2023 MERCEDES-BENZ A CLASS wheel

Obser
vethefo llo wing notesif yo uwa nttoreplace
th ebatt eryyo urself:
R Alwaysre place afa ulty batterywit habatt ery
whic hmee tsthespeci/c vehicle requ ire-
ments.
The vehicle iseq uipp edwitha0eece battery.
Fu llve hicle funct ionalityis onl yguar anteed
wit ha0eece battery. Fo rsaf etyre asons,
Mer cedes- Benzre commen dsthat youonl y
use batteries whic hha ve been tested and
ap pro vedfo ryo ur vehicle byMer cedes-Be nz.
R Usede tach able partssuc has vent hos es,
elbo w/tting sor term inal covers from thebat-
te ry whic his to be replaced.
R Mak esur eth at theve nt hos eis alw ayscon-
nect edtotheor iginal opening ontheside of
th ebatt ery. Ins
tallan yex istin gor supplied cellcaps.
Ot her wise, gases orbatt eryacid could
escape.
R Mak esur eth at detach able partsarere con-
nect edinthesame way. TT
o o
w st w
star ar
tin gor to ting
ortowing away wing
away PP
er er
mitt mitt
edto ed
towing met wing
methods (nonplug-inh hods
(nonplug-inhybr ybr
id) id)
Mer
cedes- Benzre commen dstranspor tingyo ur
ve hicle inthecase ofabr eakdo wn,rather than
to wing itawa y.
Fo rto wing ,use ato w rope ortow bar withbo th
axles onthegr ound. Donotuse tow bar systems. &
W W
AR NIN G AR
NIN GRisk ofacciden twhen towing
wit hsteer ing wheel locking
When thesteer ing wheel locking iseng aged,
yo ucan nolong ersteer theve hicle. #
Alwaysswitc hon theve hicle when tow-
ing withato w rope ortow bar . *
N NO O
TE TE
Damag eto theve hicle duetotow-
ing awa yin cor rectl y #
Obser vetheinst ruction sand noteson
to wing away. 284284
Br
eakdo wnassist ance

#
Atowing speed of30 mph(5 0km /h)
mu stno tbe exceeded. #
Atowing distance of30 mile s(50 km)
must notbe exceeded. &
W W
AR NIN G AR
NIN GRisk ofacciden twhen towing a
ve hicle whichis toohea vy
If th eve hicle tobe tow- star tedor towe dawa y
is hea vier than theper missible gross mass of
yo ur vehicle, thefo llo wing situations can
occur :
R The towing eyema ybecome detach ed.
R The vehicle/ trailer combin ationmay
sw erve orrollo ver. #
Beforeto w- star ting ortowing away,
ch eckif th eve hicle tobe tow- star tedor
to we dawa yex ceeds theper missible
gr oss mass. If
ave hicle mustbe tow- star tedor towe dawa y,its
per missible gross mass mustnotex ceed theper -
missible gross mass oftheto wing vehicle. #
Informatio non theper missible gross mass of
th eve hicle canbefound ontheve hicle identi-
/cation plate(/ page327) . #
V V
ehicle swit ehicle
swit haut h
aut omati ctr omati
ctransmi ssion: ansmi
ssion:Do not
open thedr iver's door orfront passeng er
door ;th etransmission other wise automati -
call yshiTs toposition 005D. #
Inst alltheto wing eye(/ page288). #
Fasten theto wing device .
* N NO O
TE TE
Damag edue toincor rect conn ec-
tion oftheto w bar #
Onlyconn ecttheto w rope ortow bar to
th eto wing eyes. #
Deactiv ateth eaut omatic locking mechanism
(/ page72). #
Donotactiv ateth eHOLD function . #
Deactiv ateth eto w- awa yalar m(/ page86). #
Deact ivat eAc tiveBr ak eAssi st(/ page179). #
V V
ehic leswit ehic
leswithaut h
aut oma tictr oma
tictransm ission: ansm
ission: ShiTto
position 005C. #
Release theelectr icpar king brak e. #
Switc hon theve hicle; thesteer ing wheel lock-
ing mayot her wise engage. &
W W
AR NIN G AR
NIN GRisk ofacciden tdue tolimit ed
saf ety-re lat ed functions during theto wing
pr ocess
Saf ety-re lat ed functions arelimit edorno lon-
ge rav ailabl ein thefo llo wing situations:
R The vehicle isswitc hedo..
