2023 MERCEDES-BENZ A CLASS key

Sym
bols Sym
bols.... ...................................................... 5 5
AA
t a gla nce t
a gla nce ...................................................... 6 6
Co ckpit ........ ................................................... 6
Indicat orand warning lamps(standar d)...... ... 10
Indicat orand warning lamps(Widescr een
Coc kpit) ............ ............................................12
Ov erhead controlpanel .................................14
Door operating unitandseat adjustment .......16
Emer gencie sand break downs .......... .......... ...18 DigitDigit
alOpe r al
Ope rat at
or's Manua l or's
Manua l.......... .................... 20 20
Cal ling uptheDigit alOper ator's Manual ........ 20 GenerGener
alno t al
no tes es
..... .......................................... 22 22
Pr otection oftheen vironment ....................... 22
Genuine Mercedes-Benz parts..... .................. 22
Oper ator's Manual .......... .............................. 23
Mer cedes meapp ................................... ......2 4
Ser viceand vehicle operation ............... ......... 24
Oper atingsaf ety................................ ............ 25
Decl arati on ofcon form ity forwir eless
ve hicle compone nts... ...... ............................. 27 Diag
nostics conn ection................................. 27
Quali /edspecial istwo rkshop ........................ 28
Cor rect use oftheve hicle ............................. 29
No tesfo rper sons withelectr onicmedical
aids ........................ ......................................29
Pr oblems withyo ur vehicle ............................2 9
Re por ting safetydef ect s................................ 30
Lim ited Warrant y... ........................................3 1
QR code forre scue card... ............................3 1
Dat astor ag e.... ........ .....................................3 1
Cop yright .................. .................................... 35 Occupant
safe Occupant
safety ty
...... ......................................37 37
Re str aint system ...........................................3 7
Sea tbe lts .....................................................3 9
Airba gs......... ................................................43
PRE-S AFE®
sy stem ......... ......... ......................50
Au tomatic measur esaTer anaccident ......... .. 51
Saf elytranspor tingchildr enintheve hicle ...... 51
No teson pets intheve hicle .......................... 65 Open
ingand closin g Open
ingand closin g... ................................... 66 66
Smar tKey <000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F> 66
Door s<000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F> 70Tr
unk ............................................................ 74
Side windo ws<000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F> 77
Sliding sunroof<000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F> 80
An ti-th eT protection ...................................... 84 Seats
andsto Seats
andstowing wing
.........................................8 7 87
No teson thecor rect driver's seat positi on....8 7
Sea ts.... ........................................................ 88
St eer ing wheel ..............................................9 7
Easy entryand exitfeatur e... .........................9 8
Memo ryfunc tion.... ....................................... 99
St owa geareas ...... ...................................... 100
Soc kets <000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F> 107
Wi reless chargin gof themobile phone
and connection withth eex terior ant enna ....108
Inst alling/ remo vingth e0oor mats ............... 110 Light
andvisibility Light
andvisibility ........................................ 112 112
Ext erior lighting ........................................... 112
Int erior lighting ............................................ 117
Wi ndsh ieldwiperand wind shield washer
sy stem ........................................................ 118
Mir rors <000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F> 12122
Cont
ents

