MERCEDES-BENZ A CLASS 2023 Owners Manual

Inde
x Inde
x Speed r Sp
eed ratin g atin
g
ZR ...Y 1
upto186 mph(3 00 km/h)
ZR. ..(..Y )1
over186 mph(3 00 km/h)
ZR 1
over149 mph(2 40 km/h) R
Spe cify ing thespeed rating asthe"ZR" index
in tirecode 4isop tional fortir es up to
186 mph(3 00 km/h).
R Ifyo ur tirecode 4includes "ZR"andther eis
no speed rating 7,/ndout wha tth emaxi-
mum speed isfrom thetir emanuf acturer.
R Ifload-bear inginde x6 and speed rating 7
ar ein brac kets, themaximum speedrating of
yo ur tireis abo ve186 mph(3 00 km/h).To
/nd outthemaximum speed,askthetir eman-
uf actur er. All-w All-w
eat eat
her tir her
tires and wint es
and wintertir er
tires es
Inde
x Inde
x Speedr Speed
rating ating
Q M+S 2
upto100 mph(1 60 km/h)
T M+S 2
upto118 mph(1 90 km/h)
H M+S 2
upto130 mph(2 10 km/h)
V M+S 2
upto149 mph(240 km/h) Wi
nter tires bea rth e004D snow0ak esymbol and
ful/ll there qu irements oftheRu bber Manuf actur-
er sAssociation (RMA)andtheRu bber Association
of Canada (RAC)rega rding thetir etraction on
sno w.
Load inde Load
index x
8 8: :
R Nospec i/cation given: standar dload (SL)tire
R "XL" or"Ex tra Load" :ex tra load tireor rein-
fo rc ed tire
R "Light Load": lightloadtire R
"C", "D", "E":aload rang eth at depen dson the
maximum loadthat thetir ecan carryatacer -
ta in pressur e De/n
ition De/n
itionoft of
ter er
ms f ms
for tir or
tires and loading es
and loading
T T
ir ir
e s e
str tr
uctur uctur
eand c e
and char har
act act
er er
is istics: tics:
descr ibesthe
numb eroflaye rs or thenumber ofrubber -coat ed
belts inthetir econt actsurface and thetir ewa ll.
These aremade ofsteel, nylon, polyester and
ot her materials.
Bar : Bar
:me tric uni tfo rtir epr essur e.14.5038 pounds
per squar einc h(psi) and100 kilopasc al(kP a)is
th eeq uiv alent ofone bar.
DO DO
T(Depar T
(Depar tmentofTr tment
ofTranspo rt anspo
rtatio n): atio
n):DOT-mar ked
tir es ful/ llth ere qu irements ofthe
US Depar tmentof Transpo rtatio n.
Av Av
er er
ag ag
ew e
weight oft eight
ofthe v he
vehicle occupants: ehicle
occupants: the
numb erofvehicle occupan tsforwhic hth eve hicle
is desig ned,mult iplied by150 lb(68 kg).
U Unif nif
or or
m T m
Tir ir
e Quality Gr e
Quality Grading St adin
gSt andar andar
ds: ds:
auni form
st an da rd tograde thequ alit yof tires withre ga rd
1 "ZR" stat ed inthetir ecode.
2 Or "M+S004D" forwint ertires. Wheels
andtires
309 309

to
tread qualit y,tiretracti onand temp eratur e
ch aract eristics. Thequalit ygr adin gassessmen tis
made bythemanuf acturerfollo wing speci/ cations
fr om theU. S. government. Thequalit ygr ade ofa
tir eis im print ed on theside wallof thetir e.
R R
ecommended tir ecommended
tirepr e
pr essur essur
e: e:
there commen ded
tir epr essur eis thetir epr essur especi/ed forth e
tir es mount edtotheve hicle atthefa ct or y.
The tireand informa tion table cont ains there com-
mende dtir epr essur esforcold tires, themaxi-
mum permissible loadandthemaximum permissi-
ble vehicle speed.
The tirepr essur eta ble cont ains there commen -
ded tirepr essur esforcold tires under various
oper ating condition s,i.e. loading and/or speedof
th eve hicle.
