2023 MERCEDES-BENZ A CLASS spare wheel

ClimatClimat
econtr e
contr ol ol
...... ...... ...............................1 24 124
Ov ervie wof climat econtr olsystems ............ 124
Oper ating theclimat econtr olsystem .......... 124 DrDr
iving andpar iving
andparking king
..................................... 128 128
Dr iving ........................................................1 28
DY NAMI CSEL ECTsw itch... .........................1 38
Au tomatic transmission ...............................1 40
Fu nctio nof the4MA TIC...............................1 45
Re fuel ing.....................................................1 45
Pa rking ...... ...... ...........................................1 47
Dr iving anddriving safetysy stem s... ... ......... 155
Ve hicle towing instructi ons .......................... 204 InsIns
tr tr
umen tdispla umen
tdispla yand on-boar y
and on-boar dcom- d
com-
put put
er er
........................................................... 205 205
No teson theinst rument displa yand on-
boar dcom puter.......................................... 205
Ov ervie wof ins trument display... ......... ........ 206
Ov ervie wof butt ons onthesteer ing wheel ...207
Oper ating theon-boar dcom puter..... ..... ......2 07
Ov ervie wof displa ysintheinst rument
displa y... ... .................................................. 209
Head-u pDispla y... ... .................................... 209 MBUX
multimed iasyst MBUX
multimed iasystem em
............................2 12 212
Ov ervie wand oper ation ...............................212
Sy stem settings .......................................... 221
Na vigatio n.......... .........................................225
Te lephone ................................................... 235
Mer cedes meapp ....................................... 239
Mer cedes-Benz emergency callsy stem ....... 246
Ra dio &media ........ .....................................2 49
Sound settings ............................................256 MaintMaint
enance andcar enance
andcare e
....... ..................... ..... 257 257
ASS YSTPL US service interva ldispla y...... .... 257
Engine compartment ................................... 258
Chec kingthebr ak epad thickness ................ 264
Cleaning andcare...... ................................. 264 BrBr
eakdo eakdo
wnassist wn
assist ance ance
.............................. ...272 272
Emer gency .......... .......... .............................. 272
Fla ttir e.......... .............................................273
Batt ery(v ehi cle).......... ................................280
To w star tin gor towing away........................ 284
Elec trical fuses ...... ...................................... 289 Whee
lsand tir Whee
lsand tires es
.........................................2 92 292
No teson noiseorunu sual handl ingchar-
act eristics ................................................... 292
No teson regula rly in spect ing wheel sand
tir es ............................................................ 292
No teson sno wch ains ................................. 293
Ti re pressur e.... ........................................... 293
Loading theve hicle .....................................3 00
Ti re labeling ............ .................................... 304
De/n itionofterm sfo rtir es and loading .......309
Changing awheel ........................................ 311
Emer gency sparewheel ...............................3 21 TT
ec ec
hnical dat hnical
data a
....... ......................................324 324
No teson tech nica ldat a.......... .................... 324
Ve hicle electronics .......... ............................ 324
Re gula tory radio identi/ cation andnotes... .. 326
Ve hicle identi/cation plate,VIN and
eng inenum beroverview ...... ........................ 327
Oper ating 0uids ...........................................328
Ve hicle data... ......... .................................... 335 Con
tents
3 3