R The brak esy stem orpowe rst eer ing sys-
te m ismalfun ctioning.
R The ener gysuppl yor theon-boar delectr i-
cal system ismalfunctionin g.
When your vehicle istowe daw ay,signi/cantl y
mor ee.or tma ybe requ ired tosteer and
br ak eth an isnor mall yre qu ired. #
Use ato w bar . #
Mak esur eth at thesteer ing wheel can
mo vefreel ybe fore towing theve hicle
awa y. 286286
Br
eakdo wnassist ance

*
N N
O O
TE TE
Dam agedue toexcessiv etractiv e
po we r If
yo upull awayshar ply, thetractiv epo we r
ma ybe toohigh andtheve hicles couldbe
damag ed. #
Pullawa yslo wly and smoo thly. Loading
t Loading
the v he
vehic lef ehic
lefor tr or
transpo rt anspo
rt #
Obser vetheno teson towing away
( / pag e285). #
Connect theto wing device totheto wing eye
in order toload theve hicle. #
V V
ehicle swit ehicle
swit haut h
aut omati ctr omati
ctransmi ssion: ansmi
ssion:ShiT
th eaut omatic transmission toposition 005C.
% V V
ehicles wit ehicles
withaut h
aut omatic tr omatic
transmission: ansmission:
The
aut omatic transmission maybe lockedin posi-
tion 005Dintheev ent ofdamag eto theelectr i-
cal system. ToshiT to005C ,pr ov ide theon-
boar delectr icalsystem withpo we r
( / pag e282). #
Load theve hicle ontoth etranspor ter. #
V V
ehicles wit ehicles
withaut h
aut omatic tr omatic
transmission: ansmission:
ShiT
th eaut omatic transmission toposition 005D. #
Use theelectr icpar king brak eto secur eth e
ve hicle agains tro lling away. #
Onlysecur eth eve hicle bythewheels.
V V
ehicles wit ehicles
withadap h
adap tiv tiv
edam e
dam ping adjus ping
adjustmen t tment
&
W W
ARNIN G ARNIN
GRisk ofan accident whentrans-
por ting vehicles withadap tivedam ping
adju stmen t
When transpo rting vehicles withadap tive
dam pingadju stmen t,theve hicle/ trailer com-
bin ation maybeg into rock and star tto skid. #
Load theve hicle correctl yont oth e
tr ansp orter. #
Sec ureth eve hicle onallfour wheels
wit hsuit able tensio ning straps . #
Donotex ceed themaximum permissible
speed of35 mph(6 0km /h)wh en tran s-
po rting. *
N NO O
TE TE
Damag eto theve hicle from secur -
ing itinco rrectl y #
ATer loading, theve hicle mustbe
secur edon allfour wheels. Other wise,
th eve hicle could bedamag ed. #
Amin imum distance of8in (20 cm)
upw ards and 4in (10 cm) down wards
must bekept tothetranspor tplatf orm. #
Secur eth eve hicle onallfour wheels aTer
loading.
4MA 4MA
TICv TIC
vehicles/v ehicles/v
ehicleswit ehicles
withaut h
aut omatic tr omatic
trans- ans-
mission mission Br
eakdo wnassist ance
287 287

NN
o o
t t
es on noise orunusual handling c es
on noise orunusual handling char har
act act
er er
is- is-
tics tics
Mak esur eth er ear eno vibr ations, noisesor
unusual handling charact eristics when theve hicle
is in mo tion .This mayind icat eth at thewheels or
tir es aredamag ed.Hidden tiredamag ecould also
be causing theunusual handling charact eristics.
