2023 MERCEDES-BENZ A CLASS fuel

+
ENVIR ENVIR
ONMENT ONMENT
ALNO AL
NOTE TE
Environmen tal
pollution causedbyenvironment allyirre -
sponsi bledisposal Ti
re sealan tcont ains pollu tants. #
Have thetir esealant bottle disposed of
pr ofessionall y,e.g. atan aut hor ized
Mer cedes-Benz Center. #
Storeth etir esealant bottle and thetir ein0 a-
tion compressor . #
Pull awa Pull
awayimme diat y
imme diately. el
y. #
Stop drivin gaTer approximat elyte nminut es
and checkth etir epr essur eusing thetir e
in0 ation compressor .
The tirepr essur emust nowbe atleast
130 kPa(1.3 bar/19 psi). &
W W
ARNIN G ARNIN
GRisk ofaccident duetothe
speci/ed tirepr essur eno tbein gatt aine d
If th especi/ed tirepr essur eis no tre ac hed,
th etir eis toobadl ydamag ed.The tiresealant
canno tre pair thetir ein this inst ance. The
braking anddriving charact eristics maybe
gr eatl yim pair ed. #
Donotcontinue driving. #
Consult aqua li/ed specialist workshop. In
cases suchas theone mentioned above,con-
ta ct an aut hor izedMer cedes-B enzCent er.Or call
1-80 0-FOR -MERCedes (intheUS A)or
1-800-387- 0100(inCanada). #
Correct thetir epr essur eif it is still atleast
130 kPa(1.3 bar/19 psi).SeetheTire and
Loadi ngInformatio nplacar don theB‑pillar on
th edr iver's side orthetir epr essur eta ble in
th efuel /ller 0apforva lues.
Incr Incr
easing t easing
the tir he
tirepr e
pr essur e essur
e #
Switc hon thetir ein0 ation compressor .
Decr Decr
easing t easing
the tir he
tirepr e
pr essur e essur
e #
Remo vethetir esealant bottle from thetir e
in0 ation compressor . #
Inser tth e/ller hose inthesoc ketof thetir e
in0 ation compressor andturnit aqu artertur n
cloc kwise. #
Press pressur ere lease buttonC next to
manome terB.
When t When
the tir he
tirepr e
pr essur essur
eis cor r e
is cor rect ect
#
Unscr ewthe/lling hosefrom theva lve of the
sealed tire. #
Screw theva lve cap ontoth eva lve of the
sealed tire. #
Storeth etir esealant bottle and thetir ein0 a-
tion compressor . #
Drive to thenear estquali/ed special istwo rk-
shop andhave thetir e, tiresealant bottle and
/lling hosereplaced ther e. Br
eakdo wnassist ance
279 279

&
W W
ARNI NG ARNI
NGRisk ofexplosion from afrozen
batt ery
A disc hargedbatt eryma yfreeze attemp era-
tur es slightl yabo veorbelo wfreezin gpoint.
Dur ingstar ting assist anceorbatt erych argin g,
batt eryga scan bereleased. #
Alwaysallo wabatt eryto thaw before
ch argin git or per form ing star ting assis -
ta nce. If
th eindicat or/warning lampsintheinst rument
clust erdo notlight upatlow temp eratur es,itis
ve ry likelyth at thedisc hargedbatt eryhas frozen.
In this case youma yneit her jump-st artth eve hi-
cle nor charge thebatt ery.
The service life of abat tery that has been thawe d
ma ybe dramaticall yshor tened. Thestar ting char-
act eristics maybe impair ed,especi allyat low
te mp eratur es.
It is recommen dedthat youha ve ath awe dbatt ery
ch eckedat aqu ali/ed special istwo rkshop. *
N NO O
TE TE
Damag ecaused bynume rous or
ex tended attem ptsto star tth eengine Numer
ousorextended attem ptsto star tth e
engine maydamag eth ecat alytic converter
due tonon-c ombusted fuel. #
Avoid numer ousand extended attem pts
to star tth eengine. Obser
vethefo llo wing points during star ting assis -
ta nce and when chargin gth ebatt ery:
R Onlyuse undamag edjum per cable/c harging
cables withasu1cient cross-section and
insulat edterm inal clam ps.
R Non-in sulatedpar tsof thete rm inal clam ps
must notcome intocont actwithot her metal
par tswhile thejum per cable/c harging cable
is connect edtothebatt ery/jum p-startcon-
nection point.
R The jumper cable/c harging cable mustnot
come intocont actwithan ypar tswhic hma y
mo vewhen theengine isrunning.
R Alwaysmak esur eth at nei ther younor thebat-
te ry iselectr ostaticall ych arge d. R
Keep awa yfrom /reand open 0ames.
R Donotlean overth ebatt ery.
Obser vetheadditional follo wing points when
ch argin gth ebatt ery:
R Onlyuse batterych arge rs tested and
ap pro vedfo rMer cedes-Benz.
R Read thebatt erych arge r's oper ating instruc-
tion sbef orech argin gth ebatt ery.
Obser vetheadditional follo wing points during
st ar ting assist ance:
R Forst ar ting assist ance, onlyuse batteries with
a nominal voltag eof 12 V.
R The vehicles mustno tto uc h.
R Gasoline engine: Gasoline
engine:Onlyaccep tst ar ting assis -
ta nce ifth eengine andexhaus tsy stem are
cold. SS
t t
ar ar
tin gassis t tin
gassis tance andc ance
andchar har
gingt gin
gthe 12 Vbatt he
12 Vbatt ery er
y RR
eq eq
uir uir
emen ts: emen
ts:
R The vehicle issecur edwithth eelectr icpar k-
ing brak e. 282282
Br
eakdo wnassist ance

