2019 MERCEDES-BENZ C-CLASS SEDAN Owner's Manual

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
R Ther eis int erfere nce from apo we rful radio signal source.
R The Smar tKey isfaulty . 0007
Activateth eSmar tKey functions (0013page65). 0007
Che ckthebatt eryusing thebatt erych ecklam pand replace ifnec essar y(0013 page66). 0007
Use theemer gency keyto unlo ckorloc kth eve hicle (0013 page66). 0007
Have theve hicle andSmar tKey checkedat aqu alif ied spec ialistwo rkshop. Ac
tiv atin g/deac tivatin gthe automati clo ck ‐
ing featur e The
vehicle isloc kedaut omatic allywhen the
ignit ionisswitc hedonand thewheels aretur n‐
ing faster than walkin gpace. Open
ingand closing 71

0007
Toactiv ate: press and hold button2 for
appr oximat elyfive seconds untilanacous tic
signal sounds. 0007
Todeac tivate: press and holdbu tton 1 for
appr oximat elyfive seconds untilanacous tic
signal sounds. In
thefo llo wing situat ions,th er eis adang erof
being lockedout when thefunc tion isactiv ated:
R While theve hicle isbeing tow star ted/
pushed.
R The vehicle isbeing tested on thedynamom‐
et er. Loc
king/unloc kingthedr iver' sdoor withth e
emer gency key 0009
Ifyo uwish toloc kth eve hicle entirelyusing
th eemer gency key,firs tpr es sth ebutt onfor
loc kin gfrom theinside whilethedr iver's
door isopen. Thenproceed toloc kth edr iv‐
er's door using theemer gency key. 0007
Inser tth eemer gency keyas faras itwil lgo
int oopening 1intheco ver. 0007
Pull and hold thedoor handle. 0007
Pull theco veron theemer gency keyas
st ra ight aspossible away from theve hicle
until itre leases. 0007
Release thedoor handle. 72
Opening andclosing

0007
Tounlo ck:tur nth eemer gency keyco unt er-
clo ckwise toposition 0047. 0007
Toloc k:tur nth eemer gency keyclo ckwise to
position 0047. 0007
Carefully press theco veront oth eloc kcyli n‐
der until iteng ages and isseat edfirm ly. Tr
unk Openi
ngthetrunk lid 000A
DANG ER Risk ofexhaus tga spoisoning
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Exhaus t
ga ses can entertheve hicle interior ifth e
tr unk lid is op en when theengine isrunning ,
esp ecially ifth eve hicle isin mo tion. 0007
Alw aysswitc hof fth eengine before
opening thetrunk lid. 0007
Neverdr ive wit hth etrunk lidopen. 000E
NO
TEDama getothetrunk lidbyobs ta‐
cle sab ove theve hicle The
trunk lidswings upwards when itis
opened. 0007
Ther efor e, mak esur eth at ther eis suf fi‐
cie ntcle arance above thetrunk lid. Yo
uha ve thefo llo wing options forope ning
the trunk lid: 0007
Pullth etrunk lidhandle. 0007
Pull trunk lidremo teoper ating switch1. 0007
Press and hold the008B buttononthe
Smar tKey . 0007
Vehicl eswith HANDS -FREEACCESS: Make
a kic kin gmo vement withyo ur foot belo wthe
bum per(0013 page76 ). Openin
gand closin g73

0007
Vehicl eswith trunk lidconvenience clos‐
ing featur e:With thetrunk lidstopped inan
int ermediat eposition, pullitupw ards and
re lease itas soon asitbegin sto open.
Wi th thetrunk lidopening heightrestriction
acti vated, manuall ypull thestopped trunk lid
upw ards.
Ve hicl eswith trunk lidconvenience closing
fe atur e:Ifan object restricts thetrunk liddur ing
th eaut omatic opening process, obstacle detec‐
tion willst op thetrunk lid.The obstacle detec‐
tion functi onisonly anaid and isno ta su bs ti‐
tut efo ryo ur att entiven ess . Closing
thetrunk lid 000A
WARNIN GRisk ofinju ryfrom unsecu red
it ems intheve hicle
If object s,lugg ageor loads areno tsecur ed
or notsecur edsuf ficie ntly,they cou ldslip,
tip ove ror be throw nar ou nd and ther eb yhit
ve hicle occupants. Ther
eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. 0007
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around . 0007
Beforeth ejour ney,secur eobjects, lug‐
ga ge orloads agains tslipping ortipping
ove r. Com
plywit hth eloading guidelines whenyouar e
loadin gth eve hicle. 000A
WARNIN GRisk ofbeco ming trap ped
du ring automatic closing ofthetrunk lid
Pa rts of thebody could become trapped dur‐
ing automatic closing ofthetrunk lid.Mor e‐
ove r,people, e.g.childr en, maybe standi ng
in theclosing area orma yent ertheclosing
ar ea dur ing theclosing process. 0007
Mak esur eth at nobody isin thevicinit y
of theclosing area dur ing theclosing
pr ocess. 0007
Use oneofthefo llo wing option sto stop
th eclosing process: R
Press the008B buttononthe
Smar tKey .
R Press orpull there mo teoper ating
switc hon thedr iver's door .
R Press theclosing orloc king button
on thetrunk lid.
R Pull thetrunk lidhandle. Ve
hicl eswith HANDS -FREEACCESS: Itis also
poss ibletostop theclosing process bymaking a
kic king movement withyo ur foot belo wthere ar
bum per.
Yo uha ve thefo llo wing options forcl os ing
the trunk lid: 0007
Pullth etrunk liddown using thehandle
re cess andpush itclos ed. 0007
Vehicl eswith HANDS -FREEACCESS: With
th etrunk lidcom pletely op ened ,ma kea
kic king movement withyo ur foot belo wthe
bum per(0013 page76 ). 0007
Vehicl eswith trunk lidconvenience clos‐
ing featur e:Pul lth etrunk lidhandle and
re lease itas soon asitstar ts to clos e. 74
Opening andclosing