SeSe
tting up t tti
ng up the w he
war ar
ning tr ning
tria ngle ia
ngle #
Foldside re0ect ors1 upw ards toform atri-
ang leand attachat theto pusing upper press-
stu d2. #
Foldlegs 3down and outtotheside. FF
ir s ir
st- aid kit t-aid
kit(soT- sided) (soT-
sided) ov ov
er er
vie w vie
w Fi
rs t-aid kit(soT side d)1 ison theleT orright in
th etrunk ,depending ontheve hicle version.
% Depending ontheve hicle' seq uipme nt,th e
/r st-ai dkit(so T-si ded) isin there cess inthe
side trim. Flat
tire Flat
tire NNo o
t t
es on es
on 0at 0at
tir tir
es es
&
W W
AR NIN G AR
NIN GRisk ofacciden tdue toa0at
tir e
A 0at tirese verely a.ects thedr iving charac-
te risti cs aswellas thesteer ing and braking of
th eve hicle.
T T
ir ir
es wit es
without hout
r r
un-0at un-0at
c c
har har
act act
er er
is is
tics: tics:
#
Donotdr ive wit ha0at tire. #
Chang eth e0at tireimmediat elywit han
emer gency sparewheel orspar ewheel.
Alt ernat ivel y, consul ta qu ali/ed special -
is two rkshop.
T T
ir ir
es wit es
with h
r r
un-0at un-0at
c c
har har
act act
er er
is is
tics: tics:
#
Obser vetheinf ormation andwarning
no teson MOExt endedtires (run-0at
tir es). Br
eakdo wnassis tance
273 273

In
theev ent ofa0at tire, thefo llo wing options are
av ailabl edepen dingon your vehicle' seq uipme nt:
R V V
ehicle swit ehicle
swith MOExt h
MOExt endedtir end
edtires: es:
itis possibl e
to cont inueth ejour neyfo ra shor tper iod of
time. Makesur eyo uobser vetheno teson
MOExt endedtires (run-0at tires)
(/ page274) .
R V V
ehicle swit ehicle
swit haTIR EFIT kit: h
aTIR EFIT kit:youcan repair the
tir eso that itis possibl eto cont inueth ejour -
ne yfo ra shor tper iod oftime. Todo this, use
th eTIREFIT kit(/ page275).
R V V
ehicles wit ehicles
withMer h
Mer cedes meconnect: cedes
meconnect: youcan
mak eacall forbr eakdo wnassist anceviathe
ove rhead contr olpanel inthecase ofabr eak -
do wn (/ page239).
R Allv All
vehicles: ehicles:
chang eth ewheel (/page316).
% The emer gency sparewheel isonl yav ailabl e
in cer tain countr ies. NNo o
t t
es on MOExt es
on MOExt ended tir ended
tires es
(r (r
un- 0at un-
0at tir tir
es) es)
&
W W
ARNIN G ARNIN
GRisk ofaccident whendriving in
lim p-home mode
When driving inemer gency mod eth ehandling
ch aract eristics areim pair ed. #
Donotex ceed thespeci/ed maximum
speed oftheMOExt ended tires. #
Avoid anyabr uptst eer ing and drivin g
maneuv ersas wellas driving over obst a-
cles (curbs, potholes, o.-road). This
appli es,inpar ticu lar,to aloaded vehicle. #
Stop drivin gin theemer gency mod eif
yo uno tice:
R Banging noise
R Vehicle vibration
R Smok ewhi chsmells likeru bber
R Contin uousESP®
int erve ntion
R Crac ks inthetir eside walls #
ATer driving inemer gency mod e,have
th erims checkedby aquali/ed specialist wo
rkshop withre ga rd totheir further
use. #
The defectiv etir emust bereplaced in
ev erycase. Wi
th MOEx tended tires (run -0at tires) ,yo ucan
continue todrive yo ur vehicle evenifth er eis a
to ta lloss ofpressur ein one ormor etir es. How-
ev er,th etir ea.ect edmust notsho wan yclear ly
visi ble dam age.
Yo ucan recogn izeMOExt endedtir es by the
MOEx tended marking whic happear son theside
wa llof thetir e.
V V
ehicles wit ehicles
withtir h
tir epr e
pr essur essur
eloss w e
loss war ar
ning syst ning
system: em:
MOExt ended tires ma yonl ybe used inconjunc-
tion withan activ ated tirepr essur eloss warning
sy stem.
V V
ehicles wit ehicles
withtir h
tir epr e
pr essur essur
emonit e
monit or or
ing sy ing
syst st
em: em:
MOExt ended tires ma yonl ybe used inconjunc-
tion withan activ ated tirepr essur emonit oring
sy stem.
If apr essur eloss warning messa geappear sin the
dr iver's displa y,proceed asfollo ws :
R Chec kth etir efo rdamag e. 274274
Br
eakdo wnassist ance

