2019 MERCEDES-BENZ C-CLASS COUPE sensor

000E
NO
TEImpairment oftheoper ating effi‐
cie ncy ofthere stra int systems from
ins talling accessor ypar tsor from repair s
or we lding Air
bags andEmerge ncy Tensi oni ng Device s,
as wellas con trol unit sand sensorsfo rth e
re stra int systems, maybe installed inthefo l‐
lo wing areas ofyour vehicle:
R Door s
R Door pillars
R Doo rsi lls
R Sea ts
R Cockpit
R Instrument cluster
R Cen terconsole
R Lateral roof frame 0007
Donotins tallacc essor ypar tssuc has
audio systems inthese areas. 0007
Donotcar ryout repair sor we lding. 0007
Have afte rm arke tins tallation ofacc es‐
sor ies carried out ataqu alif ied spec ial‐
is two rkshop. Yo
uco uld jeopar dizeth eoper ating safetyof your
ve hicle ifyo uuse parts,tir es and wheel sas well
as acc essor iesreleva nt tosaf etywhic hha ve not
be en approve dby Mer cedes-Ben z.Saf ety-re le‐
va nt systems, e.g.thebr ak esy stem, maymal‐
func tion.Onl yuse Mercedes- BenzGenuine Parts
or par tsof equal qualit y.Onl yuse tires, wheels
and accessor iesthat have been specif ically
appr ovedfo ryo ur vehicle model.
Mer cedes-Ben zGenuine Parts ar esubject to
st rict qualit ycon trol. Eac hpar thas been spe‐
ciall yde veloped, manufactured orselec tedfo r
Mer cedes-Ben zve hicles andfine-tu nedforth em.
Ther efor e, onl yMer cedes- BenzGenuine Parts
should beused.
Mor eth an 300,0 00 differe nt Mer cedes-Be nz
Ge nui ne Parts ar eav ailable forMer cedes-Benz
model s.
All author ized Mercedes-B enzCent ersmaint ain
a supply ofMer cedes-B enzGenuine Parts fo r nece
ssaryser vice andrepair work.In addition,
st ra tegically locatedpar tsdeliv erycent erspr o‐
vide forqu ick and reliable partsser vice .
Alw aysspecify theve hicle identif ication number
(VIN) (0013 page41 0) wh en orde ring
Mercede s-BenzGenui ne Parts. Oper
ator's Manual
This Oper ator's Manual describesallmodels and
all standar dand optio nal equipme ntavailable for
yo ur vehicle atthetime ofthis Oper ator's Man‐
ual goin gto press. Countr y-specif icdif fere nces
ar epo ssi ble. No tethat your vehicle mayno tbe
eq uipped withall featur esdesc ribed. Thisisalso
th ecase forsy stems andfunc tionsre leva nt to
saf ety. Ther efor e, theeq uipment onyour vehicle
ma ydif ferfr om that inthedescr iption sand illus‐
tr ations.
The original purchase agreeme ntforyo ur vehicle
cont ains alis tof all ofthesy stems inyour vehi‐
cle.
Should youha ve anyqu estion scon cerning
eq uipment andoper ation, please consult an
aut hor ized Mercedes- BenzCenter. 22
Gener alno tes

Re
stra int system functiona lity When
theignition isswitc hedon,aself-t estis
per form ed, during whic hth e0075 restra int sys‐
te m wa rning lam plight sup. Itgoes outnolater
th an afe w sec ond saf te rth eve hicle isstar ted.
The com ponen tsof there stra int system areth en
func tional. Malfu
nctioning restra int system A
malfun ction has occurredin there stra int sys‐
te m if:
R the0075 restra int system warning lam pdoes
no tlight upwhen theignition isswitc hedon
R the0075 restra int system warning lam p
light sup con tinuousl yor repeat edly during a
jour ney 000A
WARNIN GRisk ofinju ryor fata linj ury
due toamalf unctionin there stra int sys‐
te m
If th ere stra int system ismalfunct ioning,
re stra int system com ponen tsma ybe trig‐ ge
redunint entionall yor might notbe trig‐
ge redat all intheev ent ofan acciden t.This
ma yaf fect theEmer gency Tensi oni ng Device
or airba g,forex am ple. 0007
Have there stra int system checkedand
re pair edimmediat elyat aqu alif ied spe‐
cialis two rkshop. Fu
nction ofthere stra int system inan acci‐
dent Ho
wthere stra int system worksis de term ined by
th ese verity of theim pact detected and thetype
of acciden tantic ipated:
R Front alim pact
R Rear impact
R Sideim pact
R Rollover
The activ ation thre sholds forth ecom ponen tsof
th ere stra int system arede term ined based on
th eev aluatio nof thesensor values measur edat
va rious points intheve hicle. Thisprocess ispre-
em ptive in nat ure. The trigg ering/ deplo yment ofth
ecom ponen tsof there stra int system mus t
ta ke place ingood timeatthest ar tof thecolli‐
sion.
Fa ctor swhi chcan only besee nand measured
af te ra colli sion hasoccur reddo notpla ya deci‐
siv ero le in thedeplo yment ofan airbag. Nordo
th ey prov ide anindic ation ofairbag deployment .
The vehicle maybe def ormed signif icantl ywit h‐
out anairbag beingdeployed. This isthecase if
onl ypar tswhic har ere lativ elyeasil ydef ormed
ar eaf fect ed and thera te ofvehicle deceler ation
is no thigh. Conversely ,an airbag maybe
deplo yedev en though theve hicle suffers onl y
minor deformation. Ifve ry rigid vehicle parts
suc has longitudinal membersar ehit, forex am‐
ple, this ma yre sult insuf ficie ntly highleve ls of
ve hicle deceler ation. 34
Occupant safety

