2019 MERCEDES-BENZ C-CLASS CABRIOLET lane assist

all
tim esirre spectiv eof whe ther thesy stem
int erve nes.
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, high lyvariable
shade condition s,rain, sno w,fogor hea vy
spr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
di re ct sunli ght orreflect ions.
R Ifth er eis dir ton thewindshield inthevicin‐
ity ofthemultifunc tioncamer aor thecamer a
is fogg ed up, damag edorobscur ed.
R Ifth etra ffic sign sar ehar dto detect, e.g. due
to dir tor sno wor insuf ficie ntlighti ng,or
beca useth ey areobsc ured.
R Ifth einf ormation onthena vig ation system's
digit almap isincor rect or outof date.
R Ifth esigns areambiguous, e.g.traffic sign s
in roadw orks orinadjacent lanes. Displa
yingECOAssis t On-boar
dcom puter:
0018 Assist ance DY
NA MIC SELECT switch Fu
nction oftheDY NA MIC SELECT switch Mer
cede s-AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yfa ilto rec‐
ogni zedangers.
Use theDY NA MIC SELE CTswitc hto chang e
be tween thefo llo wing drive pr ogr ams:
R = (Individ ual):individual settings
R B (Spor tPlus): particular lyspor tydriving
st yle
R C (Spor t):spor tydrivin gst yle
R A (Comf ort): com fortable andeconomi‐
cal drivin gst yle
R ; (Eco): particular lyecon omical driving
st yle 0009
The drive pr ogr am select edappear sin the
multifu nctiondisplay of theon- boar dcom‐
put er.
Depen dingonthedr ive pr og ram, thefo llo wing
sy stems chang eth eir charact eristic s:
R Drive
- Engin eand trans miss ionman agemen t
- ActiveDis tan ceAssi stDIS TRONI C
R ESP ®
R Vehicl eswith AIRMA TICorDY NA MIC
BO DY CONT ROL:suspen sion
R Elec tric po we rst eer ing 13
8
Driving and parking

Ac
tiv atin g/deac tivatin gES P®
(E lectr onicSta‐
bil ity Prog ram) Mu
ltimed iasystem:
0018 Vehicle 0019
k Assist ance 0019
ESP
Mer cedes‑AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yno tre cog‐
nize dangers. 0007
Activate0073 ordeacti vate 0053 thefunc tion.
ES P®
is deactiv ated ifth e00BB ESP®
OFF warn‐
ing lam plight sup con tinuousl yin theins trument
clus ter.
Obser vetheinf ormation onwarning lam psand
displa ymess ages whic hma ybe sho wninthe
ins trumen tclus ter. 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 50mph(80 km/h) and 12
5mp h(200 km/h) whendriving stra ight
ahead orcor ner ing slight ly.
R The vehicle isstabiliz edbymeans ofindivi d‐
ua lbr ak eapp lication onone side. Fu
nction ofEBD (electr onicbrak efo rc edis‐
tr ibut ion) EB
Dis ch aract erize dby thefo llo wing:
R Mon itor ing and regulating thebr ak epr essur e
on there ar wheels .
R Improve ddr iving stabilit ywhen brakin g,
espe ciallyon ben ds. Fu
nction ofSTEER CONT ROL ST
EER CONT ROLhelps youby trans mitting a
no tice ablesteer ing forc eto thesteer ing wheel in
th edir ect ion requ ired forve hicle stabiliz ation.
This steer ing recomme ndation isgiv en particu‐
lar lyin thefo llo wing situat ions:
R Both right wheels orboth leftwheels areon
a we tor slip pe ry road sur face whe nyo u
br ak e R
The vehicle star ts to skid
Sy stem limita tions
ST EER CONTR OLmaybe impai redor ma yno t
func tion inthefo llo wing situat ions:
R ESP®
is deact ivat ed
R ESP®
is malfun ctionin g
R The steer ing ismalfunct ioning
If ES P®
is malfunct ioning,youwill beassis ted
fur ther by theelectr icpo we rst eer ing. Fu
nction ofActiv eBr ak eAs sist Ac
tiveBr ak eAssi stconsi stsof thefo llo wing
func tions:
R Distance warning func tion
R Autonomo usbraki ng func tion
R Situ ation-d epend ent braki ng assist anc e
R Vehicl eswith Drivin gAss istanc ePa ck‐
ag e:Evasi ve Steer ing Assis t
Ac tiveBr ak eAssi stcan helpyo uto minimize the
ri sk ofacollision withve hicles, cyclis tsor Dr
iving andparking 16
1