FF
ir s ir
st le t
le tt tt
er(s) er(s)
1 1: :
R Without: passeng ervehicle tires accor dingto
Eur opean manufacturingstandar ds.
R "P": passeng ervehicle tires accor dingto US
manu factur ingstandar ds.
R "LT": light truc ktir es accor dingtoUS manu -
fa ctur ingstandar ds.
R "T": com pact emer gency sparewheels with
high tirepr essur eth at areonl ydesig nedfor
te mp oraryuse inan emer gency .
Aspe ctr Aspe
ctratio atio
3 3: :
Ra tio between tireheigh tand tirewidt hin per cent
(tir eheigh tdivide dby tirewidt h).
T T
ir ir
e cod e e
cod e4 4
(tir (tir
etype ): e
type ):
R "R"radial tire
R "D": bias plytir e
R "B": bias beltedtires
R "ZR": radial tirewit hamaximum speedabove
149 mph(2 40 km/h)(o pt ional) Rim
diame t Rim
diame ter er
5 5: :
The diame terof thebead seat(notth ediame ter
of therim 0ang e).The rim diame teris speci/ edin
inc hes (in).
Load-bear Load-bear
inginde ing
inde x x
6 6: :
Numer icalcode that speci/es themaximum load-
bear ingcapac ityofatir e(e.g. "91"correspond s
to 1356 lbs(615 kg)).
The load-bear ingcapa cityofthetir emust beat
least halfthegr oss axle weight rating ofyour vehi-
cle. Donotove rload thetir es by exceedin gth e
speci/ed loadlimit.
Se ealso:
R Maximu mper missibl eload ontheTire and
Loadi ngInformatio nplacar d(/ page300)
R Maxim umtireload (/page306)
R Load index
Spe edr Spe
edrat ing at
ing 7 7: :
Sp eci/es theappr ovedmaximum speedofthe
tir e. %
Anelec tronic speedlimit erprev ents your
ve hicle from exceedin gaspeed of130 mph
(210 km/h ).
Mak esur eth at your tires have there qu ired speed
ra ting. Youcan obtain information onthere qu ired
speed rating from anaut hor ized Mercede s-Benz
Cent er.
Summer tir Summer
tires es
Inde
x Inde
x Speedr Speed
rating ating
Qu pto 100 mph(1 60 km/h)
Ru pto 106 mph(1 70 km/h)
Su pto 112 mph(1 80 km/h)
Tu pto 118 mph(1 90 km/h)
Hu pto 130 mph(2 10 km/h)
Vu pto 149 mph(2 40 km/h)
Wu pto 168 mph(2 70 km/h)
Yu pto 186 mph(3 00 km/h) 30
8 30
8 Wh
eelsan dtire s

