2020 MERCEDES-BENZ C-CLASS COUPE sensor

#
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% 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. #
Inthese cases, adjustyo ur spee dand
ke ep asuf ficie ntdist anc e. #
Brak eth eve hicle yourself and/or take
ev asiv eact ion. &
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. #
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 The driver' sdo or isclo sed .
R The checkof thera dar sensor system has
been success fullycom pleted(vehicle travel‐
ing faster than 12 mp h(2 0km/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
9

#
Monit orthelane chang e. &
WARNIN GRisk ofacci dent ifLane
Ch ang eAssi stune xpectedl yst ops func‐
tionin g
If th esy stem limit ations forLane Change
Assis tha ve been reac hed, ther eis no guar‐
ant eethat thesy stem will remain active.
Lane ChangeAssis tcanno tth en assis tyo u
by appl ying steer ing torq ues . #
Alw aysmonit orthelane chang eand
ke ep your han dson thesteer ing wheel.
Obser vethetra ffic con dition sand steer
and/or brak eif neces sary. Sy
stem limit s
The system limit ations ofActiveSt eer ing Assis t
apply toActiveLa ne Chang eAssi st
( / pag e18 3). The
system mayalso beimpair edorma yno t
func tion inthefo llo wing situat ions:
R The sensorsin there ar bum peraredir ty,
damag edorcoveredby ast icke ror ice and
sno w,forex am ple.
R The exterior lighting ismalfunct ioning.
% The ActiveLa ne Chang eAssi stsensor s
adjus taut omaticall ywhile acer tain dis tance
is be ing driven afte rth eve hicle hasbeen
deliv ered. ActiveLa ne Chang eAssi stis
una vailable oronl ypar tiall yav ailable during
th is teac h-in per iod, noarrow appear sne xt
to theØ ActiveSt eer ing Assis tsymbol
when thetur nsignal indicat orisactiv ated.
Ac tiv atin g/deac tivatin gAc tiv eLan eCha nge
As sist
Multimedia system:
4 Vehicle 5
k Assist ance #
Select LaneChange Assist. #
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.
De pen dingon thecount ry,at speeds below
40 mph(60 km/h) thehazar dwa rning light s
switc hon aut omat ically.
When theve hicle isstatio nary,thefo llo wing
act ions arecar ried out :
R theve hicle issecur edwithth eelectr icpar k‐
ing brak e
R ActiveDis tance AssistDIS TRONI Cis end ed
R theve hicle isunloc ked
R ifpossible ,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 Dr
iving andparking 18
7

The
vehicle issetto thehigh leve l.
Yo ur sele ction issave d.
The vehicle islowe redag ain inthefo llo wing sit‐
uation s:
R When drivin gfa ster than 50 mph(80 km/h).
R When driving between 37mph(60 km/h)
and 50mph(80 km/h) forapp roxima tely
th re eminut es.
R Aftersele cting adr ive pr ogr am using the
DY NA MIC SELE CTswitc h.
The vehicle isadjus tedto theheight ofthe
act ive dr ive pr ogram.
Lo we ring theve hicl e #
Press butt on1.
Indicat orlam p2 goes out.Thevehicle is
adjus tedto theheight oftheactiv edr ive pr o‐
gr am. Pa
rking Assis tPA RK TRONI C Fu
nction ofParking Assis tPA RK TRONI C Pa
rking AssistPA RK TRONI Cis an elec tron ic
par kingassi stanc esy stem withultr asound. It
monit orsth ear ea around your vehicle using mul‐
tiple sensor s1 onthefront bum perand onthe
re ar bum per.Pa rking AssistPA RK TRONI Csho ws
yo uth edis tance betwee nyo ur vehicle anda
de tected obs tacle visually and audibly .
Pa rking AssistPA RK TRONI Cis on lyan aid. Itis
no ta subs titutefo ryo ur att entio nto thesur‐
ro und ings.The responsibili tyforsaf emaneu ver‐
ing and parking remains withyo u. Mak esur e
th at ther ear eno per sons, animals orobjec tsin th
emaneuv ering area while maneuv ering and
par king in/exitingpar king spaces.
In thest andar dse tting ,an intermit tent wa rning
to ne sou nds from adi st anc eof appr oximat ely
1. 0 ft (0.3 m)toan obs tacle infront and approx ‐
imat ely3. 3ft (1.0 m) toan obs tacle beh ind. A
continu ouswa rning tone sou nds from adi st anc e
of appr oximat ely0. 7ft (0.2 m).Using theWarn
Early setting inthemultimedia system, thewa rn‐
ing tones forfr ont and side impact protect ion
can besetto sound atagr eat erdis tance of
ap prox imat ely3. 3ft (1.0 m) infront and 2.0ft
(0.6 m)onthesides (/page19 9).
% The Warn Earlysetting isalwa ys act ive in the
re ar oftheve hicle.
If Pa rking AssistPA RK TRONI Cis deac tiva ted,
Ac tivePa rking Assistis una vailable. 19
4
Driving and parking