If yo ususpec tth at atir eis malf unct ioning,re duce
yo ur speed immediat elyand have thetir es and
wheels checkedat aqu ali/ed special istwo rkshop. NNo o
t t
es on r es
on regu larl egu
larly insp ectingwheels andtir y
insp ectingwheels andtires es
&
W W
AR NIN G AR
NIN GRisk ofinjuryth ro ugh damag ed
tir es
Damag edtires can cause tirepr essur eloss. #
Chec kth etir es regula rly fo rsigns of
damag eand replace anydamag edtires
immediat ely. &
W W
ARNI NG ARNI
NGRisk ofhydroplaning dueto
insu1c ienttiretread
Ins u1cient tiretread willresult inreduced tire
gr ip.
In hea vyrain or slush therisk ofhydroplaning
is incr eased, inpar ticular wherespeed isno t
adap tedto suit theconditions. #
Thus, youshould regula rly ch eckth e
tr ead depthand thecondition ofthe
tr ead across theentir ewidt hof all tires.
Minimum tread depthfor:
R Sum mertir es :00CE in(3 mm )
R M+S tires :00CFin (4mm ) #
Forsaf etyre asons, replace thetir es
bef oreth eleg ally-pr escr ibed limitforth e
minimum tread depthisreac hed. Car
ryout thefo llo wing checks on allwheels regu-
lar ly,at leas tonce amonth oras requ ired ,fo r
ex am ple, prior toalon gjou rney ordrivin go.-
ro ad:
R Chec kth etir epr essur e(/ page293). R
Visuall yinsp ectwheels andtires fordamag e.
R Chec kth eva lve caps.
R Visual checkof thetir etread depthand the
tir econt actsurface acr oss theentir ewidt h.
The minimum tread depthforsummer tires is
00CE in(3 mm) andforwint ertires 00CF in(4 mm). Six
mar ks1 showwher eth ebar indicat ors
(ar row) areint egratedint oth etir etread. Theyar e
visible onceatir etread depthofappr oximat ely
00CD in(1.6 mm) hasbeen reac hed. 292292
Wheel
sand tires

NN
o o
t t
es on sno es
on sno wc w
chains hains
&
W W
ARNIN G ARNIN
GRisk ofaccident duetoincor -
re ctl yins talled snowch ains
If yo uha ve inst alled snowch ains tothere ar
wheels, they ma ydr ag agains tth eve hicle
body orchassis components. #
Neverinst allsno wch ains onthere ar
wheels. #
Onlyins tallsno wch ains onthefront
wheels inpair s. *
N NO O
TE TE
Damag eto vehicle body orsuspen -
sion compone ntscaused byinst alled
sno wch ains On
4MA TICvehicles, ifyo uinst allsno wch ains
on there ar wheels, youcan damag eve hicle
body orsuspen sioncompone nts. #
On4MA TICvehicles, onlyins tallsno w
ch ains onthefront wheels. *
N NO O
TE TE
Damag eto thewheel trim from
mount edsno wch ains If
sno wch ains aremoun tedto stee lwh eels,
th ewheel trims can bedamag ed. #
Remo vethewheel trims ofsteel wheels
bef oremounting snowch ains. Obser
vethefo llo wing noteswhen usingsno w
ch ains:
R Snow chains areonl yper missib leforcer tain
wheel/tir ecombinations. Youcan obtain infor-
mation aboutthis from anaut hor ized
Mer cedes-Benz Center.
R Forsaf etyre asons, onlyuse snowch ains that
ha ve been speci/call yappr ovedfo ryo ur vehi-
cle byMer cedes-Be nz,orsno wch ains with
th esame qualit yst andar d.
R Ifsno wch ains areins talled, themaximum per-
missible speedis30 mph(5 0km /h).
R V V
eh icle swi t eh
icle swi th A h
Act iv ct
ive P e
Par ar
king Assist ki
ng Assist : :
Do not
us eAc tivePa rking Assist whensnowch ains
ar eins talled. %
Youcan deactiv ateESP ®
to pull away
( / pag e159). Thisallowsthewheels tospin ,
ac hie vingan incr eased drivi ng forc e. TT
ir ir
e pr e
pr essur e essur
e NNo o
t t
es on tir es
on tirepr e
pr essur e essur
e &
W W
ARNIN G ARNIN
GRisk ofaccident duetoinsu1-
cient orexcessiv etir epr essur e
Un der in0a tedor ove rin0at edtire spose inpar -
ticu larthefo llo wing risk s:
R The tires can burst.