Incr Incr
eased v eased
vehicle w ehicle
weig htdue t eig
htdue to op o
op tion aleq tion
aleq uip- uip-
men t: men
t:thecombined weight ofall standar dand
op tional equipment availabl efo rth eve hicle,
re ga rdless ofwhe ther itis actuall yinst alled onthe
ve hicle ornot.
Rim : Rim
:th epar tof thewheel onwhic hth etir eis
inst alled. G G
A A
WR (Gr WR
(Gross Axle W oss
Axle Weight R eight
Rating): ating):
theGA WR is
th emaximum permissible axleload. Theactual
load onanaxle must neverex ceed thegr oss axle
we ight rating. Thegross axle weight rating canbe
fo und ontheve hicle identi/cation plateon the
B‑pi llaron thedr iver's side.
Speed r Speed
rating: ating:
thespeed rating ispar tof thetir e
ident i/cation.Itspeci/es thespeed rang efo r
whic hatir eis appr oved.
G G
VW (Gr VW
(Gross V oss
Vehicle W ehicle
Weight): eight):
thegr oss vehicle
we ight comprises thewe ight oftheve hicle includ-
ing fuel, tools, thespar ewheel, accessories instal-
led, occupa nts,luggageand thetrailer draw bar
nose weight, ifapplica ble.Thegross vehicle weight
must notex ceed thegr oss vehicle weight rating
GV WR asspeci/ed ontheve hicle identi/cation
plat eon theB‑pillar onthedr iver's side.
G G
VWR (Gr VWR
(Gross V oss
Vehicle W ehicle
Weight R eight
Rating): ating):
theGV WR is
th emaximum permitt edgross weight ofthefull y
laden vehicle (weig htoftheve hicle includin gall
accessor ies,occupan ts,fuel, luggage and the
tr aile rdr aw bar nose weight ifapplica ble).The
gr oss vehicle weight rating isspec i/edon the
ve hicle identi/cation plateon theB‑pillar onthe
dr iver's side. Maximum
w Maximum
weight oft eight
ofthe laden v he
laden vehicle: ehicle:
themaxi-
mum weight isthesum ofthecurb weight ofthe
ve hicle, thewe ight oftheaccess ories, themaxi-
mum loadandthewe ight ofoptional equipment
inst alled atthefa ct or y.
Kilo pascal (kP Kilo
pascal (kPa) : a)
:me tric unit fortir epr essur e.
6.9 kPacor respond sto 1psi. Another unit fortir e
pr essur eis bar .100 kilopasc al(kP a)equals 1bar .
Load inde Load
index: x:
in addition totheload-bear inginde x,
th eload indexma yalso beimprint ed on theside
wa llof thetir e. This speci/es theload-bear ing
capac ityofthetir emor epr ecisel y.
Curb w Curb
weight: eight:
thewe ight ofave hicle withstandar d
eq uipme ntincl udin gth emaximum capacityof
fuel, oiland coolant. Italso includes theair condi-
tioning system and optional equipment ifth ese
ar einst alled ontheve hicle, butdoes notincl ude
passen gers or lugg age.
Maximum tir Maximum
tireload: e
load: themaximum tireload isthe
maximum permissible weight inkilog rams orlbs
fo rwhic hatir eis appr oved.
Maximum per Maximum
permissible tir missible
tirepr e
pr essur essur
e: e:
maximum
per missible tirepr essur efo rone tire. 310310
Wheels
andtires

Max
imumloa don one tir Max
imumloa don one tire: e:
ma xim um loadon one
tir e. This isca lcu lated bydividin gth emaximum
axle load ofone axle bytwo.
PSI (pounds persq PSI
(pounds persquar uar
einc e
inc h): h)
:st anda rdunit of
measur ementfortir epr essur e.
Aspect r Aspect
ratio: atio:
ratio between tireheigh tand tire
widt hin per cent.
T T
ir ir
e pr e
pr ess ur ess
ure: e:
press ureinsid eth etir eappl ying an
outw ardfo rc eto everysq uar einc hof thetir e. The
tir epr essur eis speci/ed inpounds persquar e
inc h(psi), inkilopasc als(kPa)or inbar .The tire
pr essur eshould onlybe cor rected when thetir es
ar ecold.