Pa
rking Assis tPA RK TRONI Cdispl ayinthe
mu ltim edia system Ve
hicles withAc tivePa rking Assistwit hout a
360 °Camer a Ve
hicles withAc tivePa rking Assistand a360 °
Camer a
If Ac tivePa rking Assistis deact ivat ed and an
obs tacle isde tected inthepat hof theve hicle, a
pop-up windowforPa rking AssistPA RK TRONI C
1 appear sin themultimedia system atspeeds
belo w6mp h(1 0 km/h).
The color oftheindividual segmentsof thewa rn‐
ing displa yis based onthedis tance tothede tec‐
te dobs tacle :
R Yello wsegment s:obs tacle sat adi st anc e
be tween appr ox.2.0 ft(0.6 m)and 3.3ft
(1 .0 m) R
Orang esegment s:obs tacle sat adi st anc e
be tween appr ox.1. 0 ft (0.3 m)and 2.0ft
(0.6 m)
R Redse gme nts: obstacle sat ave ry shor t
dis tance ofapprox .1. 0 ft (0.3 m)orless
Sy stem limit s
Pa rking AssistPA RK TRONI Cdoes notne cessa‐
ri ly take intoacc ount thefo llo wing obstacle s:
R Obs tacle sbel ow thede tection rang e, e.g .
pe rsons, animals orobject s.
R Obs tacle sab ove thede tection rang e, e.g .
ove rhang ingloads, overhang sor loadin g
ra mp sof truc ks.
The sensor smus tbe free ofdir t,ice and slush.
Ot her wise, they ma yno tfunction correctl y.
Clean thesensor sre gular ly,ta king careno tto
scr atc hor damag eth em. Dr
iving andparking 19
5

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
bol appear sin themultifunc tiondis‐
pla y.
Re ar segm ents1 orall-r oundseg‐
men ts2 light upred. At thesame
time, awa rning tone sou nds for
appr oximat elytw oseco ndseverytim e
th eve hicle isstar ted. The é symbol
appear sin themultifunc tiondispla y. The
sensor sar edir ty. #
Clean thesensor sand obser vetheno teson car eof vehicle parts(/ page362).
Pa rking AssistPA RK TRONI Chas been deactiva teddue toamalf unction. #
Startth eve hicle again. #
Ifth epr oblem persists, con sult aqu alif ied spec ialistwo rkshop. Fu
nction ofthepa ssiv eside impact protec‐
tion
Pa ssiv eside impact protect ion isan additional
Pa rking AssistPA RK TRONI Cfun ction whic h
wa rnsth edr iver about obstacle sat theside of
th eve hicle. Awa rning isissued whenobstacle s
ar ede tected between thefront and rear detec‐
tion rang e. In orde rfo ran object ontheside to
be detected, thesensor sin thefront and rear
bum permus tfirs tde tect theobjec twhile you
ar edr ivin gpas tit. Dur
ing thepar king procedur eor maneuv ering,
objec tsarede tected astheve hicle drives pas t.
If yo usteer inthedir ect ion ofade tected obs ta‐
cle and ther eis arisk ofalat eral collision, a
wa rning isissued. Thesegme ntson thesides
light upyello wor red, dependin gon thedis tance
to theobs tacle . Seg
ment colordepe ndingon distan ce
Co lor Lateral dis tan ce
Ye llo wA pprox.1. 0 -2.0 ft
(30 -60 cm)
Re dA pprox.< 1.0 ft
(30 cm) In
order forlat eral front orrear segm entsto be
displa yed, theve hicle mustfirs ttr ave la dis tance
of at leas tha lfof theve hicle length.Once the
ve hicle hastrave led thelengt hof theve hicle, all Dr
iving andparking 19
7

