ESP MERCEDES-BENZ A CLASS 2023 Owners Manual

R
Screw theva lve cap ontoth eva lve.
Obser vethefo llo wing noteson installing anemer -
ge ncy sparewheel:
R The maximum permissibl espeed withan
emer gency sparewheel installed is50 mph
(80 km/h ).
R Donoteq uip theemer gency sparewheel with
sno wch ains.
R Replace theemer gency sparewheel aTersix
ye arsat thelat est, rega rdless ofwe ar.
R Chec kth etir epr essur eof theemer gency
spa rewheel installed. Correct thepr essur eas
necessar y.
% The speci/ed tirepr ess ureis stat ed on the
label oftheemer gency sparewheel.
% V V
ehicle swit ehicle
swit hatir h
atir epr e
pr essur essur
eloss w e
loss war ar
nin gsy nin
gsy s- s-
t t
em: em:
Ifan emer gency sparewheel isinst alled,
th etir epr essur eloss warning system canno t
function reliabl y.Onl yre star tth esy stem
ag ain when theemer gency sparewheel has
been replaced withane wwheel.
V V
ehicles wit ehicles
withatir h
atir epr e
pr essur essur
emonit e
monit or or
ing sy ing
sys- s-
t t
em: em:
Ifan emer gency sparewheel isinst alled, th
etir epr essur emonit oring system canno t
function reliabl y.Fo ra few minut esaTer an
emer gency sparewheel isins talled, thesy s-
te m ma yst ill displa yth etir epr essur eof the
re mo vedwheel. Onlyre star tth esy stem again
when theemer gency sparewheel hasbeen
re placed withane wwheel.
Be sureto also obser vethefo llo wing further rela-
te dsubjects:
R Noteson tirepr essur e(/ page293)
R Tire and Loadi ngInformatio nplacar d
(/ page300)
R Tire pressur eta ble (/ page295)
R Noteson installing tires (/ page311)
R Inst alling anemer gency sparewheel
(/ page316) In0at
ing In0at
ingt t
he emer g he
emer gency spar ency
sparewheel e
wheel *
N NO O
TE TE
Overheatin gdue tothetir ein0 ation
com pressor running toolong #
Donotru nth etir ein0 ation compressor
fo rlong erthan tenminut eswithou tint er-
ru ption. RR
eq eq
uir uir
ements: ements:
Com plywit hth emanuf acturer'ssafetyno teson
th estic kerof theemer gency sparewheel andon
th etir ein0 ation compressor . #
Remo vethestic kerwit hth elabel 50mph
(80 km/h )fro mthetir ein0 ation compressor
housing anda1x itto theinst rument cluster
wit hin thedr iver's /eld ofvision. #
Remo vethetir ein0 ation compressor from the
st or ag ewe llunder thetrunk 0oor
(/ page275). 322322
Wheels
andtires

#
Pull /ller hose 1 and plug3 out ofthetir e
in0 ation compressor housing. #
Inser tplug 7of/ller hose 1inthesoc ket
on thetir ein0 ation compressor andthen turn
it until plug7engages. #
Unscr ewthecap from theva lve on theemer -
ge ncy sparewheel. #
Screw union nut2of/ller hose 1onto
va lve. #
Mak esur eon and o.switc h4 ofthetir e
in0 ation compressor isse tto 0 0
. #
Inser tplug 3inasoc ketin your vehicle.
R 12Vsoc ket(/ page107) R
Obs erve theno teson soc kets (/ page107) . #
Press thestar t/s topbutt ononce toswitc hon
th epo we rsuppl y(/ page128). #
Press onand o.switc h4 onthetir ein0 ation
com pressor toI I
.
The tirein0a tio nco mpr esso ris swi tche don .
The tireis in0a ted. The tirepr essur eis sho wn
on manome ter5. #
Pum pth etir eto thespeci/ed tirepr essur e.
% The speci/ed tirepr essur eis stat ed on the
label oftheemer gency sparewheel. #
When thespeci/ed tirepr essur ehas been
re ac hed, press onand o.switc h4 onthe
tir ein0 ation com press orto0 0
.
The tirein0a tio nco mpr esso ris swi tche do.. #
Press thestar t/s topbutt ontoswitc ho. the
po we rsuppl y. #
Ifth etir epr essur eis higher than thespeci/ed
pr essur e,press pressur ere lease valve butt on
6 until thecor rect tirepr essur ehas been
re ac hed. #
Unscr ew union nut2of/ller hose 1from
th eva lve. #
Screw theva lve cap oftheemer gency spare
wheel ontoth eva lve ag ain. #
Store/ller hose 1and plug 3inthelowe r
secti onofthetir ein0 ation compressor hous-
ing. #
Storeth etir ein0 ation compressor intheve hi-
cle. Wheel
sand tires
323 323