Cold tir Cold
tirepr e
pr essur essur
e: e:
thetir es arecold when the
ve hicle hasbeen parkedfo rat least 3hour swit h-
out direct sunlight onthetir es ortheve hicle has
been driven forless than 1mile (1.6km).
T T
ir ir
e cont e
cont actsurf act
surface: ace:
thepar tof thetir eth at
comes intocont actwithth ero ad.
T T
ir ir
e bead: e
bead: thepur pose ofthetir ebead isto
ensur eth at thetir esits secur elyon thewheel rim.
Ther ear ese veralwir ecor esinthetir ebead to
pr ev ent thetir efrom chang inglengthon the
wheel rim. Side
w Side
wall: all:
thepar tof thetir ebe tween thetread
and thetir ebead.
W W
eight ofop eight
ofoptional eq tional
equipment: uipment:
thecombined
we ight oftheop tional equipment weighing more
th an there placed standar dpar tsand moreth an
5 lbs (2.3 kg).This optio nal equipm ent,suc has
high- perform ance brak es, leve lcontrol system, a
ro of lugg agera ck orhigh-per form ance batteries,
is no tincl uded inthecurb weight andthewe ight
of theaccess ories.
TIN (T TIN
(Tir ir
e e
Ident i/cation Ident
i/cationNumber): Number):
auniq ueident i/-
cat ion number whichcan beused byatir emanu -
fa ctur ertoidentify tires, forex am ple, inapr oduct
re call, andthus identify thepur chaser s.The TINis
made upofthemanuf acturer'sidentity code,tire
size, tiretype code andthemanuf acturingdate.
Load-bear Load-bear
inginde ing
inde x: x:
theload-bear inginde xis a
code that cont ains themaximum load-bearing
capac ityofatir e.
Tr Tr
actio n: actio
n:tractio nis thegr ip result ing from fricti on
be tween thetir es and thero ad sur face.
W W
ear indicat ear
indicator: or
:nar row bar s(tr ead wearbar s)that
ar edis tribut edove rth etir econt actsurface. Ifth e tir
etread isleve lwit hth ebar s,thewe arlimi tof
1/1 6in (1.6 mm) hasbeen reac hed.
Dis Dis
tr tr
ibut ionofv ibut
ionofvehicle occupan ts: ehicle
occupan ts:distribut ionof
ve hicle occupan tsover designat edseat positions
in ave hicle.
Maxim umper Maxim
umpermissib lepa y missib
lepa yload w load
weig ht: eig
ht: nomi nal
load andluggage load plus150lb(68 kg)multi-
plied bythenumber ofseats intheve hicle. Chang
ingawheel Chang
ingawheel NNo o
t t
es on select ing,ins t es
on select ing,ins tallin gand r allin
gand replaci ngtir eplaci
ngtires es
*
N NO O
TE TE
Mer cedes- AMGve hicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. &
W W
AR NIN G AR
NIN GRisk ofacciden tdue toincor -
re ct wheel andtiredimen sions
If wheels andtires ofthewr ong size areins tal-
led, theser vice brak es orcom ponents inthe Wheels
andtires
311 311

br
ak esy stem and inthewheel suspension
ma ybe damag ed. #
Alwaysre place wheels andtires with
ones that ful/ll thespeci/c ationsof the
or iginal part.
Fo rwheels, payatt ention tothefo llo wing:
R Designation
R Type
Fo rtir es, payatt ention tothefo llo wing:
R Designation
R Manuf acturer
R Type &
W W
ARNIN G ARNIN
GRisk ofinju rythro ugh exceed-
ing thespeci/ed tireload-bear ingcapa-
city ortheper missible speedrating
Ex ceed ingthespeci/ed tireload rating orthe
per missible speedrating maylead totiredam -
ag eand tothetir es bur stin g. #
Ther efor e, onl yuse tiretypes andsizes
appr ovedfo ryo ur vehicle model . #
Obser vethetir eload rating andspee d
ra ting requ ired foryo ur vehicle. *
N NO O
TE TE
Vehicle andtiredamag ecaused by
non-a pprovedtir etypes andsizes Fo
rsaf etyre asons, onlyuse tires, wheels and
accessor ieswhic hha ve been speciall y
appr oved byMer cedes-Be nzforyo ur vehicle.
