiv eDi stance AssistDI ST RO NIC displa ysin
th eins trum ent clus ter Assi
stant displa y
1 Route-based speedadap tatio n:typ eof route
eve nt(/ page 179)
2 Vehicle infront
3 Distance indicator
4 Setspe cified dist anc e
5 ActiveLa ne Chang eAssi stlane chang edis‐
pla y Pe
rm anen tst atus displa yof Activ eDi stance
Ass istDI ST RO NIC
R k (white ):Ac tiveDis tance Assist
DIS TRONI Csel ect ed,sp eci fied distance set
R k (white vehicle, green speedome ter):
Ac tiveDis tance AssistDIS TRONI Cacti ve,
specif ieddistance setand vehicle detected
R k (green) :Ac tiveDis tance Assist
DIS TRONI Cacti ve,specif ieddistance setand
ve hicle detected
R r: Route-based speedadap tatio nacti ve
( / pag e17 9).
Th estor ed speed issho wnalong withth eper‐
manen tst atus displa yand highlight edon the
speedome ter.When ActiveDis tance Assist
DIS TRONI Cis pa ssi ve,th espeed isgray ed out.
% Onhighw aysor high-speed major roads, the
gr een ç vehicle symbol isdispla yedcy cli‐
cally when theve hicle isready topull away.
% Ifyo udepr esstheacceler ator pedal beyond
th ese tting oftheAc tiveDis tance Assist
DIS TRONI C,thesy stem isswitc hedtopas‐ siv
emode. Theç Suspen dedmessag e
appear sin themultifunc tiondispla y.
Disp layon thespeed ometer
The stor ed speed ishighlight edon thespeedom‐
et er.If th espeed oftheve hicle infront orthe
speed adjustment isless than thestor ed speed
due tothero uteeve ntahead, thesegmen tsin
th espeedome terlig ht up. Deactiv ationofActive
Dis tance AssistDIS TRONI C,as wellas altera‐
tion sto thespeed duetomanua lor automatic
adop tionofthemaximum permissible speed,are
displa yedin thecon trol feedbac kof themulti‐
func tion displa yon asing leline.
Sy stem limit s
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions,fo rex am ple:
R Insnow ,ra in, fog, hea vyspr ay,if th er eis
gl ar e, indir ect sunlight oringrea tly varying
ambien tlight .
R The windsh ieldinthear ea ofthecamer ais
dir ty,fo gg ed up, damag edorcovered.
R Ifth era dar sensor sar edir tyor covered. Dr
iving andparking 17
5

R
Inpar king garage sor on roads withsteep
uphill ordownhill gradients.
R Ifth er ear enar row vehicles infront, suchas
bicy cles ormo torcyc les.
In addition ,on slipper yro ads, brakin gor acc el‐
er atin gcan caus eon eor severalwheels tolose
tr act ion and theve hicle could then skid.
Do notuse ActiveDis tan ceAssi stDIS TRONI Cin
th ese situation s. &
WARNIN GRisk ofacci dent from acce ler‐
ati on orbraki ng byActiveDis tance
Assi stDIS TRONI C
Ac tiveDis tance AssistDIS TRONI Cma yacc el‐
er ateor brak ein thefo llo wing cases ,fo r
ex am ple:
R Ifth eve hicle pullsaway usin gAc tiveDis ‐
ta nce AssistDIS TRONI C.
