2019 MERCEDES-BENZ C-CLASS CABRIOLET warning light

pedes
trians, orreduce theef fects ofsuch acol li‐
sion .
If Ac tiveBr ak eAssi sthas detected arisk ofcolli‐
sion, awa rning tone sou nds and theL dis‐
ta nce warning lam plight sup intheins trument
clus ter.
If yo udo notre act tothewa rning, autono mous
br akin gcan beinit iated incritic alsituat ions.
In espec iallycritic alsituat ions,Ac tiveBr ak e
Assi stcan initia te aut onomo usbrakin gdir ect ly.
In this case, thewa rning lam pand warning tone
occu rsi mu ltane ously with thebr aking applica‐
tion .
If yo uappl yth ebr ak eyo urself inacr itical situa‐
tio nor appl yth ebr ak edur ing autonomous brak‐
ing, situation -dependen tbr aking assistance
occu rs.The brak epr ess ureincr eases uptomax‐
imum full-sto pbr aking ifnec essar y. If
aut onomous braking orsitua tion-dependent
br aking assistanc ehas occurred, displa y1
appear sin themultifunc tiondispla yand then
aut omaticall ygoes outafte ra shor ttime.
If th eaut onomous braking function orthesitua‐
tion -dependen tbr aking assistance istrig ge red,
additional preve ntiv emea suresfo roccupa nt
pr otect ion (PRE-S AFE®
)ma yalso beinitiat ed. 000A
WARNIN GRisk ofan acci dent caused by
limit eddetection perform anc eof Active
Br ak eAssi st
Ac tiveBr ak eAssi stcanno tal wa ys cle arly
ident ifyobje ctsand complextraf fic situ a‐
tions .
In such case s,Ac tiveBr ak eAssi stmight :
R Giveawa rning orbrak ewit hout reason
R Notgiv eawa rning ornotbr ak e 0007
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation; donotre ly on ActiveBr ak e
Assi stalon e.Ac tiveBr ak eAssi stisonl y
an aid. Thedriver isresponsible for
maint ainingasui table distance tothe
ve hicle infront, vehicle speed andfor
br aking ingood time. 0007
Beprepar edtobrak eor sw erve ifnec ‐
essar y. Als
oob ser vethesy stem limit ations ofActive
Br ak eAssi st. 16
2
Driving and parking

The
indiv idua lsub func tions areav ailab lein
th efo llo wing speed rang es:
Dis tance warning funct ion
The distance warning func tion issues awa rning
in thefo llo wing situat ions:
R From appr oximat ely4 mp h(7 km/h), ifyo ur
ve hicle iscritically closetoave hicle or pedes
trian, youwill hear anintermit tent
wa rning tone and theL distance warning
lam plight sup intheins trument cluster.
Br ak eimme diat ely ortake evasiv eact ion,pr ov i‐
ded itis saf eto do soand thetraf fic situ ation
al lo ws this.
Th edis tance warning funct ioncan aidyouin thefo llo wing situations withan intermit tent wa rning tone and awa rning lam p: Ve
hicl es
tr av eling in
fr ont St
ation ary
ve hicl es Cr
oss ing
ve hicl es Mo
ving
pedes trians St
ation ary
pedes trians Cr
oss ing
cy cli sts Cy
clis tstrave l‐
ing infront St
ation ary
cy cli sts
Ve hicles
wit hout Driv‐
ing Assis‐
ta nce pack‐
ag e Up
toappr ox.
15 5mp h
(250 km/h) Up
toappr ox.
50 mph
(80 km/ h) No
react ion Uptoappr ox.
50 mph
(80 km/ h) No
react ion Uptoappr ox.
37 mph
(60 km/ h) Up
toappr ox.
50 mph
(80 km/ h) No
react ion
Ve hicles with
Dr iving Assis‐
ta nce pack‐
ag e Up
toappr ox.
15 5mp h
(250 km/h) Up
toappr ox.
62 mph
(1 00 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
50 mph
(80 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Up
toappr ox.
50 mph
(80 km/ h) Up
toappr ox.
43 mph
(70 km/ h) Dr
iving andparking16
3