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

th
elow tirepr essur ete lltale illuminat es,you
should stop and checkyo ur tires assoon as
possible, andin0ateth em tothepr oper pres-
sur e.Driving onasign i/can tlyu nde r-in0 ated
tir ecauses thetir eto overheat andcanlead
to tirefa ilur e.Under -in0at ion also reduces fuel
e1ciency andtiretread life, and maya.ect
th eve hicle ’shandl ingand stoppin gabili ty.
Ple ase note that theTPMS isno ta substitut e
fo rpr oper tiremaint enance, anditis thedr iv-
er ’s responsi bilityto maint aincorrect tire
pr essur e,even ifunder -in0at ion has not
re ac hed theleve lto trigg erillum inatio nof the
TPMS low tirepr ess urete lltale.
Yo ur vehicle hasalso been equipp edwith a
TP MS malf unct ionindicat ortoindicat ewhen
th esy stem isno toper ating proper ly.The
TPMS malfunction indicatoris combined with
th elow tirepr essur ete lltale. When thesy stem
de tects amalfu nction, thete lltale will 0ashfo r
appr oximat elyone minut eand then remain
contin uouslyillumin ated. This sequence will
contin ueupon subseq uentvehicle star t-ups as
lon gas themalfunction exists. When
themalfunction indicatorisilluminat ed,
th esy stem mayno tbe able todetect or sign al
lo w tirepr essur eas intende d.TPMS malfu nc-
tion sma yoccur fora va riet yof reasons,
incl udin gth einst allation ofreplacement or
alt ernat etir es orwheels ontheve hicle that
pr eve nttheTPMS from function ingproper ly. The
system checks thetir epr essur eand thetir e
te mp eratur eof thetir es inst alled ontheve hicle by
means ofatir epr essur esensor .
The tirepr essur eand thetir ete mp eratur eappear
in theon-boar dcom puter(/ page297).
If th er eis asubst antial pressur eloss orifth etir e
te mp eratur eis excessiv e,youwill bewarned with
displa ymessag es(/ page379) orthe0077
wa rning lampin theinst rument cluster
(/ page399).
The tirepr essur emonit oring system isonl yan aid.
It is thedr iver's responsi bilityto setth etir epr es-
sur eto there commen dedcold tirepr essur esuit a-
ble forth eoper ating situation.
In most cases ,th etir epr essur emonit oring sys-
te m will automaticall yupdat eth ene wrefere nce va
lues aTer youha ve chang edthetir epr essur e.
Yo ucan, howev er,also updat eth ere fere nce val-
ues byrestar ting thetir epr essur emonit oring sys-
te m manuall y(/ page298).
Sy st Sy
stem limits em
limits
The system maybe impair edorma yno tfun ction
par ticular lyin thefo llo wing situations:
R Incor rect refere nce values weretaught in
R Sudden pressur eloss caused byafo re ign
object penetrating thetir e, forex am ple
R Ther eis amalf unct ioncaused byano ther
ra dio signal source
Chec Chec
kingt king
the tir he
tirepr e
pr essur essur
ewit e
wit ht h
the tir he
tirepr e
pr essur e essur
e
monit monit
or or
ing syst ing
system em
R R
eq equir uir
ements: ements:
R The vehicle isswitc hedon.
On- boar dcom puter:
4 Service5
Tires
One ofthefo llo wing displa ysappear s:
R Current tirepr ess ureand tirete mp eratur eof
th eindividual wheels: Wheels
andtires
297 297

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

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

VV
ehicle ehicle
identi/cation ident
i/cationplat plat
e,VIN and engine num- e,
VIN and engine num-
ber ov ber
over er
vie w vie
w
V V
ehicle ehicle
identi/cation ident
i/cationplat e plat
e Ve
hicle identi/cation plate(US Aonl y)
1 Maxim umpermissib legross vehicle weight
2 Maximum permissible front axle load
3 Maximum permissible rear axle load
4 Paint code
5 VIN (vehicle identi/cation number) Ve
hicle identi/cation plate(Canada only)
1 Maxim umpermissibl egr oss vehicle weight
2 Maximum permissible front axle load
3 Maximum permissible rear axle load
4 Paint code
5 VIN (vehicle identi/cation number)
The maximum permissible gross vehicle weight is
made upoftheve hicle weight, allvehicle occu-
pant s,thefuel and theload. Themaximum gross
axle weight rating isthemaximum weight that can
be car ried on one axle (front orrear axle). Te
ch nica ldat a
327 327