Page 70 of 530
Door
s Un
loc king andopening doorsfrom theinsid e 0007
Pull door handle2.
Loc kingpin 1pops upwhen thedoor is
unloc ked. Centr
allyloc king andunloc kingtheve hicl e
fr om theinsid e 0007
Tounlo ck:pr ess button 1. 0007
Toloc k:press butt on2.
This does notloc kor unloc kth efuel filler flap. The
vehicle isno tunloc ked:
R Ifyo uha ve loc kedth eve hicle using the
Smar tKey .
R Ifyo uha ve loc kedth eve hicle using KEY‐
LESS -GO. Loc
king/unloc kingtheve hicl ewith KEY‐
LES S-GO Re
quirement s
R The Smar tKey isouts idetheve hicle.
R The distance betwee nth eSmar tKey and the
ve hicle does notex ceed 3ft (1 m).
R The driver's door andthedoor atwhic hth e
door handle isused areclosed. 68
Openin gand closin g
Page 71 of 530
0007
Tounlo cktheve hicl e:touc hth einner sur‐
fa ce ofthedoor handle. 0007
Toloc kth eve hicl e:touc hsen sor surface
1 or2. 0007
Convenience closing:touc hre cess edsen‐
sor surface 2untilth eclosing procedur eis
com plete.
0009 Further information oncon venie nce closing
(→ page 78).
If yo uopen thetrunk lidfrom outside itis aut o‐
maticall yunloc ked. Pr
oblems withKEYLE SS-GO Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
Yo ucan nolongerloc kor unloc kth e
ve hicle using KEYLES S-GO. Po
ssible causes are:
R The Smar tKey functions have been deactiv ated (→ pag e64 ).
R The Smar tKey batt eryis disc hargedor near lydisc harged.
R Ther eis int erfere nce from apo we rful radio signal source. Openin
gand closin g69
Page 72 of 530

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
R The Smar tKey isfaulty . 0007
Activateth eSmar tKey functions (→pag e64 ). 0007
Chec kth ebatt eryusing thebatt erych ecklam pand replace ifnec essar y(→ pag e65). 0007
Use theemer gency keyto unlo ckorloc kth eve hicle (→pag e65). 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. 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. 70
Openin gand closing
Page 73 of 530

Loc
king/u nlocking thedr 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. 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. Openin
gand closing 71
Page 74 of 530

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
Pulltrunk lid re mo teoper ating switch1. 0007
Press and hold the008B buttononthe
Smar tKey . 0007
With thetrunk lidunloc ked, press theto pof
th eMer cedes star.
0009 Toopen, pullonthefo lded-o utstar when the
re ar vie wcam erais act ivat ed. 0007
Vehicl eswith HANDS -FREEACCESS: Use
yo ur foot to kic kbe low thebum per
(→ pag e73 ). 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 whenloading
th eve hicle. 72
Opening andclosing
Page 75 of 530

Yo
uha ve thefo llo wing options toclose the
tr unk lid: 0007
Pull thetrunk liddown using thehandle
re cess andpush itclos ed. HAND
S-FREE ACCESS function Wi
th HANDS-FREE ACCES Syo ucan open the
tr unk lid by per form ing akic kin gmo vement
under thebum per.
Obser vetheno teswhen opening thetrunk lid
(→ pag e71 ). 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. Opening
andclosing 73
Page 76 of 530

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 edunin tentio nally,in
th efo 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 ateth eSmar tKey functions (→pag e64 )
or do notcar 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. 74
Opening andclosing
Page 78 of 530
0007
When leaving theve hicle, alwaysta ke
th eSmar tKey wit hyo uand lockth e
ve hicle. 0007
Neverlea vechildr enunat tende din the
ve hicle. Re
quirement s:
R The powe rsupp lyor theignition isswitc hed
on. 1
Closes
2 Opens
The buttons onthedr iver's door take prece‐
denc e. 0007
Tostar taut omatic operation :pr ess the
0062 buttonbeyond thepoint ofresis tance
or pulland release it. 0007
Tointerru pt aut omatic operation :pr ess or
pul lth e0062 buttonagain.
0009 Automatic operation forclosi ngisavailable
on lyforth efront side windo ws.
When theve hicle isswitc hedoff,th eside win‐
do ws can continu ebei ng ope rated.
The func tion isavailable forar ound five minut es
or until adoor isopened . 76
Opening andclosing