000A
WARNIN GRisk ofinju ryor deat hdue to
th euse ofunsuit ableseat covers
Uns uitable seat covers can obstruct orpre‐
ve nt thedeplo yment ofair bags integr ated
int oth eseats.
Conseq uently,theair bags cannotprotect
ve hicle occupants asthey aredesig nedto
do. Inaddition, operation oftheaut omatic
fr ont passeng erair bag shut offma ybe
re strict ed. 0007
Yousho uld onlyuse seat covers that
ha ve been approved forth ecor respond‐
ing seats byMer cedes-Ben z. 000A
WARNIN GRisk ofinju rydue tomalfu nc‐
tions ofthesensor sin thedoor paneling
Sens orsto contr oltheairbags arelocat edin
th edoor s.Modif ication sor wo rknotpe r‐
fo rm ed cor rectl yto thedoor sor door panel‐
ing, aswellas damag eddoor s,can lead to
th efunc tion ofthesensor sbeing impair ed.
The airbags mightther efor eno tfunc tion
pr oper lyan ymor e. Con
sequent ly,th eairbags cannotprotect
ve hicle occupants asthey aredesig nedto
do. 0007
Nevermodify thedoor sor par tsof the
door s. 0007
Alw aysha ve wo rkon thedoor sor door
paneling carried out ataqu alif ied spe‐
cialis two rkshop. 000A
WARNIN GRisk ofinju rydue todeplo yed
airbag
A deplo yedairbag nolong erhas apr otect ive
func tion andcann otprotect asintended in
th eev ent ofan acciden t. 0007
Have theve hicle towe dto aqu alif ied
spec ialistwo rkshop inorder tohave the
deplo yedairbag replaced. Ha
ve deplo yedairbags replaced immediat ely. St
atus ofthefront passeng erfront airbag Fu
nction oftheaut oma ticfront passeng er
fr ont airbag shutoff
The automatic front passeng erfront airbag shut‐
of fis able todetect whe ther thefront passeng er
seat isoccupied byaper son orach ild restra int
sy stem. Thefront passeng erfront airbag and
fr ont passeng erknee airbag areenabled ordisa‐
bled accor dingly.
When installing ach ild restra int system onthe
fr ont passeng ersea t,alw aysmak esur eof the
fo llo wing:
R Ensur eth at thech ild restra int system isposi‐
tion edcor rectl y(0013 page 49).
R Alw aysobser vethech ild restra int system
manuf acturer'sinstallation instruct ions .
R Neverpla ceobjects, e.g.cushi ons,under or
behi ndthech ild restra int system.
R Fully re tract theseat cushion lengthadjus t‐
ment .
R The entire base ofthech ild restra int system
mus talw aysre st on theseat cushion ofthe
fr ont passeng ersea t. Occupa
ntsaf ety 43

HANDS
-FREEACCESS function Wi
th HANDS-FREE ACCES Syo ucan open ,clo se
or interru pt trunk lid mo vement byper form ing a
kic kin gmo vement under there ar bum per.
The kickin gmo vement trigg ersth eopening or
closing process alternat ely. Obser
vetheno teswhen opening
(0013 page70) and closing (0013page71 )th e
tr unk lid.
0009 Awa rning tone sou nds while th etrunk lidis
opening orclosing. 000A
WARNIN GRisk ofburnscaused byaho t
ex haus tsy stem
The vehicle exhaus tsy stem can become very
ho t.Ifyo uuse HAND S-FRE EAC CES S,you
cou ldbu rn yourself bytouc hin gth eex haus t
sy stem. 0007
Alw aysensur eth at youon lyma kea
kic king movement within thede tection
ra ng eof thesensor s. 000E
NO
TEDama getotheve hicle caused by
unin tentio nallyopening thetrunk lid R
When usinganaut omatic carwash
R When usingahigh pressur ecleaner 0007
Deactiv ateKEYLES S-GOormak esur e
th at theSmar tKey locat edisat leas t 10
ft(3 m) away from theve hicle in
suc hsituations. When
making thekic king movement, makesur e
th at your feet arefirm lyon thegr ound, other‐
wise youco uld lose your balan ce,e.g.on ice.
Re quiremen ts
R The Smar tKey isbehin dth eve hicle.
R Stand atleas t12 in(30 cm) away from the
ve hicle while perform ing thekic king move‐
ment.
R Donotcome intocont actwithth ebum per
while making thekic king movement.
R Donotcar ryout thekic king movement too
slo wly.
R The kicking movement mustbe towa rdsth e
ve hicle andbackag ain. 74
Opening andclosing