of
thelat eral front and rear segm entscan bedis‐
pla yed. Pa
rking AssistPA RK TRONI Cdisp lay: vehicles
wit hout a360° Camer a
1 Oper ational front and rear
2 Operation alfron t,re ar and sides
3 Obstacle detected atthefront right (yello w)
and rear (red) Pa
rking AssistPA RK TRONI Cdisp lay: vehicles
wit ha360° Camer a
1 Oper ational front and rear
2 Operation alfron t,re ar and sides
3 Obstacle sde tected atthefront right (red)
Sa vedobs tacle son thesides aredele tedin the
fo llo wing situat ions,fo rex am ple:
R Youpar kth eve hicle andswitc hof fth eigni‐
tion .
R Youopen thedoor s.
Af terth eengine isrestar ted, obs tacle son the
sides mustbe detected again bef oreane w
wa rning can beissued. Sy
stem limit s
The system limits forPa rking Assist
PA RK TRONI Cappl yto passiv eside impact pro‐
te ction.
The follo wing objectsar eno tde tected, forex am‐
ple:
R Pedes trians who approachth eve hicle from
th eside
R Objec tsplaced next to theve hicle
Ac tiv atin g/deac tivatin gPa rking Assis t
PA RK TRONI C
* NO
TERisk ofan acci dent from objects
at clo serang e Pa
rking AssistPA RK TRONI Cma yno tde tect
cer tain obje ctsat clos era ng e. #
Whe npa rking ormane uvering theve hi‐
cle, paypar ticular attention toany
obj ect swhic har eabo veorbelo wthe
sensor s,e.g. flowe rpo ts or draw bar s.
The vehicle orother objects couldoth‐
er wise bedamag ed. 19
8
Driving and parking

