
&WARNING Risk of accident caused by
re peated drop in tir epressure
If th et irep ressur edrops repeatedl y,the
wheel, valveort irem aybe damaged.
Insuf ficient tir epressur ecan cause thet ires
to bur st.
#Inspect thet iref or signs of fore ign
objects.
#Chec kwhether thew heel or valveh as a
leak.
#If yo ua reunab leto rectify thed amage,
conta ctaq ualified specialis tworks hop.
Yo uc an find informatio nontirep ressur efor the
ve hicle's factor y-ins talled tires on thef ollowing
labels:
RTi re and Loading Info rmatio nplacar dont he
B‑pi llarofyour vehicle (→pag e319).
RTire pressur etable on thei nside of thef uel
fi ller flap (→pag e314).
Obse rvet he maximum tir epressure
(
→pag e325). Use
asuitable pressur egaug etoc heckthe tire
pressure. The outer appearance of atired oes
no tp ermit an yreliable conclusion about thet ire
pressure.
Ve hicles with atirep ressur emonitoring sys‐
te m: Youc an also checkt he tir epressur eusing
th eo n-boar dcomputer.
Onl ycorrect tir epressur ewhent he tires are
cold. Conditions forc old tires:
RThe vehicle has been par kedw itht he tires
out of direct sunlight foratl east thre eh ours.
RThe vehicle has tr aveled less than 1m ile
(1.6 km).
Ar ise in thet iret emperatur eof18°F( 10°C)
increases thet irep ressur ebya pprox.10k Pa
(0. 1b ar/1.5 psi). Take this int oaccount when
ch ecking thet irep ressur eofw armt ires.
The tire pressure re commendedfori ncreased
load/speedint he tirepressur etable can af fect
th er ide comfort.
&
WARNING Risk of accident from unsuita‐
blea ccessori es onthet irev alves
If yo um ountunsuitable accessories onto tire
va lves, thet irev alves ma ybeoverloaded and
malfunction, whic hcan cause tir epressure
loss. Tire pressur emonitoring sy stems for
re trofitting will cause thet irev alvetor emain
open .This can als oresult in tir epressure
loss.
#Onl yscrew standar dvalvec aps or valve
cap sspecifically appr ovedby
Mercedes-Benzf oryour vehicle onto
th et irev alve.
Tire pressur etable
The tir epressur etable is on thei nside of the
fuel filler flap.
% The dat ashown in thei mages is example
data.
31 4
Wheels and tires

RMaximum tirepressur e(→page325)
Checking thet irep ressur emanually
#Read thet irep ressur efor thec urrent operat‐
ing conditions from thet irea nd loading infor‐
mation table or thet irep ressur etable.
Obser vethen otes on tir epressure.
#Re mo vethev alvec ap of thet iretob e
ch ecked.
#Press thet irep ressur egaug esecurel yonto
th ev alve.
#Read thet irep ressure.
#Ifth et irep ressur eisl owerthan ther ecom‐
mended value, inc rease thet irep ressur eto
th er ecommende dvalue.
#Ifth et irep ressur eish igher than ther ecom‐
mended value, release air .Todos o, press
down them etal pin in thev alve, e.g. using
th et ip of apen fore xamp le. Then checkt he
tir ep ressur eagain usingt he tirepressure
ga uge.
#Sc rewt he valvec ap ont othe valve. Fu
rther related subjects:
RNo tesont irep ressur e(→page312)
RTire pressur etable (→pag e314)
RTire and Loading Info rmatio nplacard
(→pag e319)
Tire pressur emonitoring sy stem
Fu nction of thet irep ressur emonitoring sys‐
te m
&
DANG ER Risk of accidentd uetoincor‐
re ct tir epressure
Ever ytire, including thes par e(if pr ovided),
should be checkedw hen cold at leas toncea
mont hand inflated tothep ressur erecom‐
mended bythev ehicle manufacturer (see
Ti re and Loading Info rmatio nplacar dont he
B-pi llaronthed rive r’ss ide or thet irep res‐
sur elabel on thei nside of thef uel filler flap
of your vehicle). If your vehicle has tires of a
dif fere nt size than thes ize indicated on the
Ti re and Loading Info rmatio nplacar dort he
tirep ressur etable, youn eedtod etermine
th ep roper tir epressur efor those tires.