1
Detection rang eof thesensor s
If se veralcon secut ive kic kin gmo vements are
no tsuccessfu l,wa itte nseco nds.
Sy stem limita tions
The system maybe impair edorma yno tfunc tion
if:
R Sno wor dir t,e.g. from road salt ,co vers the
sensor area.
R The kicking movement ismade using apr os‐
th etic leg. The
trunk lidcould beopen edorclos edunin ten‐
tio nal ly,in thefo llo wing situat ions:
R Aper son 'sarms orlegs aremo vingin the
sensor detection rang e, e.g .wh en polishi ng
th eve hicle orpic king upobject s.
R Object sar emo vedor placed behind theve hi‐
cle, e.g. tensi oni ng stra ps orlugg age.
R Clam pingstra ps, tarp sor other coverings are
pu lled ove rth ebum per.
R Apr otect ive mat withalengt hre ac hin gove r
th etrunk silldown intoth ede tection rang e
of thesensor sis used.
R The protect ive mat isno tsecur edcor rectl y.
R Workisbeing undertake non thetrailer hitch,
on trailer sor rear bicy clerack s.
Deactiv ateKEYLES S-GO(0013 page63) ordo
no tcar rytheSmar tKey about your per son in
suc hsit uatio ns. Swit
ching separ atetrunk locking onoroff If
yo ucen trally unlocktheve hicle while separate
loc king isactiv ated, thetrunk willremain locked. 0007
Toswitc hon: slide theswitc hto position
0047. 0007
Toswitc hof f:slide theswitc hto position
0048.
0009 Ifan acciden thas been detected, thetrunk
will unloc keve nif sep aratelock ing is
switc hedon. Open
ingand closing 75

Cor
nering light Cor
nering light function The
corner ing light improve sth eillumination of
th ero adw ayove ra wid eang lein thetur ning
dir ect ion, enabling better visibility ontight
bends, forex am ple. Itcan beact ivat ed only
wh en thelow beam isswitc hedon.
The func tion isactiv e:
R Atspeeds below25 mph(40 km/h) when
th etur nsignal lightisswitc hedonorthe
st eer ing wheel istur ned R
Atspeeds between 25mph(40 km/h) and
45 mph(70 km/h) whenthesteer ing wheel
is tur ned
Tr af fic cir cle and intersect ionfuncti on:the
cor ner ing light isacti vatedon both sides thro ugh
an evaluatio nof thecur rent GP Spo sitio nof the
ve hicle. Itre mains activeuntil afte rth eve hicle
has leftth etraf fic cir cle ortheint ersect ion. Ad
aptiv eHighb eamAssist Ad
aptiv eHighb eamAssistfuncti on 000A
WARNIN GRisk ofacci dent despite
Ad aptiveHig hbeam Assis t
Ad aptiveHig hbeam Assis tdoes notre cog‐
nize thefo llo wing road user s:
R Road user swit hout lights,e.g .pedes ‐
tr ians
R Road user swit hpoor lighting,e.g .
cy clis ts
R Road user swhos elight ingisobs truct ed,
e.g .by abar rier On
very rare occasions, AdaptiveHig hbeam
As sis tma yfa ilto recogni zeother road user s
wit hth eir ownlighti ng,orma yre cogni ze
th em toolat e.
In these orsimilar situation s,theaut omatic
high beam isno tdeactiv ated orisactiv ated
despit eth epr esenc eof other road user s. 0007
Alw aysobser vethetra ffic car efull yand
switc hof fth ehigh beam ingood time. Ad
aptiveHig hbeam Assis tcan notta ke into
acc ount road, weather ortraf fic condi tions.
De tection maybe restrict ed inthefo llo wing
cases :
R inpoor visibilit y,e.g. fog, hea vyrain or sno w
R ifth er eis dir ton thesensor sor thesensor s
ar eobscur ed
Ad aptiveHig hbeam Assis tis on lyan aid. Youar e
re sponsible foradju sting theve hicle's lighting to
th epr eva iling light,visibilit yand traffic condi ‐
tions . Lig
htand visibility 11
7

