2023 MERCEDES-BENZ A CLASS lock

Sma
r Sma
rtK ey tK
ey OvOv
er er
vie vie
wof ke w
of keyfu nct ions y
fu nct ions &
W W
AR NIN G AR
NIN GRisk ofaccid entand inju ry due
to childr enleT unatt ended intheve hicle
If ch ildr enareleT unsuper visedintheve hicle,
th ey could, inpar ticul ar:
R open doors,ther eb yendang ering other
per sons orroad user s.
R getout and bestruckby oncoming tra1c.
R oper ateve hicle equipme ntand become
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion ,fo rex am ple by:
R releasing thepar king brak e.
R chang ingthetransmission position.
R star ting theve hicle. #
Neverlea vechildr enunatt ended inthe
ve hicle. #
When leavingth eve hicle, alwaysta ke the
Sma rtKe ywit hyo uand lockth eve hicle. #
Keep theve hicle SmartKey out ofreac h
of childr en. *
N NO O
TE TE
Damag eto theSmar tKey caused by
magne tic/elds #
Keep theSmar tKey awa yfrom strong
ma gne tic /eld s. Ve
hicle SmartKey wit hpani calar m
1 Locks
2 Indicatorlam p 3
Unloc ks
4 Opens thetrunk lid
5 Panic alarm
% Ifind icat orlam p2 does notlig ht up aTer
pr essin gth eÜ orß button,thebatt ery
is we ak orpossibl ydisc harged. Re place the
batt eryas soon aspossible.
Re place theke ybatt ery(/ page68).
The keyloc ksand unlocks thefo llo wing compo-
nents:
R Door s
R Fuel/ller 0ap
R Trunk lid
If th eve hicle isno topen edwithin appr oximat ely
40 seconds aTerunloc king,itloc ksagain. Anti-
th eT protection isactiv ated again.
Do notke ep theke yto get her with elect ronic devi-
ces orme talobjects. Thiscana.ec tth eke y's
fu nct ionality. 6666
Opening
andclosing

AA
ctiv ctiv
atin g/deactiv atin
g/deactiv atingt atin
gthe acous he
acous ticloc tic
locking king
v v
er er
i/- i/-
cation cation
signal sign
al Mul
timed iasystem:
4 © 5
Settings 5
Vehi cle #
Activateor deac tivateAco ustic Lock. ArAr
ming/dis ar ming/dis
arming t ming
the panic alarm he
pani calar m RR
eq eq
uir uir
emen ts: emen
ts:
R The vehicle isswitc hedo.. #
T T
o activ o
activ at at
e: e:
press button1 forappr oximat ely
one second.
A visual andaudible alarmistrigg ered. #
T T
o deactiv o
deactiv at at
e: e:
brie0y press button1 again.
or #
Press thestar t/s topbutt on.
A Smar tKey belongin gto theve hicle mustbe
de tected intheve hicle. Chang
ingt Chang
ingthe unloc he
unlocking se king
setting s tti
ng s Po
ssible unlocking funct ionsof theSmar tKey :
R Centr alunloc king
R Unloc kingthedr iver's door andfuel/ller 0ap #
T T
o switc o
switc hbe h
be tw tw
een se een
setting s: tting
s:press theÜ
and ß buttons simult aneousl yfo rappr ox-
imat elysix seconds untiltheindicat orlam p
0ash estwice.
Op tions ifth eunloc kingfunction forth edr iver's
door andfuel/ller 0aphasbeen select ed:
R T T
o unloc o
unloc kt k
the v he
vehicle centr ehicle
centrally all
y: :
pr ess the
Ü buttontwice.
R V V
ehicles wit ehicles
withKEYLES S-GO: h
KEYLES S-GO:ifyo uto uc hth e
inner surface ofthedoor handle onthedr iv-
er's door ,onl yth edr iver's door andthefuel
/ller 0apareunloc ked. DeactivDeactiv
atingt ating
the fun ction oft he
fun ction ofthe Smar he
Smar tKey tK
ey VV
ehicles wit ehicles
withKEYLESS -GO: h
KEYLESS -GO:ifyo udeactiv ateth e
func tionof theSmar tKey ,th eKEYLESS -GOfunc-
tions arealso deactiv ated. Access ordrive aut hor -
izat ion byKEY LESS-G Oisthen no long erpossible
wit hth at par ticu larSmar tKey .Ac tivateth efunc-
tion oftheSmar tKey so that all its funct ionswill
ag ain beavailabl e.
Yo ucan also deactiv ateth efunction oftheSmar t-
Ke yto reduce theener gyconsum ption ofthe
Sma rtKe yif yo udo notuse theve hicle oraSmar t-
Ke yfo ran extended period oftime . #
T T
o dea ctiv o
dea ctivat at
e: e:
press theß buttononthe
Sma rtKe ytwi ce inqu ick succes sion.
The Smar tKey indicat orlam p0as hes twice
br ie0y andlights uponce. #
T T
o activ o
activ at at
e: e:
press anybutt onontheSmar tKey .
% When theve hicle isstar tedwit hth eSmar tKey
in themar kedspace ofthecent erconsole,
th efunction oftheSmar tKey isaut omatically
activ ated (/ page129). Opening
andclosing
67 67

