door lock MERCEDES-BENZ A CLASS 2023 Owners Manual

Obser
v Obser
ve when st e
when stopping orpar opping
orpar king king
&
W W
ARNIN G ARNIN
GRisk ofaccident andinjurydue
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. &
W W
ARNIN G ARNIN
GRisk offata linjur ydue toexpo-
sur eto extreme heator cold intheve hicle
If per sons, particu larlych ildr en, aresubject ed
to prolong edexposur eto intense heatorcold,
th er eis arisk ofsevere injur yor even deat h. #
Neverlea veper sons, particular lych il-
dr en, unatt ended intheve hicle. OvOv
er er
vie vie
wof suit w
of suit able seats int able
seats inthe v he
vehicle f ehicle
for ins t or
ins tal- al-
lin gac lin
gachild r hild
res es
tr tr
aint syst aint
system em
LeT/rLeT/r
ight ight
r r
ear seat ear
seat
Pr efer redsecur ingsystem:
® LATC H-ty pe(ISOFI X)child seat secur ing
sy stem
¯ Alsosecur eTo pTe ther ifpr esent
(/ page58).
Alt ernativ esecur ingsystem:
0076 Vehicle seatbelt F F
r r
ont passen g ont
passen ger seat er
seat
Se cur ing system:
0076 Vehicle seatbelt
Be sureto obser ve:
R Ifth efront passeng erseat isoccupied,
ensur e,bo th bef oreand during thejour ney,
th at thestatus ofthefront passeng erairbag is
cor rect forth ecur rent situ atio n(/ page47).
R Noteson automati cfront passen gerairbag
shut o.(/ page46).
Cent Cent
err er
rear seat ear
seat
Secur ingsystem:
0076 Vehicle seatbelt
¯ Alsosecur eTo pTe ther ifpr esent
(/ page58). Occupant
safety
55 55

#
Setth efront passeng erseat asfarbac kas
possible andmovetheseat intoth ehighest
position ifpossible. #
Adjust theseat cushion inclination sothat the
fr ont edge oftheseat cushion isin thehighest
position andthere ar edg eof theseat cushion
is in thelowe stpo sition . #
Setth eseat backrest tothemost vertical
position possible. #
Inst allthech ild restr aint system .
Th eent ire ba se ofthech ild restr aint system
mu stalwa ys rest on thesitting surface ofthe
fr ont passeng erseat. #
Alwaysmak esur eth at theshoulder beltstrap
is cor rectl yro uted from theseat beltoutle tof
th eve hicle totheshoulder beltguide onthe
ch ild restr aint system .
Th esh ou lder beltstr ap mu stbe routed for-
wa rdsand down wardsfrom theseat beltout-
le t. #
Ifnecessar y,adju stthefront passeng erseat
accor dingly. Child-prChild-pr
ooflocks oof
locks AA
ctiv ctiv
atin gor deactiv atin
gor deactiv atingt atin
gthe c he
child safe hild
safety loc ty
loc kf k
for or
t t
he r he
rear door s ear
door s &
W W
AR NIN G AR
NIN GRisk ofacciden tand injurydue
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. &
W W
ARNIN G ARNIN
GRisk offata linjur ydue toexpo-
sur eto extreme heator cold intheve hicle
If per sons, particu larlych ildr en, aresubject ed
to prolong edexposur eto intense heatorcold,
th er eis arisk ofsevere injur yor even deat h. #
Neverlea veper sons, particular lych il-
dr en, unatt ended intheve hicle. &
W W
AR NIN G AR
NIN GRisk ofacciden tand injurydue
to childr enleT unatt ended intheve hicle
If ch ildr enaretrav eling intheve hicle, they
could, inpar ticul ar:
R Open doors,ther eb yendang ering other
per sons orroad user s.
R Getout and bestru ck byoncoming tra1c.
R Oper ateve hicle equipme ntand become
tr apped, forex am ple. Occupan
tsaf ety
63 63