R The tires can wearexcessiv elyand/ or
une venly.
R The driving charact eristics aswellas the
st ee ring and brak ing charact eristics may
be greatl yim pair ed. #
Com plywit hth ere commen dedtirepr es-
sur esand checkth etir epr essur eof all
tir es, including thespar ewheel, regu-
lar ly: Wheels
andtires
293 293

R
Mont hly
R Whe nth eload chang es
R Beforeembar kingonalon gerjour ney
R Ifoper ating conditions chang e,e.g .o.-
ro ad drivi ng #
Adjust thetir epr essur e,ifnecessar y. Ti
re pressur ewhic his toohigh ortoolow can:
R Shor tenth eser vice life of thetir es.
R Cause increased tiredamag e.
R Adverselya.ect driving charact eristics and
th us driving safety, e.g. duetohydroplaning . &
W W
ARNIN G ARNIN
GRisk ofaccident duetotoolow
a tir epr essur e
Ti re swit hpr essur eth at istoolow can over-
heat andburstas aconse quence.
In addition, they also su.er from irre gula r
we ar,whic hcan signi/cantl yim pair thebr ak -
ing proper tiesand thehandling charact eris-
tics. #
Avoid excessiv elylo w tirepr essur e. Ti
re pressur ewhic his toolow can cause:
R Tire malfun ctionsasare sult ofove rheating
R Impair edhandling charact eristics
R Irre gula rwe ar
R Incr eased fuel consu mption &
W W
AR NIN G AR
NIN GRisk ofacciden tdue totoohigh
a tir epr essur e
Ti re swit hex cessiv elyhigh pressur ecan burst.
In additi on,they also su.er from irre gula r
we ar,whic hcan signi/cantl yim pair thebr ak -
ing proper tiesand thehandling charact eris-
tics. #
Avoid excessiv elyhigh tirepr essur es. Ti
re pressur ewhic his toohigh cancause:
R Incr eased braking distance
R Impair edhandling charact eristics
R Irre gula rwe ar
R Impair eddrivi ng comf ort
R Suscep tibilityto damag e &
W W
ARNIN G ARNIN
GRisk ofaccident duetorepea-
te dpr essur edr op inthetir es
The wheels, valves ortires could bedamag ed.
To olow atir epr essur ecan lead tothetir es
bur stin g. #
Examine thetir es forfo re ign objects. #
Chec kwhe ther thetir ehas apunctur eor
th eva lve has aleak . #
Ifyo uar eunable torectif yth edamag e,
cont actaqu ali/ed special istwo rkshop. Yo
ucan /ndinf ormation ontirepr essur efo rth e
ve hicle' sfa ct or y-inst alled tires on thefo llo wing
labels:
R Tire and Loadi ngInformatio nplacar don the
B‑pi llarof your vehicle (/page300) .
R Tire pressur eta ble ontheinside ofthefuel
/ller 0ap(/page295).
Obser vethemaximum tirepr essur e
(/ page306).
Use asuit able pressur ega ug eto checkth etir e
pr essur e.The outerappear anceofatir edoes not 294294
Wheels
andtires

per
mit anyre liable conclusion aboutthetir epr es-
sur e.
Onl ycor rect tirepr essur ewhen thetir es arecold.
Conditions forcold tires:
R The vehicle hasbeen parkedwit hth etir es out
of dir ect sunlight forat least thre ehour s.
R The vehicle hastrav eled lessthan 1mile
(1.6 km).
The vehicle' stir es heat upwhen drivi ng .As the
te mp eratur eof thetir es incr eases, sotoodoes
th etir epr essur e.
V V
ehicles wit ehicles
withatir h
atir epr e
pr essur essur
emonit e
monit or or
ing syst ing
system: em:
Yo ucan also checkth etir epr essur eusing theon-
boar dcom puter.