Mer
cedes-Be nzrecommen dsthat youha ve the
batt eryre placed ataqua li/ed specialist work-
shop. #
Remo vetheemer gency key(/ page68) . #
Press release knob2down fullyand slide
co ver1 inthedir ection ofthear ro w. #
Foldout cover1 inthedir ection ofthear ro w
and remo ve. #
Remo vebatt erycom partment 3and take
out thedisc hargedbatt ery. #
Inser tth ene wbatt eryint obatt erycom part-
ment 3.Obser vethepositiv epole marking in th
ebatt erycom partment andonthebatt ery
when doing this. #
Push inbatt erycom partment 3. #
Re-att achco ver1 and push ituntil it
eng ages. PrPr
oblems wit oblems
witht h
the Smar he
Smar tKey tK
ey ,tr ,
tr oubl eshoo oubl
eshoo ting tin
g YY
ou can nolong ou
can nolonger loc er
loc kor unl oc k
or unl ockt k
the v he
vehicle ehicle
Po ssible causes:
R The Smar tKey batt eryis we ak ordisc harged. #
Chec kth ebatt eryusing theindicat orlam p
(/ page66). #
Replace theSmar tKey batt ery, ifnecessar y
(/ page68). #
Use there placement SmartKey . #
Use theemer gency keyto loc kor unloc k
(/ page72). #
Have theSmar tKey checkedat aqu ali/ed spe-
ciali stwo rkshop. Ther Ther
eis int e
is int erf er
fer er
ence fr ence
from apo w om
apo wer er
fulr fu
lradio signal adio
signal
sour sour
ce ce
Po ssible causes ifth efunction oftheSmar tKey is
im pair ed:
R High voltag epo we rlines
R Mobile phones
R Electr onicdevices (notebook s,table ts)
R Shieldin gdue tome talobjects orinduction
loops forelectr icalgate systems oraut omati c
bar rier s #
Mak esur eth at ther eis su1cien tdist ance
be tween theSmar tKey and thepo tential
sou rceof interfere nce.
Y Y
ou hav ou
have los e
lost aSmar t
a Smar tKey tK
ey #
Have theSmar tKey deactiv ated ataqu ali/ed
special istwo rkshop. #
Ifnece ssary,ha ve themec hanical lock
re placed aswell. Opening
andclosing
69 69

Door
s Door
s UUn
loc nloc
king/open ingt king/open
ingthe door he
door sfr s
from t om
the inside he
inside #
T T
o unloc o
unloc kand open afr k
and open afront door ont
door : :
pull door
handle 1. #
T T
o unloc o
unloc kar k
arear door ear
door : :
pull there ar door han-
dle. #
T T
o open ar o
open arear door ear
door : :
pull there ar door handl e
ag ain. Cen
tr Cen
trall all
yloc y
loc king andunloc king
andunlocking t king
the v he
vehicle fr ehicle
from om
t t
he insi de he
insi de #
T T
o unl oc o
unl ock: k:
press button1. #
T T
o loc o
loc k: k:
press button2.
The redindicat orlam pon butt on2 lights up
once theve hicle isloc ked.
% The buttons arealso onthefront passeng er
and rear door s. This
does notloc kor unl ockth efuel /ller 0ap.
The vehicle isno tunl ocked:
R Ifyo uha ve loc kedth eve hicle usingth eSmar t-
Ke y
R Ifyo uha ve loc kedth eve hicle usingKEY LESS-
GO LocLoc
king /unloc king
/unlocking t king
the v he
vehicle wit ehicle
withKEY LESS-GO h
KEY LESS-GO RR
eq eq
uir uir
emen ts: emen
ts:
R The Smar tKey isoutside theve hicle.
R The distance between theSmar tKey and the
ve hicle does notex ceed 3T (1 m).
R The driver's door andthedoor onwhic hth e
door handle isused areclosed.
* NO NO
TE TE
Damag eto theve hicle caused by
unint entionall yopening thetrunk lid R
When usinganaut omatic carwash
R When usingahigh pressur eclean er #
Deacti vate thefunction oftheSmar tKey
in these situations. 7070
Opening
andclosing