NN
o o
t t
es on additiv es
on additiv esing es
ingasoline (v asoline
(vehicles wit ehicles
witha h
a
g g
asoline engine) asoline
engine)
No tetheinst ruction sabout operating0uids
(/ page328).
* NO NO
TE TE
Damag efrom use ofunsui table
additiv es Ev
en small amounts ofthewrong additivema y
lead tomalfun ctionsoccurring. #
Onlyadd cleaning additives recommen -
ded byMer cedes-Be nztothefuel. Mer
cedes-Benz recommen dsthat youuse brand-
name fuelswithadditiv es.
In some countr ies,thefuel availabl ema yno tha ve
su1cie ntaddit ives. Deposi tscould buildup inthe
fuel injection system asare sult .In this case, in
consult ationwithan aut hor ized Mercedes-Benz
Cent er,mix thefuel withth ecleaning additivere c-
ommen dedbyMer cedes-Be nz.Obs erve theno tes
and mixin gra tios indica tedon theta nk . T T
ank cont ank
cont entand fuelr ent
and fuelrese rve eser
ve
F F
uel t uel
tank tot ank
total capacit y al
capacit y Mod
el Mod
el
All model s1 3.5gal(51.0 liter s) RR
eser v eser
ve fuel t e
fuel tank ank
ModelModel
All models 1.3gal(5.0 liter s) Engine
oil Engine
oil NNo o
t t
es on engine oil es
on engine oil
Obser vetheno teson oper ating0uids
(/ page328). *
N NO O
TE TE
Eng inedamag ecaused byan inco r-
re ct oil /lter,incor rect oil oradditi ves #
Donotuse engin eoils oroil /ltersot her
th an those whic hmee tth especi/c ations
necessar yfo rth epr escr ibed service
int erva ls. #
Donotalt er theengine oiloroil /lter in
or der toachie velong erchang eint erva ls
th an prescr ibed. #
Donotuse addit ives. #
Have theengine oilchang edaTer the
pr escr ibed interva ls. Te
ch nica ldat a
331 331

DisplaDispla
ymessag y
messag es es
IntrIntr
oduction oduction
NNo o
t t
es about displa es
about displaymessag y
messag es es
Displa ymessag esappear ontheinst rument dis-
pla y.
Displa ymessag eswithgr aphic symbols aresim-
pli/ed intheOper ator's Manual andmaydi.er
fr om thesymbols ontheinst rument displa y.The
instr umentdis pla ysh ow shigh- prior ity displa y
messag esinred. Cer tain displa ymessa gesar e
accom paniedbyawa rning tone.
Plea seactin accor danc ewit hth edispla ymes-
sag esand follo wtheadditional notesin theOper -
at or's Manual.
Fo rsome displaymessag es,symbols willalso be
sho wn:
R Õ Further informatio n
R 00A4 Hidedispl aymessag e
Wi th theleT-h andTouc hContr ol,youcan select
th ere specti vesymbol byswipin gto theleT or
ri ght. Press ing Õ displa ysfur ther information onth
emedia display.Press the00A4 symbol tohide
th edispla ymessag e.
Yo ucan hide low- prior ity displa ymessag esby
pr essing thebac kbutt onP ortheleT-h and
To uc hContr ol.The displa ymessa geswill then be
st or ed inthemessag ememor y.
Re ctif yth ecause ofadispla ymessag eas quickl y
as possible.
High-pr iority displa ymessa gescann otbe hidden.
The instrument displaywill showthese displa y
messag esper manentl yuntil thecause ofthedis-
pla ymessag ehas been recti/ed.
Callin gup sav Callin
gup saved displa ed
displa ymessag y
messag es es
On- boar dcom puter:
4 Service5
1Mes sage
If th er ear eno displa ymessag es,No Messag es
will appear ontheinst rument displa y. #
Scroll thro ugh thedispla ymessag esby swip-
ing upw ards ordown wardson theleT-h and
To uc hContr ol. #
T T
o e o
exit t xit
the messa g he
messa ge memor y e
memor y: :
pr ess thebac k
butt onP. Displa
ymessag esand warning/in dicatorlam ps
337 337