Ve
hicl eswith Blind SpotAss ist: Cr oss Traf fic
Ale rtcan warndriver sof anycr ossing traffic
when backingup out ofapar kingspace. The
ra dar sensor sin thebum peralso monit orthe
ar ea adjac enttotheve hicle. Ifacr itical situation
is de tected, symbo l1 appea rsinthemedia dis‐
pla y.Ifth edr iver does notre spond tothewa rn‐
ing, theve hicle's brak es can beappli edaut omat‐
ically .
If th era dar sensor sar eobs truct edbyvehicles
or other object s,de tection isno tpos sible.
Cr oss Traf fic Aler tis acti veund erthefo llo wing
con dition s:
R IfBlin dSpo tAss istis act ivat ed. R
Ifth eve hicle isbac king upatwa lkin gpace.
R Ifth emaneuv ering assis tant func tionis acti ‐
va tedin themultimedia system.
Sy stem limit s
Cr oss Traf fic Aler tis no tav ailable onincline s.
% Alsoobse rveth esy stem limits ofActive
Bli nd Spo tAssi st(/ pag e21 5).
Dea ctivat ing/a ctivat ingmane uveringass is‐
ta nc e
Mu ltimed iasystem:
4 Vehicle 5
k Assist ance
5 Camera &Parkin g5
Maneuverin gAssist . #
Activate0073 ordeacti vate 0053 thefunc tion.
% Maneuv ering assis tance mustbe activ efo r
th efunc tion ofDrive Aw ayAssi st
( / pag e21 0). AT
TENTI ONASSIST Fu
nction ofATTENTI ONASSIST
AT TENTION ASSISTassis tsyouon long,mon oto‐
nous journeys,e.g. onhighw aysand trunk roads.
If AT TENTION ASSISTde tects indicatorsof fati‐ gu
eor incr easing laps es inconce ntration onthe
par tof thedr iver ,it sugg ests taking abr ea k.
AT TENTION ASSISTis onl yan aid. Itcann ot
alw aysde tect fatig ue orlaps es inconce ntration
in tim e.The system isno ta subs titutefo ra we ll-
re sted and attent ive dr iver .On long journeys,
ta ke regular break sin good timethat allo wfor
adeq uatere cup erati on.
Yo ucan choose between twose ttings:
R Standar d:nor mal system sensit ivity.
R Sensitiv e:higher system sensit ivity.The
dr iver iswa rned ear lier and theatt ent ion
le ve lde tected byATTENTION ASSISTis adap‐
te daccor dingly.
If dr ow siness orincr easing lapsesinconcen tra‐
tion arede tected, theATTE NTION ASSIS T:Take
a Break !wa rning appear sin theIns trument Dis‐
pla y.Yo ucan ackn ow ledg eth emessag eand
tak eabr eak wher eneces sary.Ifyo udo notta ke
a br eak and ATTENTION ASSISTcont inues to
de tect incr easing lapse sin concentr ation, you
will bewarned again afte ra minimu mof
15 minut es. Dr
iving andparking 21
1

R
Cruise contro l
Fu rther information (/page17 9).
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. Blind
SpotAssis tand Activ eBli nd Spo t
As sist wit hex itwa rning Fu
nction ofBlind SpotAssis tand Activ e
Bli nd Spo tAs sist wit hex itwa rning
Blin dSpo tAss istand ActiveBli nd Spo tAssi st
use twolat eral, rear-facin gra dar sensor sto
monit orthear ea up to130ft (40 m)behind and
10 ft(3 m) next to your 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 theside ofyour
ve hicle, there dwa rning lam pin theoutside mir‐
ro rflashes .If yo uswit chon thetur nsignal indi‐
cat orinthecor responding direction, awa rning
to ne sou nds once .If th etur nsignal indicat or
re mains switchedon,allother detected vehicles
ar eindicat edonlyby theflashin gof there d
wa 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.
As are sult, Blind SpotAssis tcanno twa rn
dr iver sin this situat ion. #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation and maintain asaf edis‐
ta nce attheside oftheve hicle. Blind
SpotAssis tand ActiveBli nd Spo tAssi st
ar eon lyaids. Theyma yfa ilto detect some vehi‐
cles andareno subs titutefo ratt entiv edr iving.
Alw aysensur eth at ther eis suf ficie ntdist anc eto
th eside forot her road user sand obstacle s.
Exi twa rning
The exitwa rning isan addition alfunc tion of
Blin dSpo tAss istand canwarnvehicle occu‐
pants about approaching vehicles whenleaving
th eve hicle when statio nary. &
WARNIN GRisk ofacci dent despite exit
wa rning
The exitwa rning react snei ther tostatio nary
obj ect sno rto vehicles approaching youat a
gr eat lydif fere nt spe ed.
As are sult, theex itwa rning cannotwa rn
dr iver sin these situation s. #
Alw ayspa ypar ticular attention tothe
tr af fic situ ation whe nope ning thedoor s
and makesur eth er eis suf ficie ntcle ar‐
ance . Dr
iving and parking 21
5