#
Have theve hicle andSmar tKey checkedat a
qu ali/ed special istwo rkshop.
Ther Ther
eis int e
is int erf er
fer er
ence fr ence
from apo w om
apo wer er
fulr fu
lradio signal adio
signal
sour sour
ce ce
Po ssible causes ifth efunction ofKEYLESS -GOis
im pair ed:
R High voltag epo we rlines
R Mobile phones
R Electr onicdevices (notebook s,table ts)
R Shieldin gdue tome talobjects orinduction
loops forelectr icalgate systems oraut omati c
bar rier s #
Mak esur eth at ther eis su1cien tdist ance
be tween theSmar tKey and thepo tential
sou rceof interfere nce. AA
ctiv ctiv
ating /dea ctiv ating
/dea ctivating t ating
the aut he
aut oma ticloc oma
ticlocking f king
fea- ea-
tur e tur
e The
vehicle isloc kedaut omaticall ywhen theve hi-
cle isswitc hedonand thewheels aretur ning
fa ster than walking pace. #
T T
o activ o
activ at at
e: e:
press and hold button2 for
appr oximat ely/v eseconds untilanacoustic
signal sounds. #
T T
o deactiv o
deactiv at at
e: e:
press and hold button1 for
appr oximat ely/v eseconds untilanacoustic
signal sounds.
The redindicat orlam pon butt on2 lights up
once theve hicle isloc ked. In
thefo llo wing situations, ther eis adang erof
being lockedout when thefunction isactiv ated:
R While theve hicle isbein gto w- star tedor
pushed
R Ifth eve hicle isbein gte sted on aro ller dyna-
mome ter LocLoc
king/unloc king/unloc
kingt king
the v he
vehic lewit ehic
lewit ht h
the emer - he
emer -
g g
ency key ency
key LocLoc
king/unloc king/unloc
kingt king
the dr he
driv iv
er's door wit er's
door witht h
the he
emer g emer
gency key ency
key
% Ifyo uwish toloc kth eve hicle entirel yusin g
th eemer gency key,/rst pres sth ebutt onfor
loc king from theinside whilethedr iver's door
is open. Thenproceed toloc kth edr iver's
door using theemer gency key. 7272
Opening
andclosing

#
Remo vetheemer gency key(/ page68) . #
Inse rttheemer gency keyas faras itwill go
int oopening 1intheco ver. #
Pull and holdthedoor handle. #
Pull theco veron theemer gency keyas
str aigh tas possible awa yfrom theve hicle until
it re leases. #
Release thedoor handle. #
T T
o unloc o
unloc k: k:
tur nth eemer gency keycoun ter-
cloc kwise toposition 0047. #
T T
o loc o
loc k: k:
tur nth eemer gency keycloc kwise to
position 0047. #
Carefull ypr ess theco veront oth eloc kcy lin-
der until iteng ages and isseat ed/rml y. Loc Loc
king t king
the fr he
front passeng ont
passeng erdoor andr er
door andrear door s ear
door s #
Inser ta suit able object, e.g.theemer gency
ke y,int oopening 1onthedoor lock. #
T T
o loc o
loc kt k
the he
leT-han d leT-han
dside oft side
ofthe v he
vehicle: ehicle:
turn
th eemer gency keycoun ter-cloc kwise asfar
as itwill go. Open
ingand closin g
73 73