Se
tting Activ eBr ak eAs sist Multimedia
system:
0018 Vehicle 0019
k Assist ance
0019 Act ive Brak eAssist
Ve hicl eswithout Drivin gAss istanc ePa ck‐
ag e:The settings canbemade afte rst ar tin gth e
ve hicle.
Ve hicl eswith Drivin gAss istanc ePa ckag e:
The settings canbemade whenth eignition is
switc hedon.
The follo wing settings areav ailable:
R Early
R Medium
R Late 0007
Select ase tting .
0009 Your sele ction isretained when theve hicle is
ne xt star ted.
Deactiv atingActiv eBr ak eAs sist
0009 Itis recomme ndedthat youalw ayslea ve
Ac tiveBr ak eAssi stact ivat ed. 0007
Select Off.
The distance warning func tion andtheaut on‐
omous braking function aredeactiv ated.
Ve hicl eswithout Drivin gAss istanc ePa ck‐
ag e:When theve hicle isne xt star ted, the
mediu msetting isau tomatical lysele cted.
Ve hicl eswith Drivin gAss istanc ePa ck‐
ag e:Evasi ve Steer ing Assis tis no tav ailable.
When theignition isne xt star ted, the
mediu msetting issele cted automatical lyand
Ev asiv eSt eer ing Assis tis available.
0009 IfAc tiveBr ak eAssi stisdeact ivat ed, the
00D4 symbol appearsinthest atus barofthe
multifu nctiondisplay. Speed
controlcruise 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
fo ot from theacceler ator pedal afte rove rtakin g, cr
uise control will resume speed regulation back
to thestor ed speed.
Cr uise controlis oper ated using thecor respond‐
ing steer ing wheel buttons. Youcan stor ean y
speed above15 mp h(2 0km/h) uptothemaxi‐
mum speed.
If yo ufa ilto adap tyo ur drivin gst yle, cruise con‐
tr ol can neither reduce therisk ofan accident
nor override thelaws ofphysics. Itcan nottak e
int oacc ount road, weather ortraf fic condi tions.
Cr uise contr olisonly anaid. Youar ere sponsible
fo rth edis tance totheve hicle infront, forve hi‐
cle speed, forbr aking ingood timeandforst ay ‐
ing inyour lane .
Disp lays on themu ltifunct iondisp lay
The status ofcruise control and thestor ed
speed aresho wninthemultifunc tiondispla y. Dr
iving and parking 16
7

ve
hicles withth eDr iving Assistance Packag e, in
th era ng ebe twee n15 mp h(20 km/h) and
13 0mp h(210 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) (0013page13 8)
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).
R Initiates acc eler ation tothestor ed speed if
th etur nsignal indicat orisswitc hedonto
ch ang eto theov ertaking lane.
R Vehicl eswith Drivin gAss istanc ePa ck‐
ag e:tak esone- sided overtakin gre strictions
int oacco untonhighwaysor on multi-lane
ro ads withseparat ero adw ays(countr y-
dependen t).
Ve hicl eswith Activ ePa rking Assis tand Driv‐
ing Assis tance Packag e:ifth eve hicle has
been brak ed toast ands tillon mult i-lane,stru c‐ tur
ally separ atero adw aysby ActiveDis tance
Assi stDIS TRONI C,itcan automatical lyfollo w
th eve hicle infront driving offag ain within
30 seconds. Ifacr itical situation isde tected
whe ndr ivi ng off,avis ualand acoustic warning is
giv en indic atingth at thedr iver mus tno wtake
contr olof theve hicle. Thevehicle isno tacceler‐
at ed anyfur ther.
Ac tiveDis tance AssistDIS TRONI Cis only anaid.
The driver isresponsible forke eping asaf edis‐
ta nce totheve hicle infront, forve hicle speed
and forbr aking ingood time.
Sy stem limita tions
The system maybe impair edorma yno tfunc tion
in thefo llo wing instan ces:
R Insno w,rain, 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.
R Inpar kingga rage 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 tance AssistDIS TRONI Cin
th ese situation s. 000A
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
considera blyfaster 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. 17
0
Driving and parking