0007
Vehicl eswith trunk lidconvenience clos‐
ing featur e:With thetrunk lidstopped inan
int ermediat eposition, pushitdo wn wards.
The trunk lidwill cont inue toclos e. 0007
Vehicl eswith trunk lidconvenience clos‐
ing featur eand KEYLESS -GO: With the
tr unk lid comple tely op ened ,pr es sand hold
th e008B buttonontheSmar tKey (wit hth e
Smar tKey inthevicinit yof theve hicle). 0007
Vehicl eswith trunk lidconvenience clos‐
ing featur e:Press thetrunk lidremo teoper‐
ating switch1. 0007
Vehicl eswith trunk lidconvenience clos‐
ing featur e:Press closi ngbutt on1 onthe
tr unk lid. 0007
Vehicl eswith trunk lidconvenience clos‐
ing featur eand KEYLESS -GO: Press locking
butt on2 onthetrunk lid.
If aSmar tKey isde tected outsid eth eve hicle,
th etrunk lidwill close andtheve hicle willbe
loc ked.
Tr unk lidaut omatic reve rsing featur e
If an object obstructs thetrunk liddur ing the
aut omat icclo singpr oce ss,thetrunk lidwill
open again automaticall y.The automatic reve rs‐
ing featur eis on lyan aid and isno ta subs titute
fo ryo ur att entiven ess . 0007
When closing,mak esur eth at no body parts
ar ein theclosing area. 000A
WARNIN GRisk ofbeco ming trap ped
des pite there ve rsing func tion
The reve rsing func tion does notre act :
R tosof t,light andthin obje cts, e.g. fing ers.
R overth elas t00C2 in(8 mm) oftheclosing
pat h. Openin
gand closing 75

In
these situation sin par ticular ,th ere ve rsing
func tion cannotpr eve ntsom eone being trap ‐
pe d. 0007
Whe nclo sing, makesur eth at no body
par tsarein theclosing area. 0007
Ifsomeon eis tra pped, useone ofthe
fo llo wing option s:
R Press the008B buttononthe
Smar tKey .
R Press there mo teoper ating switch
on thedr iver's door .
R Press theclosing orloc king button
on thetrunk lid.
R Pull thetrunk lidhandle. HANDS-FREE
ACCESS 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 page73 )and closin g(0013 page74 )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 76
Opening andclosing

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. 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 page65) 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. Openin
gand closin g77

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. Un
loc king thetrunk withth eemer gency
re lease from inside Re
quirement s
R The 12‑V‑v ehicle batter yis conne cted and
ch arge d. 0007
Press emer gency release button1 brief ly.
The trunk lidunloc ksand open s. Ac
tiv atin g/deac tivatin gthe trunk lid ope ning
hei ght restriction Mult
imed iasystem:
0018 Vehicle 0019
î Vehicle Setting s
0019 Trunk LidRestric tion
This function allowsyouto avo idbum ping the
tr unk lid on alow ga rage ceiling, forex am ple. 0007
Activate0073 ordeacti vate 0053 thefunc tion. Ro
ller sun blinds Ext
ending there ar side windo wroller sun‐
blinds 000E
NO
TEDama getotheiner tiareel due to
it snapp ingback If
sudden lysnappe dbac k,theiner tiareel
ma ybe damag ed. 0007
Alw aysmo vethero ller sun blind by
hand. 78
Opening andclosing