Go
vernment alenti ties areth emsel ves, in ind ivid-
ual cases andwithin theapplicable legalframe-
wo rk,aut hor izedto read out datafrom theve hi-
cle. Inthecase ofan accident, information that
can help withan inve sti gation can, ther efor e, be
ta ke nfrom theairbag controlunit, forex am ple.
Oper Oper
ationaldat atio
naldatain t a
in the v he
vehicle ehicle
This isdat are ga rding theoper ation oftheve hicle,
whic hha ve been processed bycont rolunits.
This includes thefo llo wing data,forex am ple:
R Vehicle status informatio nsuc has thespeed,
longitudin alacceler ation,lateral acceler ation,
number ofwheel revo lutions orthefa stene d
se at belts di sp lay
R Ambient cond itio ns ,su ch astemp eratur e,rain
sensor ordist ance sensor
Gener ally,theuse ofthese datais temp orary;
th ey will notbe stor ed beyond theper iod ofoper -
ation andwillonlybe processed within theve hicle
itse lf. Con trol uni tsoTen containdatamemor ies
fo rve hicle keys,fo rex am ple. Theiruse permits
th ete mp oraryor per manent document ationof
te ch nica linf orma tion abouttheve hicle' soper at- ing
stat e, com pone ntloads, maintenanc ere qu ire-
ments andtech nica leve nts orma lfunct ions.
Dep ending ontheve hicle equipmen t,thefo llo w-
ing dataar estor ed:
R Oper ating status ofsystem com ponents, such
as /ll leve ls, tirepr essur eor batt eryst atus
R Malfunctions orfaults inimpor tant system
com pone nts,suchas ligh tsor brak es
R System reactio nsinspecial drivi ng situ atio ns,
suc has airbag deployment ortheint erve ntion
of stabi lity cont rolsy stems
R Information onevents leading tovehicle dam-
ag e
In cer tain cases ,it ma ybe requ ired tostor eda ta
th at wo uld have other wise been usedonlyte mp o-
ra rily .This maybe thecase ifth eve hicle has
de tected amalfu nction, forex am ple.
If yo uuse services, suchas repair services and
maint enance work,st or ed oper ation aldat aas
we llas theve hicle identi/cation numbercan be
re ad out and used. Theycan beread out by
ser vice networkem ployees, suchas workshops
and manu factur ersor third par ties, suchas break - do
wn services. Thesame istrue inthecase of
wa rrant yclaims andqualit yassur ance measur es.
In gener al,there adout isper form ed via theleg ally
pr escr ibed portfo rth ediagnost icsconnection in
th eve hicle. Theoper ation aldat ath at arere ad out
docume nttech nica lst at es oftheve hicle orof
ind ividual compone ntsand assis tin thediagnosis
of malfunctions, compliance withwa rrant yobli ga-
tions andqualit yim prov ement. Tothat end ,th ese
dat a,in par ticular information aboutcomponent
loads, tech nica leve nts, malfunct ionsandother
fa ults maybe transmitt edalong withth eve hicle
identi/cation numbertothemanuf acturer.Fu r-
th er mor e,themanuf acturerissubject toproduct
liability .Fo rth is reason themanuf actureralso
uses operational datafrom theve hicle, forex am-
ple, forre calls. These datacan also beused to
ex amin eth ecust omer's warrant yand guar antee
claims.
Fa ult memor iesintheve hicle canberese tby a
ser vice outletor atyour requ est aspar tof repair
or maint enance work. 3232
Gener
alno tes

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

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

RR
emo emo
ving/ inser ving/
insertingt ting
the emer g he
emer gency key ency
key RR
emo emo
ving t ving
the emer g he
emer gency key ency
key #
Press release button1.
Emer gency key2 ispushe dout slightly. #
Pull outeme rgency key2 untiliten gage sin
th eint ermediat eposition.
% Depending ontheve hicle' seq uipme nt,th e
int ermediat eposition isno tav ailabl e. #
Press release button1 again and fully
re mo veemer gency key2. Inse
r Inse
rtin gt tin
gthe emer g he
emer gen cy key ency
key #
Press release button1. #
Inser temer gency key2 totheint ermediat e
position orfull yuntil iteng ages.
% Youcan usetheint ermediat eposition of
emer gency key2 toatt achth eSmar tKey to
a ke yring. RR
epla cing t epla
cing the Smar he
Smar tKe tK
ey bat t y
bat ter y er
y &
D D
AN AN
GER GER
Riskoffata linjur iesdue tosw al-
lo wing batteries
Bat teries cont aintoxicand corrosiv esubs tan-
ces .Sw allow ing batt eries maycause severe
int ernal burnstooccur within twohour s.
Ther eis arisk offata linjur y. #
Keep batt eries out ofthere ac hof chil-
dr en. #
Ifth ecap and/or thebatt erycom part-
ment doesnotclose securely, do notuse
th eSmar tKey anylon gerand keep out of
th ere ac hof childr en. #
Ifbatt eries aresw allo wed,seek medical
att ention immediat ely. +
ENVIR ENVIR
ONMENT ONMENT
ALNO AL
NOTE TE
Environmen tal
damag edue toimproper disposa lof bat-
te ries Batt
eries cont ainpollut ants. Itis
illeg alto dispose ofthem withth ehousehold
ru bbish. #
Dispose
ofbatt eries inan
en vironment allyre sponsi blemann er.
Ta ke disc hargedbatt eries toaqu ali/ed
special istwo rkshop ortoacolle ction
poin tfo rused batteries. RR
eq eq
uir uir
ements: ements:
R Youre qu ire aCR 2032 3V cell battery. 6868
Opening
andclosing

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