2023 MERCEDES-BENZ A CLASS wheel

#
Tight enthewheel boltsevenl yin adiagonal
patt ernin theor der indicat ed1 to5 with
an initial maximum forc eof 59 lb-T (80Nm). #
Tight enthewheel boltsevenl yin adiagonal
patt ernin theor der indicat ed1 to5 with
th especi/ed tightening torq ue of96 lb-T
(1 30 Nm) . &
W W
AR NIN G AR
NIN GRisk ofacc iden tdu eto incor -
re ct tightenin gto rq ue
Th ewheels couldcome looseifth ewheel
bolts orwheel nutsareno ttight ened tothe
pr escr ibed torq ue . #
Ensur eth at thewheel boltsorwheel
nuts aretight ened tothepr escr ibed
tight ening torq ue . #
Ifyo uar eno tsur e,do notmo vetheve hi-
cle. Contact aqu ali/ed special istwo rk-
shop andhave thetight ening torq ue
ch eckedimmediat ely. #
Chec kth etir epr essur eof thene wly installed
wheel andadjust itifnecessar y. %
The follo wing does notappl yif th ene wwheel
is an emer gency sparewheel. #
V V
ehicle swit ehicle
swit htir h
tir epr e
pr essur essur
eloss w e
loss war ar
nin gsy nin
gsy s- s-
t t
em: em:
Restar tth etir epr essur eloss warning
sy stem (/ page299). #
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:
Restar tth etir epr essur emonit oring sys-
te m (/ page298). Emer
g Emer
gency spar ency
sparewheel e
wheel NNo o
t t
es on t es
on the emer g he
emer gency spar ency
sparewheel e
wheel &
W W
ARNIN G ARNIN
GRisk ofaccident causedby
incor rect wheel andtiredimen sions
The wheel ortiresizes andthetir etype ofthe
emer gency sparewheel orspar ewheel and
th ewheel tobe replaced maydi.er .The emer -
ge ncy sparewheel orspar ewheel cansigni/-
cantl yim pair drivi ng charact eristics ofthe
ve hicle.
To prev ent hazar dous situations: #
Drive car efull y. #
Neverinst allmor eth an one emer gency
spa rewheel orspar ewheel that di.er s
in size . #
Onlyuse anemer gency sparewheel or
spar ewheel brie0y . #
Donotdeacti vate ESP ®
. #
Have theemer gency sparewheel or
spar ewheel ofadi.er entsize replaced
at thenear estquali/ed special istwo rk-
shop. Thenewwheel mustha ve thecor -
re ct dimen sions. %
The emer gency sparewheel issecur edinthe
emer gency sparewheel baginthetrunk .
Obser vethefo llo wing noteson remo vingan emer -
ge ncy sparewheel:
R Beforestow ing theemer gency sparewheel,
mak esur eth er eis no airleT inthetir e.
If necessar y,allo wtheair toescape.
R T T
o r o
release airfr elease
airfrom t om
the tir he
tire: e:
remo vetheva lve
cap ofthetir e.
R Press down theme talinser tin theva lve using
a point edobject, e.g.apen. Wheels
andtires
321 321

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

Inf
ormati onlabel (exa mp le–Canada)
1 Hazar dand service warning symbo ls
2 Refrig er ant /llin gca pa city
3 Applicab lestand ards
4 PAGoil par tnumber
5 GWP(gl oba lwa rming potential )of there frig er -
ant used
6 Refrig er ant type
Sym bols1 indicat eth efo llo wing:
R Possible dangers
R The needto have ser vice workcar ried out ata
qu ali/ed special istwo rkshop only F F
illi ng capacit yf illi
ng capacit yfor r or
ref r ef
rig ig
er er
ant and PA ant
and PAGoil G
oil
R R
efr efr
ig ig
er er
ant ant
/lling /lling
capacity capacity
ModelModel
All models 20.8±0.4 oz
(590 ±10 g) FF
illin gcapacity f illin
gcapacity for PA or
PAGoil G
oil ModelModel
All models 2.8±0.4 oz
(80 ±10 g) VV
ehicle data ehicle
data VV
ehicle dimensio ns ehicle
dimensio ns The
heights speci/ed mayva ry as are sult ofthe
fo llo wing fact or s:
R Tire s
R Load
R Condition ofthesuspension
R Optional equipment V V
ehicle dimensions ehicle
dimensions All
models All
models
Ve hicle length1 79.1in(4549 mm)
Ve hicle widthincl udin g
out side mirrors 78.4
in(1992 mm)
Wheelbas e1 07.4in(2729 mm)
US US
Aonl y: A
onl y:tur ning
ra dius 36.1
T(11.0 m) VV
ehicle height ehicle
height Model
V Model
Vehicle height ehicle
height
Canada only: Canada
only:A220
4MA TIC 56.5
in(14 34mm)
All other model s5 7.1in(1451 mm) WW
eights andloads eights
andloads Bear
inmind that items ofoptio nal equipm ent
incr ease thecurb weight andreduce thepa yload. Te
ch nica ldat a
335 335