Occupant
safe Occupant
safety ty
DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solut ions Solut
ions
0075
SRS Malfunction Service
Req uired *T
herestr aint system isma lfunc tion ing (/ page 38). &
W W
ARNIN G ARNIN
GRisk ofinjur ydue tomalfun ctionsinthere str aint system
Co mp onent sin there str aint system maybe acti vatedunint ention allyor notdeplo yas planned inan accident. #
Have there str aint system checkedand repair edimmediat elyat aqu ali/ed special istwo rkshop. 0075
Front LeftMalfunction
Servi ceRequire d(exa mp le) *T
hecor respond ingrestr aint system isma lfunc tion ing (/ page 38). &
W W
ARNIN G ARNIN
GRisk ofinjur ydue tomalfun ctionsinthere str aint system
Co mp onent sin there str aint system maybe acti vatedunint ention allyor notdeplo yas planned inan accident. #
Have there str aint system checkedand repair edimmediat elyat aqu ali/ed special istwo rkshop. 0075
Left SideCu rtai nAirb ag
Ma lfunction Service
Re quire d(exa mp le) *T
hecor respond ingrestr aint system isma lfunc tion ing (/ page 38). &
W W
ARNIN G ARNIN
GRisk ofinjur yor fata linjur ydue toamalf unct ioninthewindo wcur tain airbag
The windo wcur tain airbag mightbetrigg ered unint entionall yor might notbe trigg ered atall intheev ent ofan
accident. #
Have thewindo wcur tain airbag checkedand repair edimmediat elyat aqu ali/ed special istwo rkshop. 338338
Displ
aymessag esand warning/in dicatorlam ps

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
Front PassengerAirbag Dis-
abl ed See Opera tor'sMan-
ual *T
hefront passen gerairbag andthefront passeng erknee airbag have been disabled even though anadult oraper son
of adult buildison thefront passeng erseat. Ifadditional forc es areapplied totheseat, thewe ight thesy stem detects
ma ybe toolow. &
W W
ARNI NG ARNI
NGRisk ofinjur yor fata linjur ydue toadisabl edfront passen gerairbag
If th efront passeng erairbag isdisabled, thefront passeng erairbag willnotbe deplo yedin theeve ntofan accid ent
and canno tper form itsintended protectiv efunction .
A per son inthefront passeng erseat could then, forex am ple, come intocont actwithth eve hicle' sint erior ,espe-
ciall yif th eper son issitting tooclose tothecoc kpit. #
Mak esur e,bo th bef oreand during thejour ney,that thestatus ofthefront passeng erairbag iscor rect. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. #
Mak esur eth at no objects aretrapped underthefront passeng erseat. #
Chec kth estatus ofaut omatic front passeng erairbag shuto.(/ page47). #
Ifnecessar y,consul ta qu ali/ed special istwo rkshop immed iately.
Front Passeng erAirb ag
Enabl edSee Operator 's
Manu al *T
hefront passen gerairbag andthefront passeng erknee airbag willbeenabled whiletheve hicle isin mo tionin the
fo llo wing situations:
R Even when ach ild, aper son ofsmaller statur eor an object weighing lessthan thesy stem weight thre shold isloca-
te don thefront passeng erseat
R Even when thefront passeng erseat isno toccupied Displa
ymessag esand warning/in dicatorlam ps
339 339