R Ifth estor ed speed iscalled upand is
consider ablyfa ster or slo werth an the
cur rently driven spe ed. R
IfAc tiveDis tance AssistDIS TRONI Cno
lo ng er detects ave hicle infront ordoes
no tre act toreleva nt objects. #
Alw ayscar efully observethetraf fic con‐
di tions andbeready tobrak eat all
times. #
Take intoacc ount thetra ffic situat ion
bef orecallin gup thestor ed speed. &
WARNIN GRisk ofacci dent dueto insuf ‐
fi cie ntdece lera tio nby ActiveDis tance
Assi stDIS TRONI C
Ac tiveDis tance AssistDIS TRONI Cbrak es
yo ur vehicle withup to50% ofthepossible
deceler ation.Ifth is decele ratio nis no tsu ffi‐
cien t,Ac tiveDis tance AssistDIS TRONI C
al er ts youwit havis ual and acoustic warning. #
Adjus tyo ur spee dand main tain asuit a‐
ble distance from theve hicle infront. #
Brak eth eve hicle yourself and/or take
ev asiv eact ion. &
WARNIN GRisk ofacci dent ifde tection
functi onofActiveDis tance Assist
DIS TRONI Cis impai red
Ac tiveDis tance AssistDIS TRONI Cdo es not
re act orhas alimit edreact ion:
R when drivin gon adif fere nt lane orwh en
ch ang inglane s
R topedes trians, animals, bicycles orsta‐
tio nar yve hicles, orune xpect edobs tacle s
R tocom plex traf fic condi tions
R tooncom ingvehicles andcrossing traf fic
As are sult, ActiveDis tance Assist
DIS TRONI Cma ynei ther giv ewa rnings nor
int erve ne insuch situations. #
Alw aysobser vethetra ffic con dition s
car efull yand react accordin gly. Oper
ating Activ eDi stance AssistDI ST RO NIC
Re quirement s:
R The elect ric pa rking brak eis released.
R ESP®
is act ivat ed and isno tint erve ning . 17
6
Driving and parking

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 theacceler a‐
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 164).
Sy stem limit s
The system limits ofTraf fic Sign Assistappl yto
th ede tection oftraf fic sig ns (/ page 190).
Spee dlimits below 12mp h(20 km/h) areno t
aut omaticall yadop tedby thesy stem asthe
st or ed speed. Temp oraryspeed 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(20 km/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 an eco nomi cal,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.
Yo ucan activat eand deac tivatero ute-based
spee dadap tatio nin themultimedia system
(/ page18 0).
The follo wing routeeve nts areta ke nint o
acco unt:
R Curves
R T-int ersect ions,ro und about sand tollst atio ns
R Turnsand exits
R Traf fic jams ahead(only with Liv eTraf fic
Inf ormation )
% When theto llst atio nis reac hed, ActiveDis ‐
ta nce AssistDIS TRONI Cad op ts thespeed as
th estor ed speed.
Also, thespeed isreduced ifth etur nsignal indi‐
cat ortochang elane sis swit ched on and one of
th efo llo wing situat ionsisde tected:
R Turning offat intersect ions
R Drivin gon slowing- down lanes
R Drivin gon lanes adjacenttoslo wing-do wn
lanes Dr
iving andparking 17
9

The
driver isresponsible forch oosing theright
speed andobser vingother road user s.This
applies inpar ticular tointersect ions,ro und ‐
about sand traffic lights, asroute-based speed
adap tatio ndo es notbr ak eth eve hicle toast and‐
st ill.
When routeguidan ceisact ive, thefirs tsp ee d
ad jus tment iscar ried out automaticall y.Ifth e
tur nsigna lind icatoris switc hedon,theselect ed
ro uteis co nfirmed andfurther speed adjustment
is activ ated.
Speed adaptatio nis canc eled inthefo llo wing
cases :
R Ifth etur nsignal indicat orisswitc hedoff
bef oreth ero uteev ent .
R Ifth edr iver depr esses theaccelera toror
br ak epeda ldur ing thepr ocess.
Sy stem limit s
Ro ute-based speedadap tatio ndo es nottak e
ri ght ofwa yre gulations intoaccount .The driver
is responsible forcom plying withro ad traf fic
re gulations anddriving atasuit able speed. The
speed adaptatio nma de bythesy stem may
no talw aysbe suit able, particular lyin thefo llo w‐
ing situat ions:
R The road's coursenotcle arly visi bl e
R Road nar row ing
R Varying maxim umpermissib lespeeds inindi‐
vidual lanes
R Wetro ad sur faces, snowor ice
In these situation sth edr iver mus tint erve ne
acco rding ly. &
WARNIN GRisk ofacci dent inspi teof
ro ute-based speedadap tatio n
Ro ute-based speedadap tatio ncan malfunc‐
tio nor be temp orarily una vailable inthefo l‐
lo wing situat ions:
R Ifth edr iver does notfo llo wthecalcula‐
te dro ute
R Ifmap datais no tup-t o-dat eor available
R Intheev ent ofroadw orks
R Inbad weather orroad con dition s R
Ifth eacceler ator pedal isdepr essed
R Intheeve ntofelectr onicallydispla yed
speed limitations #
Adaptth espeed tothetraf fic situ ation. Se
tting rout e-base dspee dadap tation
Re quirement s:
R ActiveDis tance AssistDIS TRONI Cis acti va‐
te d.