These tires arespecial lyadap tedto theactiv e
saf etysy stem s,such asABS,ESP ®
and
4MA TIC,andmarkedas follo ws :
R MO =Mer cedes-Be nzOrigina l
R MOE =Mer cedes-Be nzOrigina lEx tended
(r un -0at tires onl yfo rcer tain wheels)
R MO1 =Mer cedes-Benz Original (onlycer -
ta in AMG tires)
Ot her wise, certain proper ties, suchas han-
dling charact eristics, vehicle noiseemissi ons,
consu mption, etc. could beadv ersel ya.ec-
te d. Further mor e,other tiresize scould result in
thetir es rubbing against thebody andaxle
com ponents whenloaded. Thiscould result in
damag eto thetir eor theve hicle.
Onl yuse tires, wheels andaccessor iesthat
ha ve been checkedand recommen dedby
Mer cedes-Be nz. *
N NO O
TE TE
Risk todriving safetyfrom retrea-
ded tires Re
tread edtires areneit her tested norre com-
mende dby Mer cedes-Be nz,sinc epr ev ious
damag ecanno talw aysbe detected on retrea-
ded tires.
Fo rth is reason drivi ng safetycann otbe guar -
ant eed. #
Donotuse used tires ifyo uha ve no
inf orma tion abouttheir prev ious usage. *
N NO O
TE TE
Possible wheel andtiredamag e
when drivi ng ove robst acles Lar
gewheels have asmalle rsecti onwidt h.As
th esection widthdecr eases, therisk of 312312
Wheel
sand tires

wheels
andtires bein gdamag edwhen drivi ng
ov er obst acles increases. #
Avoid obst acles ordrive especiall ycar e-
full y. #
Reduce your speed whendriving over
curbs, speedbumps,manhole covers
and potholes. #
Avoid particular lyhigh curbs. *
N NO O
TE TE
Possible wheel andtiredamag e
when parking oncurbs orinpo tholes Pa
rking oncurbs orinpo tholes maydamag e
th ewheels andtires. #
Ifpossible, parkonl yon 0at surfaces. #
Avoid curbs andpotholes when parking. *
N NO O
TE TE
Damag eto electr oniccomponent
par tsdue totheuse oftire-ins talling tools VV
ehicles wit ehicles
withtir h
tir epr e
pr essur essur
emonit e
monit or or
ing sy ing
sys- s-
t t
em: em:
Therear eelectr oniccomponent partsin
th ewheel. If
tir e-ins talling tools arepositioned inthear ea
of theva lve, theelectr oniccomponents could
be damag ed. #
Tire -inst alling tools should notbe applied
in thear ea oftheva lve. #
Alwaysha ve tires chang eat aqu ali/ed
special istwo rkshop. *
N NO O
TE TE
Damag eto summer tires atlow
ambien tte mp eratur es At
low ambient temp eratur es,tear scould form
when drivi ng withsummer tires, causin gper -
manen tdamag eto thetir es. #
Attemp eratur esbelo w45 °F(7°C) use
004D M+Stires. Ac
cessor ypar tswhic har eno tappr oved foryo ur
ve hicle byMer cedes-Be nz,orwh ich ar eno tuse d
cor rectl y,can impair theoper ating safety.
Bef orepurc hasing and using non-a pprovedacces-
sor ies, visit aqu ali/ed special istwo rkshop and
inquir eabout:
R Suitabili ty R
Legalstipul ation s
R Factor yre commen dations &
W W
AR NIN G AR
NIN GRisk ofacciden twit hhigh per-
fo rm ance tires
The special tiretread incombin ationwit hth e
op timize dtir ecom pound means that therisk
of skiddin gand hydroplaning onwetro ads is
incr eased.