0007
Alw ayscar efully observethetraf fic con‐
di tions andbeready tobrak eat all
times. 0007
Take intoacc ount thetra ffic situat ion
bef orecallin gup thestor ed speed. 000A
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% ofthemaximum
possible deceleration.Ifth is decele ratio nis
no tsu fficien t,Ac tiveDis tance Assist
DIS TRONI Caler ts youwit havis ual and
aco ustic warning. 0007
Inthese cases, adjustyo ur spee dand
ke ep asuf ficie ntdist anc e. 0007
Brak eth eve hicle yourself and/or take
ev asiv eact ion. 000A
WARNIN GRisk ofacci dent ifde tection
functi onofActiveDis tan ceAssi st
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. 0007
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 vehicle hasbeen star ted.
R The elect ric pa rking brak eis released. R
ESP®
is act ivat ed and isno tint erve ning .
R The trans mis sion isin po sitio n005B.
R Allthedoor sar eclosed.
R Chec kof thera dar sensor system has been
success fullycom pleted(vehicle traveling
fa ster than 12 mp h(20 km/h)).
R Parking AssistPA RK TRONI Cis no tbein g
used topar kth eve hicle ortoexitfrom a
par kingspace.
R The vehicle does notskid. Dr
iving andparking 17
1

pr
oper lyde tected bythesy stem. Themaximum
per missible speedapplying fora ve hicle witha
tr ailer isno tde tected bythesy stem. Inthese sit‐
uations youmus tadj ustyo ur spee dyo urself . 000A
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 Inthewe tor infog
R When towing atrailer 0007
Ensur eth at thedr iven speed complies
wit htraf fic re gulations. 0007
Adjus tth edr iving speed tosuit current
tr af fic and weather condition s. Fu
nction ofrout e-base dspee dadap tation 0009
The follo wing function iscoun try- dependen t
and onlyav ailable incon junction withth e
Dr iving Assi stanc ePa ckag e. When
Distance AssistDIS TRONI Cis acti ve,th e
function adjuststh espeed depending onthe
ro uteeve nts ahead. Dep endingonthedr ive pr o‐
gr am select ed,theve hicle negotiatesthero ute
eve ntaheadin afue l-saving, com fortable or
dynam icman ner.When thero uteev ent has been
passed, theve hicle acceler ates again tothe
st or ed speed. Thesetdis tan cetotheve hicle in
fr ont, vehicles detected aheadand speedrestric‐
tions aheadar eta ke nint oacco unt.
Ro ute-based speedadj ustm entcan byconf ig‐
ur ed inthemultimedia system
(0013 page17 5).
Ro uteeve nts aheadar e:
R Bend s
R T-int ersect ions,tr af fic cir cle sand tollst a‐
tio ns
R Turnsand exits
R Traf fic jams ahead(only with Liv eTraf fic
( 0013 page27 9))
0009 Whentheto llst atio nis reac hed, ActiveDis ‐
ta nce AssistDIS TRONI Cad op tsthespeed as
th estor ed speed. Also,
thespeed isreduced ifth etur nsignal to
ch ang elane sis swit ched on and one ofthefo l‐
lo wing situat ionsisde tected:
R Turning offat intersect ions
R Drivin gon slowing- down lanes
R Drivin gon lanes adjacenttoslo wing-do wn
lanes
The driver isresponsible forch oosing theright
speed andobser vingother road user s.This
applies inpar ticular tointersect ions,traf fic cir‐
cle sand traf fic 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 automatic ally.If th e
tur nsigna lind icatoris swi tched on,theselect ed
ro uteis co nfirmed andfurther speed adjustment
is activ ated.
Speed adjustmentis canc eled inthefo llo wing
cases :
R Ifth etur nsignal indicat orisswitc hedoff
bef oreth ero uteeve nt. 17
4
Driving and parking