Closing
t Closing
the tr he
trunk lid unk
lid &
W W
ARNIN G ARNIN
GRisk ofinjur yfrom unsecur ed
it ems intheve hicle
If obj ects, luggage orloads areno tsecur edor
no tsecur edsu1cient ly,th ey could slip,tip
ov er or be thro wn aroun dand ther eb yhit vehi-
cle occupan ts.
Ther eis arisk ofinjury, par ticular lyin the
eve ntofsud den brak ing orasud den chang e
in dir ecti on. #
Alwaysst ow objects insuc hawa yth at
th ey canno tbe thro wn aroun d. #
Beforeth ejour ney,secur eobj ects, lug-
ga ge orloads agains tslipping ortipping
ove r. Obser
vetheno teson loadin gth eve hicle.
N No o
t t
es on closin gt es
on closin gthe tr he
trunk lid: unk
lid:your vehicle is
eq uipp edwithaut omati cSmar tKey recogn ition.If
a Smar tKey belongin gto theve hicle isde tected in
th eve hicle, thetrunk lidwill notbe lockedand will
pop open again. No
tethat thetrunk lidwill notbe lockedifth efo l-
lo wing situation occurs:
R Youha ve loc kedth eve hicle andclose the
tr unk lidwhi leaSmar tKey belongin gto the
ve hicle isinsi detheve hicle.
and
R Asecon dSmar tKey belongin gto theve hicle is
no tde tected outsi detheve hicle.
Au tomatic SmartKey recogn itionis onl yan aid
and isno ta subs titutefo ryo ur att entiv eness. #
Beforeloc king, ensur eth at atleas tone
Smar tKey belongin gto theve hicle isoutsi de
th eve hicle. #
T T
o close t o
close the tr he
trunk lid: unk
lid:pull thetrunk liddown-
wa rdsusin gth ehandle recess andpush it
closed. HA
NDS- FREE A HA
NDS- FREE ACCES Sfun ction CCES
Sfun ction Wi
th HAND S-FREE ACCESS youcan open the
tr unk lidbyper form ing akic king movement under
th ebum per.
Obser vetheno teswhen openingthetrunk lid
(/ page74). Opening
andclosing
75 75

#
Ifsomeo neistrapped ,re lease thebut-
to nimm ediately or press thebutt onin
or der toreopen theside windo w. &
W W
ARNI NG ARNI
NGRisk ofbec omi ngtrapp edwhen
ch ildr enoper ateth eside windo ws
Childr encould become trapped ifth ey oper ate
th eside windo ws,particular lywhen unatten-
ded . #
Activateth ech ild safetyloc kfo rth ere ar
passen gercom partment sidewindo ws. #
When leaving theve hicle, alwaysta ke the
Sma rtKe ywit hyo uand lockth eve hicle. #
Neverlea vechildr enunatt ended inthe
ve hicle. RR
eq eq
uir uir
emen ts: emen
ts:
R The powe rsuppl yor theve hicle hasbeen
switc hedon. 1
Close s
2 Open s
The buttons on thedr iver's door take precedence. #
T T
o st o
star ar
taut t
aut omatic oper omatic
operation: ation:
press the0062
butt onbeyond thepoint ofresis tance orpull
and release it. #
T T
o int o
int err er
rup up
taut t
aut omatic oper omatic
operation: ation:
press orpull
th e0062 buttonagain. When
theve hicle isswitc hedo.,youcan con-
tinue tooper ateth eside windo ws.
This functi onisavailabl efo rar ound four minut es
or until afront door isopened.
A A
ut ut
omatic rev omatic
rever er
sing function oft sing
function ofthe side windo ws he
side windows
If an obs tacle impedes aside windo wdur ing the
closin gpr ocess, theside windo wwill open again
aut omaticall y.The automa ticreve rsing function is
onl yan aid and isno ta substitut efo ryo ur att en-
tiv eness. #
Duringtheclosing process, makesur eth at no
body partsarein theclosing area. &
W W
ARNIN G ARNIN
GRisk ofbecoming trapped
despit eth er ebeing reve rsing protection
on theside windo w
The reve rsing function doesnotre act:
R TosoT, light and thin objects, e.g./ngers.
R Dur ingrese tting .
The reve rsing function cannotpr ev ent some-
one from becoming trapped inthese situa-
tions. 7878
Opening
andclosing