The tirepr essur ere commen dedforincr eased
load/speed inthetir epr essur eta ble can a.ect
th eride comf ort. &
W W
ARNIN G ARNIN
GRisk ofaccident duetounsuit a-
ble acces sories ontireva lves
If yo umount unsuitableacces sories ontotir e
va lves, thetir eva lves ma ybe overloaded and malfunction,
whichcan cause tirepr essur e
loss. #
Onlyscr ew stan da rd valve caps orvalve
caps speci/call yappr ovedby Mer cedes-
Benz foryo ur vehicle ontoth etir eva lve. TT
ir ir
e pr e
pr essur essur
et e
table able
The
tirepr essur eta ble ison theinside ofthefuel
/ller 0ap.
% The datasho wnintheimag esisex am ple
dat a. The
tirepr essur eta ble showsthere commen ded
tir epr essur efo rall tires appr ovedfo rth is vehicle.
The recommen dedtirepr essur esappl yfo rcold
tir es under various oper ating condition s,i.e. load-
ing and/or speedoftheve hicle.
If one ormor etir esize spr ecede atir epr essur e,
th efo llo wing tirepr essur einf ormation isonl yva lid
fo rth ose tiresizes andtheir respect ive load con-
diti on.
The load cond itions "partiallyladen" and"fully
laden" arede/n edintheta ble fordi.er entnum-
ber sof passeng ersand amounts oflugg age. The
actual number ofseats maydi.er from this. Wheels
andtires
295 295

Som
etir epr es su re tables onlysho wtherim diam-
et er inst ead ofthecom pletetiresize, e.g.R18 R18
.
The rim diame teris par tof thetir esize andcan
be found onthetir eside wall(/ page307).
R Tire and Loadi ngInformatio nplacar d
(/ page300)
R Maxim umtirepr essur e(/ page306) ChecChec
kingt king
the tir he
tirepr e
pr essur essur
emanu ally e
manu ally #
Read thetir epr essur ere commen dedforth e
cur rent ope rating condi tions from theTire and
Loadi ngInformatio nplacar dor thetir epr es-
sur eta ble. Obser vetheno teson tirepr essur e. #
Remo vetheva lve cap ofthetir eto be
ch ecked. #
Press thetir epr essur ega ug esecur elyont o
th eva lve. #
Read thetir epr essur e. #
Ifth etir epr essur eis lowe rth an there com-
mende dva lue, increase thetir epr essur eto
th ere commen dedvalue. #
Ifth etir epr essur eis higher than there com-
mende dva lue, release air.To do so, press
do wn theme talpin intheva lve, e.g. using the
tip ofapen. Then, checkth etir epr essur e
ag ain using thetir epr essur ega ug e. #
Screw theva lve cap ontoth eva lve.
Fu rther relat ed subjects:
R Noteson tirepr essur e(/ page293)
R Tire pressur eta ble (/ page295) R
Tire and Loadi ngInformatio nplacar d
(/ page300) TT
ir ir
e pr e
pr essur essur
emoni t e
moni tor or
ing syst ing
system em
FF
unct ionoft unct
ionofthe tir he
tirepr e
pr essur essur
emoni t e
moni tor or
ing syst ing
system em
&
D D
AN AN
GER GER
Riskofacciden tdue toincor rect
tir epr essur e
Eac htir e, incl udin gth espar e(if pro vided),
should becheckedmont hlywhen coldand
in0a tedto thein0 ation pressur ere commen -
ded bytheve hicle manu factur eron theve hi-
cle placar dor tirein0ation pressur elabel .(If
yo ur vehicle hastires ofadi.er entsize than
th esize indicat edon theve hicle placar dor
tir ein0ation pressur elabel ,yo ushould deter-
mine thepr oper tirein0 ation pressur efo r
th ose tires.)
As anadded safetyfe atur e,your vehicle has
been equipped withatir epr essur emoni toring
sy stem (TPMS) that illu min ates alow tirepr es-
sur ete lltale when oneormor eof your tires is
sign i/ca ntly under -in0at ed. Accor ding ly,when 296296
Wheel
sand tires