R
Ifth edr iver depr esses theaccelera toror
br ak epeda ldur ing thepr ocess.
Sy stem limita tions
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.
In dif ficul tcondi tions (e.g.uncl earro ads, narrow
lanes, wetro ad sur faces, snowor ice )or whe n
dr ivi ng with atrailer ,th espeed adjustmentmade
by thesy stem mayno talw aysbe suit able. In
th ese situation sth edr iver mus tint erve ne
acco rding ly. 000A
WARNIN GRisk ofacci dent inspi teof
ro ute-based speedadj ustm ent
Ro ute-based speedadj ustm entmigh tmal‐
fun ction orbe temp orarily una vailable inthe
fo llo wing situat ions:
R Ifmap datais no tup todat eor available
R Ifyo udo notfo llo wtheselect edroute
guidan ce R
Ifth ese tro uteis re-pl anne d
R Inroad con stru ction area s
R Whe nto wing atrailer
R Inbad weather orroad con dition s
R Ifth eaccelera torpeda lis depr essed 0007
Adjus tth espeed tothetraf fic situ ation. Se
tting rout e-base dspee dadjus tment Re
quirement s:
R ActiveDis tance AssistDIS TRONI Cis acti va‐
te d.
Multimedia system:
0018 Vehicle 0019
k Assist ance
0019 Speed Adjustmen t 0007
Activate0073 ordeacti vate 0053 thefunc tion. Ac
tiv eSte ering Assis t Fu
nction ofActiv eSte ering Assis t
0009 ActiveSt eer ing Assis tis count ry-de pende nt
and only available forve hicles withth eDr iv‐
ing Assis tance Packag e.
Ac tiveSt eer ing Assis tis oper ational atspeeds
up to130mp h(210 km/h) andhelpsyouto stay
in thecent erofthelane bymeans ofmoder ate
st eer ing interve ntio ns.Itus es theve hicle infront
and thelane marking sas are fere nce dependi ng
on thedr iven speed.
When thesy stem isactiv elysteer ing, theè
symbol issho wningreen inthemultifunc tion
displa y.
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. During thetra nsit ion
fr om activ eto passiv est atus ,th eè symbol is
sho wnasenlar gedand flashes yello w. Once the
sy stem ispassiv e,theè symbol issho wnas
gr ay inthemultifunc tiondispla y. Dr
iving and parking 17
5

R
When activelych ang inglane without switch‐
ing onthetur nsignal.
R When thetir epr essur eis toolow. 000A
WARNIN GRisk ofacci dent ifAc tive
St eer ing Assis tune xpect edlyst ops func‐
tionin g
If th esy stem limit ations ofActiveSt eer ing
Assis tar ere ac hed ther eis no guar anteethat
th esy stem will remain activeor wil lke ep the
ve hicle inlane. 0007
Alw ayske ep your han dson thesteer ing
wheel andobser vethetra ffic car efull y. 0007
Alw aysst eer theve hicle paying atten‐
tion totraf fic condi tions. 000A
WARNIN GRisk ofacci dent ifAc tive
St eer ing Assis tune xpect edlyinterve nes
A ma lfunctio nin thede tection oflane mar k‐
ings andobje ctscan occu r.
This could cause unexpect edsteer ing inter‐
ve ntio n. 0007
Steer accor dingtotraf fic condi tions. Ac
tiv atin gAc tiv eSte ering Assis t
Re quirement s
R ESP®
mus tbe act ivat ed, but notint erve ning .
R ActiveDis tance AssistDIS TRONI Cis acti va‐
te d. 0007
Ifindicat orlam p1 isoff:pr ess butt on2. Fu
nction ofActiv eLan eCha ngeAs sist
0009 The follo wing function iscoun try- dependen t
and onlyav ailable incon junction withth e
Dr iving Assi stanc ePa ckag e.
Ac tiveLa ne Chang eAssi stsuppor tsthedr iver
when chang inglane sby appl ying steer ing torq ue
if th edr iver oper ates atur nsignal.
Assis tance when chang inglane sis prov ided ifall
th efo llo wing condition sar eme t:
R Youar edr ivin gon afree wa yor road with
mult iplelanesin thedir ect ion oftrave l.
R The neigh boring lane issepar ated byabr o‐
ke nlane ma rking.
R Novehicle isde tected intheadjacen tlane.
R The driven speed isbe tween 50mph
(80 km/ h)and 110mp h(1 80 km/h) .
R ActiveLa ne Chang eAssi stisswitc hedonin
th emultimedia system.
R ActiveSt eer ing Assis tis switc hedonand
activ e. Dr
iving andparking 17
7