In addit ion,th etir egr ip isgre atlyre duced ata
lo w outside temp eratur eand tireru nning tem-
per atur e. #
Swit chon theESP ®
and adap tyo ur driv-
ing styleaccor dingly. #
Use 004D M+Stires atout side temp era-
tur es ofless than 50 °F(10 °C). #
Onlyuse thetir es forth eir intended pur-
pose. Wheels
andtires
313 313

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

R
Rear wheels wearmor ein thecent erofthe
tir e
Do notdr ive wit htir es that have toolittle tread
dep th.This signi/ can tly re duces traction onwet
ro ads (hydr oplan ing).
On vehicles that have thesame sizefront and rear
wheels, rotate thewheels accordingtotheint er-
va ls in thetir emanuf acturer'swarrant ybook in
yo ur vehicle docume nts. Ifth is is no tav ailabl e,
ro tate thetir es every3,000 to6,000 miles
(5,000 to10,000 km),depending onthewe ar.
Ensu rethat thedir ection ofrotation ismai n-
ta ined.
Obser vetheinst ruction sand safetyno teson
"Chang ingawheel" whendoingso (/ page316). NNo o
t t
es on st es
on stor or
ing wheels ing
wheels When
stor ing wheels, observethefo llo wing notes:
R ATer remo vingwheels, stor eth em inacool,
dr yand prefer abl ydar kplace.
R Protect thetir es from cont actwithoil, grease
or fuel. OvOv
er er
vie vie
wof t w
of the tir he
tire-c e-c
hang hang
et e
tool kit ool
kit *
N NO O
TE TE
Mer cedes- AMGvehicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. Apar
tfr om some countr y-speci/c variant s,vehi-
cles areno teq uipp edwithatir e-c hang eto ol kit.
Fo rmor einf ormation onwhic htir e-c hanging tools
ar ere qu ired and appr ovedfo rper form ing awheel
ch ang eon your vehicle, consu ltaquali/ed spe-
cialis two rkshop.
Yo ure qu ire th efo llo wing tools, forex am ple, to
ch ang eawheel:
R Jack
R Choc k
R Lugwr enc h
R Alignme ntbolt
The tire-c hangeto ol kit islocat edintool bag 1
in thetrunk . %
Depending ontheve hicle equipme nt,th eto ol
bag maybe locat edatother posit ionsin the
tr unk . The
tool bag cont ains:
R Jack
R Gloves
R Lugwr enc h
R Alignme ntbolt
R Folding choc k
R Ratche tfo rjac k Wheels
andtires
315 315

PrPr
epa r epa
ring t ing
the v he
vehi cle f ehi
cle for awh eel c or
awh eel cha nge ha
nge RR
eq eq
uir uir
eme nts: eme
nts:
R The vehicle isno ton aslope.
R The vehicle ison solid ,non -slipper yand leve l
gr ound.
R The requ ired tire-c hang eto ol kit isavailabl e.
% Ifyo ur vehicle isno teq uipp edwithth etir e-
ch ang eto ol kit, consult aqu ali/ed special ist
wo rkshop to/nd outabou tsui table tools. #
Appl yth eelectr icpar king brak emanuall y. #
Movethefront wheels tothestr aight-ahead
position. #
V V
ehicles wit ehicles
withaut h
aut omatic tr omatic
transmission: ansmission:
ShiTto
position 005D. #
Switc ho. theve hicle. #
Mak esur eth at theve hicle cannotbe star ted. #
Place choc ks orother suitable items underthe
fr ont and rear ofthewheel that isdiag onal ly
opposit eth ewheel youwish tochang e. #
Ifnece ssary,remo vethewheel trim/hub caps
(/ page316). #
Raise theve hicle (/page317). RR
emo emo
vingand inst vin
gand installin gt allin
gthe wheel tr he
wheel trim/ hub caps im/
hub caps RR
eq eq
uir uir
emen ts: emen
ts:
R The vehicle isprepar edfora wheel chang e
(/ page316) .