R ECOAssis tis activ e.
Multimedia system:
4 © 5
Set ting s5
Assist ance
5 Route-based Speed #
Activateor deacti vate thefunc tion.
When thefunc tion isactiv e,theve hicle
speed isadjus teddependin gon thero ute
eve nts ahead.
% Further information onthero ute-based
spee dadap tatio n(/ page 179). 18
0
Driving and parking

Fu
nction ofActiv eSt op- and -Go Assis t
Ac tiveSt op-and-Go Assisthelps youwhen in
traf fic jams onmul ti-la neroads withsepar ate
ro adw aysby aut omat icallypullin gaw ay wit hin
60 sec ond sand withmode rate steer ing maneu‐
ve rs.It or ients itselfus ing theve hicle infront
and lane markings. ActiveSt op-and-Go Assist
aut omaticall ymaint ainsasaf edis tance from the
ve hicle infront and vehicles cuttingin.
Ac tiveSt op-and-Go Assistre qu ires you, as the
dr iver ,to keep your han dson thesteer ing wheel
at all times sothat youar eable tointerve ne at
an ytime tocor rect thecour seoftheve hicle and
ke ep itin lane. Obser vetheno teson driving sys‐
te ms and your responsibili ty;yo uma yot her wise
fa ilto recogni zedangers(/ page 164).
Ac tiveSt op-and-Go Assistactiv ates aut omati‐
call yas soon asall ofthere qu iremen tsareme t:
The ¬ status displa yappear sin theins tru‐
ment clusterwhen thefunc tion isactiv e.
Re quiremen ts:
R Youar ein atraf fic jam onafree wa yor high -
spe edmajorro ad. R
ActiveDis tance AssistDIS TRONI Cis acti va‐
te dand activ e(/ page17 6).
R ActiveBr ak eAssi stisavailable
(/ page18 5).
R ActiveSt eer ing Assis tis activ ated and activ e
(/ page18 3).
R ActiveSt op-and-Go Assistis activ ated
(/ page18 1).
R Youar etra veling nofaster than 35 mph
(60 km/ h).
Sy stem limit s
The system limit ations ofActiveDis tance Assist
DIS TRONI Cand ActiveSt eer ing Assis tappl yto
Ac tiveSt op-and-Go Assist(/ page18 1).
Ac tiv atin g/deac tivatin gAc tiv eTr af fic Jam
Assis t
Mult imed iasystem:
4 © 5
Set ting s5
Quick Access #
Select ¬. Ac
tiv eSte ering Assis t Fu
nction ofActiv eSte ering Assis t
Ac tiveSt eer ing Assis tis onl yav ailable uptoa
speed of130mp h(210 km/h) .The system helps
yo uto stay inthecent erofthelane bymeans of
moder atesteer ing interve ntio ns.Dep endingon
th espeed driven, ActiveSt eer ing Assis tuses the
ve hicles ahead andlane markings asare fer‐
ence.
% Dependi ngon thecount ry,in thelowe r
speed rang eAc tiveSt eer ing Assis tcan use
th esur round ingtraf fic as are fere nce. Ifnec‐
ess ary, Ac tiveSt eer ing Assis tcan then also
pr ov ide assis tance when drivi ng away from
th ecent erofthelane, forex am ple, toform a
re scue lane.
If th ede tection oflane mar kings andvehicles
ahead isim pair ed,ActiveSt eer ing Assis t
switc hestopassiv emode. Thesystem prov ides
no suppor tin this case.
St atus displa yof Activ eSte ering Assis tin
th emu ltifunct iondisp lay
R Ø (gra y): act ivat ed and pass ive
R Ø (gre en): activ ated and activ e Dr
iving andparking 18
1