The
AdaptiveHig hbeam Assis taut omat ically
swit ches between thefo llo wing types oflight :
R Low-beam headlam ps
R High beam
At speeds above19 mp h(3 0km/h):
R Ifno other road user sar ede tected, thehigh
beam willbeswitc hedonaut omaticall y. The
high beam switchesoffaut omaticall yin the
fo llo wing cases :
R Atspeeds below16 mp h(2 5km/h).
R Ifot her road user sar ede tected.
R Ifstre et light ingissuf ficie nt.
At speeds aboveappr oximat ely31 mp h
(50 km/ h):
R The headlam pra ng eof thelow beam isregu‐
lat ed aut omatically basedonthedis tance to
ot her road user s.
The system's optical sensor islocat edbehind
th ewindshield neartheove rhead control panel.
Switc hingAdaptiv eHighb eamAssiston/ off 0007
Toswitc hon: turnth elight switc hto the
0058 position . 0007
Switc hon thehigh beam usingthecombin a‐
tion switc h.
When thehigh beam isswitc hedonaut omat‐
icall yin thedar k,the 00CE indicat orlam pon
th emultifunc tiondispla ycomes on. 0007
Toswitc hof f:switc hof fth ehigh beam
using thecombin ationswitch. Switc
hingtheda ytime running lampson/of f Multimedia
system:
0018 Vehicle 0019
÷ LightSetting s
0019 Daytime Run.Lights 0007
Activate0073 ordeacti vate 0053 thefunc tion. Se
tting theex terior light ingswitc h-of fdela y
tim e Mult
imedia system:
0018 Vehicle 0019
÷ LightSetting s
0019 Ext.Light SwitchOff 0007
Setth eswitc h-offdela ytime. Se
tting thesur round lighting Mul
timedi asy stem:
0018 Vehicle 0019
÷ LightSetting s
0019 Locat orLightin g 0007
Activate0073 ordeacti vate 0053 thefunc tion.
If th esur round lightingisswit ched on, theex te‐
ri or lighting remains litfor40 seconds afte rth e 11
8
Light andvisib ility

Ad
jus tingthe outsi de mir rors 0007
Press butt on3 or4 toselect theoutside
mir rorto be adjus ted. 0007
Press butt on2 toadjus tth eposition ofthe
mir rorgl ass.
Eng agin gth eout side mirrors 0007
Vehicl eswithout electrical lyfolding out‐
side mirrors:ma nua llymo vetheoutside
mir rorint oth ecor rect pos ition. 0007
Vehicl eswith electrical lyfolding outside
mir rors:pr ess and hold button1.
Yo uwill hear aclic kand themir rorwil lau di‐
bl yeng agein posi tion. Theoutsi demir roris
se tto thecor rect pos ition. Au
tomatic anti-glar emir rors functio n 000A
WARNIN GRisk ofburnsand poisoning
due totheanti- glar emir rorelectr olyte
Electr olytema yescap eif th eglass inan
aut omat icant i-glar emir rorbr eak s. The
electr olyteis har mful andcaus esirrita ‐
tio n.Itmu stnotcome intocont actwith your
sk in, eye s,respir ator yorg ans orclo thing or
be swallo wed. 0007
Ifyo uco me intoco ntact withelec tro‐
ly te ,obser vethefo llo wing:
R Rinse theelectr olytefrom your skin
and seek medicalattentio nimm edi‐
at ely.
R Ifelectr olytecomes intocont act
wit hyo ur eyes, rinse them thor‐
oughl ywit hclean waterand seek
medica latt ention immediately .
R Ifth eelectr olyteis sw allo wed,
immediat elyrinse your mout hout
th or oughly .Do notinduce vomiting.
Seek medica latt ention immedi ately .
R Immedia tely ch ang eout ofclo thing
whic hhas com eint ocon tact with
electr olyte.
R Ifan allergic react ion occurs, seek
medi calattent ion imm ediat ely. The
inside rear vie wmir rorand theoutside mir‐
ro ron thedr iver's side automatic allygo into
anti- glar emode iflight from aheadlam phit sth e
sensor ontheinside rear vie wmir ror.
Sy stem limita tions
The system does notgo intoanti- glar emode in
th efo llo wing situat ions:
R theengine isswitc hedoff
R reve rsege ar iseng aged
R theint erior lighting isswitc hedon Fu
nction ofthefront- passeng erout side mir‐
ro rpar kingpos ition The
parking posit ionmak espar kingeasier .
The front -pass engerouts idemirrortilts down‐
wa rdsand showsthere ar wheel onthefront -
passeng erside inthefo llo wing situat ions:
R thepar king position isstor ed
(0013 page12 4)
R thepasseng ermir roris sele cted
R reve rsege ar iseng aged Ligh
tand visibilit y12
3