#
Alwaysactiv ateth einst alled child safety
loc ksifch ildr enaretrav eling intheve hi-
cle. #
Neverlea vechildr enunatt ended inthe
ve hicle. #
When leavingth eve hicle, alwaysta ke the
Sma rtKe ywit hyo uand lockth eve hicle. Ther
ear ech ild safetyloc ksforth ere ar door sand
th ere ar side windows.
The child safetyloc kon there ar door ssecur es
eac hdoor separ ately. The doorscan nolong erbe
open edfrom theinside. #
Press theleve rin dir ection 1(activ ate) or 2
(deactiv ate). #
Mak esur eth at thech ild safetyloc ksarewo rk-
ing proper ly. A A
ctiv ctiv
atin gand deactiv atin
gand deactiv atingt atin
gthe c he
child safe hild
safety loc k ty
loc k
f f
or t or
the r he
rear side windo ws ear
side windo ws #
T T
o activ o
activ at at
e/deactiv e/deactiv
at at
e: e:
press button2.
The rear side windowcan beopen edorclosed
in thefo llo wing cases :
R indicat orlam p1 islit: via theswitc hon
th edr iver's door 6464
Occupant
safety

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

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

#
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

The
sliding sunr The
sliding sunroof canno oof
canno tbe closed and y t
be closed and you can- ou
can-
no no
tsee t t
see the cause . he
cause .
% The term "slidin gsunr oof" also refers to the
panor amaroof wit hpo we rtilt/sliding panel.
If th esliding sunroofisobstr ucteddur ing closing
and reopens again slightl y: #
Immedi atelyaTer automati cre ve rsing, pull
and hold the0057 buttondown again tothe
point ofresis tance until thesliding sunroofis
closed.
The sliding sunroofwillbeclosed with
incr eased forc e.
If th esliding sunroofisobstr uctedagain and
opens again slightl y: #
Repeat thepr ev ious step.
The sliding sunroofwillbeclosed again with
incr eased forc e.
V V
ehicles wit ehicles
withapanor h
apanor amar ama
roof wit oof
withpo w h
po wer tilt/ er
tilt/
sliding panel:Thesliding sunr sliding
panel:Thesliding sunroofort oof
orthe r he
roller sun- oller
sun-
blind isno blind
isno toper t
oper ating smoot ating
smoothl y hl
y. .
#
Resetth esliding sunroofand thero ller sun-
blind. R R
ese ese
tting t tting
the sliding sunr he
sliding sunroofand t oof
and the r he
roller sun- oller
sun-
blind blind
#
Pull and hold the0057 buttonlittle bylittle
until thesliding sunroofisfull yclosed. #
Pull and hold the0057 buttonlittle bylittle
until thero ller sunblind isfull yclosed. #
Use automatic operation tofully open and
th en close thesliding sunroof. An
ti-t An
ti-theT heT
prot pr
otection ection
FF
unction oft unction
ofthe immobilizer he
immobilizer The
immobilizer prev ents your vehicle from bein g
st ar tedwit hout thecor rect Smar tKey .
The imm obilizer isaut oma tically ac tivated when
th eve hicle isswitc hedo.,and deact ivat ed when
th eve hicle isswitc hedon.
When leavingth eve hicle, alwaysta ke theSmar t-
Ke ywit hyo uand lockth eve hicle. Anyone can
st ar tth eve hicle ifava lid Smar tKey has been leT
insi detheve hicle.
% Intheev ent theengine cannotbe star ted(yet
th eve hicle ’sbatt eryis ch arge d), thesy stem is no
toper ational. Contactanaut hor ized
Mer cedes-Benz Centeror call
1-800-F OR-MER Cedes (intheUS A)or
1-800-387- 0100(inCanada). AA
T T
A A
(an ti-t (an
ti-theT heT
alar alar
msyst m
system) em)
FF
unction oft unction
ofthe AT he
ATA syst A
sy stem em
If th eATA system isarmed, avisu aland audibl e
alar mistrigg ered inthefo llo wing situations:
R When adoor isopened
R When thetrunk lidisopened
R When thehood isopened
R When theint erior motion sensor istrigg ered
(/ page86)
R When theto w- awa yalar mistrig ge red
( / pag e85)
The ATA system isarmed automati callyaTer
appr oximat elyte nsec onds inthefo llo wing situa-
tions:
R ATer locking theve hicle withth eSmar tKey
R ATe rlo ck ing theve hicle usingKEY LESS-GO 8484
Open
ingand closin g