Obser
vethefo llo wing when selecting, installing
and replacing tires:
R Further mor e,theuse ofcer tain tiretypes in
cer tain regions andareas ofoper ationca nbe
high lybene/cia l.
R Onlyuse tires and wheels ofthesame type
(summer tires, wint ertires, MOExt ended tires)
and thesame make.
R Onlyinst allwheels ofthesame sizeonone
axle (leTandright) .
It is onl yper mis sibleto inst alladi.er ent
wheel sizeintheev ent ofa0at tirein order to
dr ive to thespecialist workshop.
R V V
ehicle swit ehicle
swit hatir h
atir epr e
pr essur essur
emoni t e
moni tor or
ing sy ing
sys- s-
t t
em: em:
Allinstalled wheels mustbeequipped
wit hfunctionin gsensor sfo rth etir epr essur e
monit oring system.
R Attemp eratur esbelo w45 °F(7°C) use win-
te rtir es orall-season tires mar ked004D M+S
fo rall wheels.
Wi nter tires prov ide thebest possible grip in
wintr yroad conditions. R
ForM+S tires, onlyuse tires withth esame
tr ead.
R Obser vethemaximum permissible speedfor
th eM+S tires inst alled.
If th etir e's maximum speedisbelo wthat of
th eve hicle, this must beindicat edbyan
appr opriatelabel inthedr iver's /eld ofvision.
R Break inne wtires atmoder atespeeds forth e
/r st 60 miles (100km).
R Replace thetir es aTer sixyearsat thelat est,
re ga rdless ofwe ar.
R When r When
replaci ngwit eplaci
ngwithtir h
tir es t es
that dono hat
donotf t
featu r eatu
re e
r r
un-0at un-0at
c c
har har
act act
er er
is is
tics: tics:
vehicles with
MOExt endedtires areno teq uipp edwitha
TIR EFIT kitatthefa ct or y. Eq uip theve hicle
wit haTIR EFIT kitaTer replacing withtir es that
do notfe atur eru n-0at charact eristics, e.g.
wint ertires.
Fo rmor einf ormation onwheels andtires, cont act
a qu ali/ed special istwo rkshop.
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 size desig nation,load- bearingcapacit y,
speed rating andload index(/ page307)
R Tire pressur eta ble (/ page295)
R Noteson theemer gency sparewheel
(/ page321) NNo o
t t
es on rot es
on rotatin gt atin
gthe wheels he
wheels &
W W
AR NIN G AR
NIN GRisk ofinjuryth ro ugh di.er ent
wheel sizes
Ro tating thefront and rear wheels can
se verely im pair thedr iving charact eristics.
The wheel brak es orsuspen sioncomponen ts
ma yalso bedamag ed. #
Rotate front and rear wheels onlyif th e
wheels andtires areof thesame dimen-
sions. The
wearpatt erns on thefront and rear wheels
di.er :
R Front wheels wearmor eon thetir eshoulder 314314
Wheels
andtires

#
Turn ratche t3 cloc kwiseuntil support2
sits com pletely on jacksuppor tpoint 1and
th ebase ofthejac klies evenlyon thegr ound. #
Turn ratche t3 until thetir eis raised amaxi-
mum of1.2 in(3 cm) from thegr ound. #
Loosen andremo vethewheel (/page319). RR
emo emo
ving awheel ving
awheel RR
eq eq
uir uir
ements: ements:
R The vehicle israised (/page317).
* NO NO
TE TE
Mer cedes- AMGvehicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. When
chang ingawheel, avoidappl ying anyfo rc e
to thebr ak ediscs, asthis could impair theleve lof
comf ortwhen braking. *
N NO O
TE TE
Damag eto thre adin gfrom dirton
wheel bolts #
Donotplace wheel boltsin sand oron a
dir tysur face. #
Unscr ew theupper mostwheel boltcom-
ple tely. #
Screw alignme ntbolt 1intoth eth re ad
ins tead ofthewheel bolt. #
Unscr ewthere mainin gwheel boltscom-
ple tely. #
Remo vethewheel and,ifnecessar y,stor eit in
th etrunk . #
Noteson remo vingan emer gency sparewheel
(/ page321). Ins
t Ins
tallin gane allin
gane wwheel w
wheel RR
eq eq
uir uir
emen ts: emen
ts:
R The wheel tobe chang edisremo vedand the
alig nme ntbolt isscr ewed in(/ page319).
* NO NO
TE TE
Mer cedes- AMGvehicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. &
W W
AR NIN G AR
NIN GRisk ofacciden tfr om losin ga
wheel
Oiled, greased ordamag edwheel bolt/wheel
nut thre ads orwheel hub/wheel mounting
bolt thre ads can cause thewheel bolts/wheel
nuts tocome loose.
As are sult ,yo ucould loseawheel whiledriv-
ing. #
Neveroil orgrease theth re ads. Wheel
sand tires
319 319

#
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