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

Ste
ering and touc hde tection
The driver isrequ ired tokeep their hands onthe
st eer ing wheel atall times andbeable tointer‐
ve ne atanytime tocor rect thecour seofthe
ve hicle andkeep itin lane. Thedriver mus t
ex pect ach ang efrom active to passiv emode or
vice versaat anytim e. If
th esy stem reac hes asy stem limit ation orthe
dr iver has notst eer edtheve hicle fora consider‐
abl eper iod oftime orhas remo vedth eir hands
fr om thesteer ing wheel, thesy stem will,
depending onthesituation ,aler tth edr iver
eit her withavisual warning oravisual and
acous ticwarning. Disp lay 1 appear sin themul‐
tifun ction displa y. If
th edr iver does notst eer theve hicle overa
long period, orhas notta ke nhol dof thesteer ing
wheel, are peat edwarning tone sou nds inad di‐
tio nto thevisual warning mess age(depen ding
on thecount ry).
The warning mess agedoes notappear ordisap‐
pear sif one ofthefo llo wing condition sar eme t:
R The driver steer sth eve hicle.
R The driver presses ast eer ing wheel buttonor
oper ates Touc hCon trol.
Ac tiveSt eer ing Assis tis onl 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. Beforech ang inglane s,
th edr iver mus tmak esur eth at theneighbor ing
lane isfree (glance over theshoulder).
Sy stem limita tions
Ac tiveSt eer ing Assis thas alimit edsteer ing tor‐
qu efo rlat eral gui dance. Insome cases, the
st eer ing interve ntio nis no tsu fficien tto keep the
ve hicle inthelane ortodrive pas tex its. The
system maybe impair edorma yno tfunc tion
in thefo llo wing instances:
R Insno w,rain, fog, hea vyspr ay,if th er eis
gl ar e, dir ect sunlight ,gr ea tly varying ambien t
light ,re flect ions orstro ng sha dows onthe
ro adw ay.
R Insuf ficie ntroad illumin ation.
R The wind shieldinthear ea ofthecamer ais
dir ty,fo gg ed up, damag edorcovered.
R Absence oflane markings, orseveralunc lear
lane markings, orifth emar king sch ang era p‐
idly .
R The distance totheve hicle infront istoo
small andthelane marking sth us can notbe
de tected.
R The road isnar row and windin g.
R Obs tacle son thelane orprojec ting outinto
th elane.
The system does notpr ov ide assis tance inthe
fo llo wing condition s:
R Ontigh tbends ,int ersect ions,to llst atio ns,
traf fic cir cle sand whentur ning. 17
6
Driving and parking

Ac
tiv atin g/deac tivatin gAc tiv eLan eCha nge
As sist
Multimedia system:
0018 Vehicle 0019
k Assist ance 0007
Select LaneChange Assist. 0007
Activate0073 ordeacti vate 0053 thefunc tion.
Fu nction ofActiv eEme rgency Stop Assis t
If th edr iver con tinuall yignor esthevisual or
acous ticwarning toput their hands onthesteer‐
ing wheel, theBeginn ingEmer gencySt op mes‐
sag eappear sin themultifunc tiondispla y.Ifth e
dr iver still does notre spond, ActiveDis tance
Assi stDIS TRONI Creduces thespeed. Thevehi‐
cle isdeceler ated instag es toast ands till.At
speeds below40 mph(6 0km/h) thehazar d
wa rning light sswitc hon aut omat ically.
When theve hicle isstatio nary,thefo llo wing
act ions arecar ried out :
R The vehicle issecur edwithth eelectr icpar k‐
ing brak e
R ActiveDis tance AssistDIS TRONI Cis end ed
R The vehicle isunloc ked R
Ifpossib le,an emer gency callis place dto
th eMer cedes- Benzemergency callcent er
The driver can cance lth edeceler ationatany
time byper form ing one ofthefo llo wing actions :
R Steer ing
R Braking oracceler ating
R Pressing ast eer ing wheel button
R Oper ating Touc hCon trol
R Activati ng ordeacti vating ActiveDis tance
Assi stDIS TRONI C Ov
erview ofActiv eDi stance Assist
DI ST RO NIC displa ysintheins trum ent clus‐
te r The
assis tance grap hicand thest atus displa y
sho wthest atus ofthefo llo wing functionsin the
ins trumen tclus ter:
R ActiveDis tance AssistDIS TRONI C
R Route-based speedadap tatio n
R ActiveSt eer ing Assis t Assis
tantdispla y 1
Route-based speedadap tatio n(ty pe ofroute
eve nt)
2 Vehicle infront
3 Distance indicator
4 Setspe cified dist anc e
5 ActiveLa ne Chang eAssi stlane chang edis‐
pla y Dr
ivin gand parking 17
9