Wheel tr Wheel
trim im
The wheel trim covers thewheel boltsonvehicles
wit hsteel wheels. Beforeunscr ewing thewheel
bolts, remo vethewheel trim. #
T T
o r o
remo v emo
ve: e:
using both hands, carefull yre ac h
int otw owheel trim open ingsand remo vethe
wheel trim. Plas Plas
tichub cap tic
hub cap #
T T
o r o
remo v emo
ve: e:
tur nth ecent ercoverof thehub
cap count er-cloc kwise andremo vethehub
cap. #
T T
o inst o
inst all: all:
mak esur eth at thecent ercoverof
th ehub capistur ned count er-cloc kwise. #
Positi on thehub capand turnth ecent ercover
cloc kwise untilth ehub capengages physicall y
and audibl y.
Alum inum hubcap Alum
inum hubcap #
T T
o r o
remo v emo
ve: e:
pos itionso cket 2 from thetir e-
ch ang eto ol kit on hub cap1. #
Positi on wheel wrenc h3 onsoc ket2. 316316
Whee
lsand tires

#
Using wheel wrenc h3, turnhub cap1
coun ter-cloc kwise andremo veit. #
T T
o inst o
inst all: all:
follo wtheinst ruction sabo vein
re ve rseor der .
% Speci/ ed Speci/
edtight tight
ening t ening
torq orq
ue: ue:
18lb-T (25Nm) . RR
aising t aising
the v he
vehicle whenc ehicle
whenchanging awheel hanging
awheel RR
eq eq
uir uir
ements: ements:
R Ther ear eno per sons intheve hicle.
R The vehicle hasbeen prepar edfora wheel
ch ang e(/ page316) .
R The wheel trims and hub caps have been
re mo ved(/ page316).
Im por tant noteson usin gth ejac k:
R Use onlya ve hicle-spe ci/cjackth at has been
appr ovedby Mer cedes-Be nztoraise theve hi-
cle.
R The jackis onl ydesig nedforra ising andhold-
ing theve hicle fora shor ttime while awheel
is being chang edand notfo rmaint enance
wo rkunder theve hicle. R
The jackmus tbe placed ona/r m, 0at and
non -slipsur face. Ifnecessar y,use alar ge,0at,
load- bearing,non -slipund erlay.
R The foot ofthejac kmust bepositioned verti-
call yunder thejac ksuppor tpoint. Ru
les ofconduct whentheve hicle israised:
R Neverplace your hands orfeet under theve hi-
cle.
R Neverlie under theve hicle.
R Donotst ar tth eve hicle anddonotre lease the
electr icpar king brak e.
R Donotopen orclose anydoor sor thetrunk
lid. #
Using thelug wrenc h,loosen thewheel bolts
on thewheel youwish tochang eby about one
fu lltur n.Do notunscr ewthescr ewscom-
ple tely. Wheels
andtires
317 317

Po
siti on ofjac ksuppor tpoin ts
* N NO O
TE TE
Mer cedes- AMGve hicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. &
W W
AR NIN G AR
NIN GRisk ofinjuryfrom incor rect
positi oningof thejac k
If yo udo notposition thejac kcor rectl yat the
appr opriatejac king pointof theve hicle, the
jac kco uld tipwith theve hicle raised. #
Onlyposition thejac kat theappr opriate
jac king point oftheve hicle. Thebase of th
ejac kmust bepositioned verticall y
under thejac king point oftheve hicle. *
N NO O
TE TE
Vehicle damag efrom thejac k If
yo udo notposition thejac kcor rectl yat the
appr opriatejac ksuppor tpoin tof theve hicle,
th ejac kcould tipove rwit hth eve hicle raised. #
The jackis designed exclusiv elyfo rjac k-
ing uptheve hicle atthejac ksuppor t
points. #
Take thera tche tout ofthetir e-c hang eto ol kit
and place iton thehe xagon nutofthejac kso
th at theletter s"A UF" arevisible. #
Positi on suppor t2 ofjac k4 onjacksup-
por tpoin t1.
% Ifth er eis ato ta lloss ofpressur ein atir e, it
ma ybe possible that thejac kcanno tbe posi-
tioned atjac ksuppor tpoint 1.Inthis case,
unload theve hicle. 318318
Wheel
sand tires