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
Pla cethe Key inthe
Marked SpaceSeeOpera -
tor's Manua l *S
mar tKey detection ismalfu nctionin g. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Place theSmar tKey inthemar kedspace forst ar ting theengine withth eSmar tKey (/ pag e129). LightsLights
DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solut ions Solut
ions
:
Check LeftLow
Beam (exa mp le) *T
hecor respond inglight sour ceisdef ecti ve. #
Drive on car efull y. #
Visit aqu ali/ed special istwo rkshop immed iately.
% LED light sources: thedispla ymessag efo rth ecor respond inglight appear sonl ywhen allthelight-emittin gdiodes
in thelight arefa ulty .
: Malfu nction See Opera-
tor’s Manual *T
heexterior lightin gis malfunct ioning. #
Consult aquali/ edspecialist workshop. Displ
aymessag esand warning/in dicatorlam ps
343 343

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Neverre lease thehood when driving. #
Beforeev erytrip, ensur eth at thehood isloc ked. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. #
Close thehood.
0084 *T
hetrunk lidisopen . &
D D
AN AN
GER GER
Riskofexhaus tga spoison ing
Combu stion enginesemit poison ousexhaus tga ses suchas carbon monoxide.Exhaus tga ses can entertheve hicle
int erior ifth etrunk lidisopen when theve hicle isrunning, especiallyif th eve hicle isin mo tion. #
Alwaysswitc ho. theve hicle beforeopen ingthetrunk lid. #
Neverdr ive wit hth etrunk lidopen. #
Close thetrunk lid.
00B2 Check WasherFluid *T
hewasher 0uidleve lin thewa sher 0uidreser voirhas dropped belowtheminimum. #
Addwa sher 0uid(/page263) .
Wi per Malfunctioni ng
*Thewind shield wipersar emalf unct ioning. Displ
aymessag esand warning/in dicatorlam ps
349 349

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Depr essthebr ak epedal. #
Eng agepar kposition 005D. #
Consult aqua li/ed specialist workshop.
Tra nsmi ssion Malfunction
*Thetransmi ssionismalf unct ioning.The cause couldbeanove rheat edclutc hor bloc kedge ars. #
Letth etransmission cooldown. #
Ifth edispla ymessag estill appear sfo llo wing are star t,co nsulta qu ali/ed special istwo rkshop.
0080 Tra nsmi ssion Oil Over hea-
ted Drive with Ca ution *T
hetransmi ssionisove rheating. Whenthedispla ymessag eis activ e,star t-up anddriving charact eristics maybe tem-
por arily im pair ed. #
Drive at low engi nespeed. #
Avoid spor tydrivin g. #
Beforepulling awayon uphi llgr adien ts,letth etransmission cooldown until thedispla ymessag edisappear s.
Parking LockInoperative
Apply Parking Brake *T
hetransmi ssionismalf unct ioning.The parkposit ion005Dcann otbe select ed. #
Park theve hicle safely. #
Use theelectr icpar king brak eto secur eth eve hicle agains trol ling awa y.
Teaching inTransmission
Operate SelectorLever
Apply Brake forXXsRisk
of Vehicle RollingAway *T
hetransmi ssionisbein gta ught in.Ther eis arisk oftheve hicle rolling away. #
Depr essand hold thebr ak epedal untilthete ac h-in process hasbeen completed.
The electr icpar king brak eis applied automaticall ydur ing thete ac h-in process. #
Switchon theve hicle. Displ
aymessag esand warning/in dicatorlam ps
355 355

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
¸
00B0
ç
00C7
Tempora rilyUnavai lable
Sensors areDirty *F
ront and corner radar sensor s(her eaTer "sensor s")aremalfuncti oning.Po ssible causes:
R The senso rsaredir ty
R Hea vyrain or sno w
R Extended countrydr iving without other tra1c, e.g.in thedeser t
Dr iving systems anddriving safetysy stem sma ybe malf uncti oni ng ortemp orarily una vailable. Thebrak esy stem, steer -
ing and drive sy stem will continue tofunc tionnor mally. #
Drive on.
Once thecauses ofthepr oblem areno long erpresent, thedr iving systems anddriving safetysy stem swi llbe availabl e
ag ain and thecor respond ingsymbols willbeswitc hedo..
If th edispla ymessag edoes notdisappear : #
Stop theve hicle inaccor dance withth etra1c conditions. #
Clean allsensor covers from outside (/ page 155). #
Restar tth eve hicle. Displ
aymessag esand warning/in dicatorlam ps
369 369