th
is, youcan spec ifyinthemultimedia system
by howmuc hth emaximum permissible speed
can beexc eeded beforeawa rning isissued. You
can specify whether thewa rning isto be justa
visual warning oran acous ticone aswell.
Displa yin theIns trum ent Displa y In
stru ment Displa yin theWi descr eenCockpit
1 Perm issible speed
2 Perm issible speedwhenther eis are striction
3 Addition alsign withre striction Tr
af fic Sign Assistisno tav ailable inall coun ‐
tr ies. Ifit is una vailable, display1 issho wnin
th espeedome ter.
Sy stem limita tions
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,orbecause 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.traf fic sig ns
on cons tructi onsites orinad jacent lanes.
R Ifyo utur nshar plywhen traffic sig ns areou t‐
sid eth ecamer a'sfield ofvision.
Se tting Traf fic Sign Assis t
Mult imed iasystem:
0018 Vehicle 0019
k Assist ance
0019 Traffic SignAssist
Ac tiv atin g/deac tivatin gaut omati cadop tion
of spe edlimits
Re quiremen ts:
R ActiveDis tance AssistDIS TRONI Cis acti va‐
te d. 20
4
Driving andparking

Fu
rther displa yson themultifunc tiondispla y:
0097 Gear
shiftre comme nda‐
tion (0013 page 142)
ë ActivePa rking Assistact ivat ed
(0013 page19 7)
é Parking AssistPA RK TRONI Cdeac tiva ted
( 0013 page18 8)
00B2 Cr
uis econtr ol(0013 page 167)
ç ActiveDis tance Assist
DIS TRONI C(0013 page 169)
00D4 Ac
tiveBr ak eAssi st(0013 page16 7)
è ActiveSt eer ing Assis t(0013 page17 5)
00B0 Ac
tiveLa ne Keeping Assist
(0013 page208)
± ActiveLa ne Chang e
Assi st(0013 page17 7)
00D6 ECO
star t/ stop funct ion
(0013 page13 4)
00D9 HO
LD functio n(0013 page 181)
00CE Ad
aptiveHig hbeam Assis t
(0013 page11 5) Ve
hicl eswith Traf fic Sign Assis t:De tected
ins tructi ons and traf fic sig ns (0013 page 203). Ad
jus tingthe inst ru men tlighti ng 0007
Turn brightn esscontrol 1 upordown.
The lightin gof theIns trument Displayand in
th econ trol element sof theve hicle interior is
adjus ted. Menus
andsubmenu s Fu
nctions ontheser vice menu oftheon-
boar dcom puter On-boar
dcom puter:
0018 Service 0007
Toselect thefun ction: swipeupwards or
do wn wardson thelef t-hand Touc hCon trol. 0007
Press thelef t-hand Touc hCon trol.
Fu nctio nson theServ icemenu:
R Messag ememor y(0013 page42 1)
R Tires :
- Restar tth etir epr essur eloss warning
sy stem (0013 page386)
- Chec kth etir epr essur ewit hth etir epr es‐
sur emonit or(0013 page38 4)
- Restar tth etir epr essur emonit or
(0013 page385)
R ASSYST PLUS: callsuptheser vice duedate
(0013 page33 7)
R Vehicl eswith aWi des cree nCo ckpit: Cool-
ant :cool anttemp eratur edispla y Ins
trument Displayand on-boar dcom puter 217

The
Head-up Displaypr oject sint oth edr iver's
fi eld ofvision:
R Information from thena vig ation system
R Information from thedr iver assis tance sys‐
te ms
R Some warning mess ages
Displa yelement s 1
Navig ation messa ges
2 Current spe ed
3 Detected instructi ons and traf fic sig ns
4 Setspe edinthedr iver assis tance system
(e.g. cruise control) When
youre cei veacall, the0061 Incoming Call
messag ewill appear ontheHead-up Display.
In aud iomode, thest atio nnam eor trac kwill be
sho wntemp orarily when theaudio sourceis
being activelyoper ated.
Sy stem limita tions
The visib ilityisinf luenc edbythefo llo wing condi‐
tion s:
R Seat position
R The posit ioningof thedispla yimag e
R Light conditions
R Wetro ads
R Objectson thedispla yco ver
R Polar izat ion insung lasses
0009 Inextreme sunli ght, sectio nsofthedispla y
ma yappear washed out.Youcan correct this
by switc hingtheHead-up Displayof fand on
ag ain. Switc
hingtheHead -upDispla yon/of f 0007
Press butt on1. 22
4
Instru ment Displa yand on-boar dcom puter