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Pull overand stop theve hicle safelyas soon aspossibl e,paying attent ion toroad and tra1c cond itions. Do
no tcont inuedr ivi ng und eranycir cums tances . #
Cons ultaqu ali/ ed spec ial ist wo rkshop. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. Donotcontinue driving. #
Consult aqua li/ed specialist workshop.
û
Befo reStarti ngthe Engine ,
Tu rn Steer ingWhe el *T
heelect ric steer ing lockcould notunl ockth esteer ing. #
Switc ho. theve hicle. #
Tounloc kth esteer ing, movethesteer ing wheel slightlyto theleT and right. #
Switc hon theve hicle again.
0051 *A
tleast onedoor isopen. #
Clos eall door s.
0083 *T
hehood isopen . &
W W
AR NIN G AR
NIN GRisk ofacciden tdue todriving withth ehood unlocked
The hood mayope nand blockyour vie w. 348348
Displa
ymessa gesand 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 #
Switc hth eve hicle o.and switc hit bac kon
Ac tiveSt eer ing Assist isavailabl eonce more.
Begi nning Emerg encyStop
*Your hands areno ton thesteer ing wheel. Anemer gency stop isbeing initiated(/ page173). #
Put your hands backon thesteer ing wheel.
Yo ucan cancel thedeceler ationatanytime byper form ing one ofthefo llo wing actions:
R Steer ing
R Braking oracceler ating
R Deactiv atingActiveDist ance AssistDIS TRONI C
Ø *A
ctiveSt eer ing Assist hasreac hed thesy stem limits (/page171).
Yo uha ve notst eer edindep endentlyfo ra consider ableperiod oftime. #
Take ove rth esteer ing and drive on inaccor dance withth etra1c conditions.
Traffic SignAssist Cur-
rently Unavail ableSee
Operator's Manual *
Tra1c Sign Assis tis temp orarily una vailable.
Once thecause ofthepr oblem isno long erpresent, thesy stem will beavailabl eag ain. #
Drive on
Tra ffic SignAssi stInop era-
tive *
Tra1c Sign Assis tis malf unct ioning. #
Drive on
or #
Stop theve hicle inaccor dance withth etra1c conditions andrestar tth eve hicle. 366366
Displ
aymessag esand warning/in dicatorlam ps

DrDr
iving safe iving
safety syst ty
systems ems
DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
0025
00E5
Cu rrently UnavailableSee
Opera tor'sManua l *
ABS andESP®
arete mp orarily una vailable.
Ot her driving systems anddriving safetysy stems (e.g.BAS )ma yalso betemp orarily una vailable.
The brak esy stem will continue tooper atenor mall y.Brak ing dist ancema yinc rease inan emer gency brak ing situatio n. &
W W
ARNI NG ARNI
NGRisk ofskiddi ngifABS andESP®
aremal functio ning
The wheels mayloc kdur ing brak ing and ESP®
does notper form anyve hicle stabili zation .
The steer abili tyand braking charact eristics arehea vilyim pair edand thebr aking distance mayincr ease. Inaddi-
tion, other drivi ng safetysy stem sar esw itch ed o.. #
Drive car efull yon asuit able stretch ofroad, making slightsteer ing movements ataspeed above19 mph
(30 km/h ). #
Ifth edispla ymessag edoes notdisappear ,consult aqu ali/ed special istwo rkshop immed iately. Dr ive car e-
full y. 372372
Displa
ymessa gesand 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
0025
00E5
Inoperative SeeOpera tor's
Manua l *
ABS andESP®
aremalfunction ing.
Ot her driving systems anddriving safetysy stem s(e .g. BAS) mayalso bemalf uncti oni ng.
The brak esy stem willco nti nue tooper atenor mall y.Brak ing dist ancema yinc rease inan emer gency brak ing situatio n. &
W W
ARNI NG ARNI
NGRisk ofskiddi ngifABS andESP®
aremal functio ning
The wheels maybloc kdur ing brak ing and ESP®
does notper form anyve hicle stabili zation .
The steer abili tyand braking charact eristics arehea vilyim pair edand thebr aking distance mayincr ease. Inaddi-
tion, other drivi ng safetysy stem sar esw itch ed o.. #
Drive on car efull y. #
Have ABS andESP®
ch eckedimmediat elyat aqu ali/ed special istwo rkshop. 00E5
Cu rrentl yUnav ailabl e See
Ope rator'sManua l *
ESP ®
is temp orarily una vailable.
Ot her driving systems anddriving safetysy stem s(e .g. BAS) mayalso bemalf uncti oni ng. &
W W
AR NIN G AR
NIN GRisk ofskidd ing if ES Pis malf uncti oni ng®
If ES P®
is malf uncti oni ng,ES P®
cann otcar ryout vehicle stabili zation .In addit ion,ot her drivi ng safetysy stem sar e
sw itch ed o.. #
Drive car efull yon asuit able stretch ofroad, making slightsteer ing movements ataspeed above19 mph
(30 km/h ). Displa
ymessag esand warning/in dicatorlam ps
373 373