As an added saf etyf eature, your vehicle has
been equipped wit hatirep ressur emonitor‐
ing sy stem (TPMS) that illuminates alow tire
pressur eindicator lam pwhen oneorm oreo f
yo ur tires ar esignif icantl yunderinflated.
Ac cordingly ,ifthe lo wtirep ressur eindicator
lam plights up, yous hould stop and check
yo ur tires as soonasp ossible, and inflate
th em tothep roper pressure. Driving on a
significantly underinflated tir ecauses thet ire
to ove rheat and can lead totiref ailure.
Und erinflation also increases fuel consump‐
tion and reduces tir etread life, and may
af fect thev ehicle's handling and braking abil‐
ity .P lease no tethat theT PMS is no tasubsti‐
tut efor proper tir emaintenance, and it is the
driver's responsibility tomaintain cor rect tire
pressure, evenifu nderinflatio nhasnot
re ached thel evel to trig gerillumination of
th eT PMS lo wtirep ressur eindicator lamp.
Yo ur vehicle has also been equipped wit ha
TPMS malfunction indicator toindicat ewhen
316
Wheels and tires

Unifor mT ireQ uality Grading Standards: a
unifor mstandar dtog rade theq ualityoft ires
wit hregar dtot read quality, tiret raction and
te mp eratur echaracteristics. The qualityg rading
assessment is made bythem anufacturer follow‐
ing specifications from theU .S. go vernment. The
qu alityg rade of atireisi mprinted on thes ide
wa ll of thet ire.
Re commende dtirep ressure :th er ecommen‐
ded tir epressur eist he tir epressur especified
fo rt he tires mounted tothev ehicle at thef ac‐
to ry.
The tir eand information table conta insther ec‐
ommended tir epressur efor cold tires, them axi‐
mum permissible load and them aximum permis‐
sible vehicle speed.
The tir epressur etable con tains ther ecommen‐
ded tir epressur efor cold tires under various
operating conditions, i.e. loading and/or speed
of thev ehicle.
Increased vehicl eweight due tooptional
equipment: thec ombined weight of all standard
and optional equipment available fort he vehicle, re
ga rdless of whe ther it is actually ins talled on
th ev ehicle or not.
Rim: thep artoft he wheel on whic hthe tir eis
mounted.
GA WR (Gross Axl eWeight Rating): theG AWR
is them aximum gross axle load. The actual load
on an axle mus tnever exc eed theg ross axle
we ight rating .The gross axl eweight rating can
be found on thev ehicle identification plat eon
th eB ‑pillar on thed ri
ve r's side.
Speed rati
ng: thes peed rating is pa rtof thet ire
identification .Itspecifies thes peed rang ef or
whic hatireisa pprove d.
GV W( Gross Vehicl eW eight): theg ross vehicle
we ight comprises thew eight of thev ehicle
including fuel, tools, thes par ew heel, accesso‐
ri es ins talled, occupants, luggag eand thet railer
dr aw bar nose weight,ifa pplicable. The gross
ve hicle weight mus tnotexc eed theg ross vehicle
we ight rating GVWR as specified on thev ehicle
identification plat eonthe B‑pillar on thed rive r's
side.
GV WR (Gross Vehicl eW eight Rating): the
GV WR is them aximum permitted gross weight of
thef ully laden vehicle (weight of thev ehicle
including all accessories, occupants, fuel, lug‐
ga ge and thet railer dr awbar nose weight if appli‐
cable). The gross vehicle weight rating is speci‐
fi ed on thev ehicle identification plat eonthe
B‑pi llaronthed rive r's side.
Maximum weight of thel aden vehicle: the
maximu mweight is thes um of theu nladen
we ight of thev ehicle, thew eight of thea ccesso‐
ri es, them aximum load and thew eight of
optional equipment ins talled at thef actor y.
Kilopasca l(kP a): metric unit fort irep ressure .
6.9 kP acorresponds to1p si.A nother unit for
tir ep ressur eisb ar.1 00 kilopasca l(kPa) equals
1b ar.
Load index: in additiontothel oad-bearing
index, thel oad inde xmayalso be imprinted on
th es ide wall of thet ire. This specifies
thel oad-
bearing capacit
y of thet irem orep recisel y.
Cur bw eight: thew eight of avehicle wit hstand‐
ar de quipment includingt he maximum capacity
of fuel, oil and coolant. It also includes thea ir
conditionin gsystema nd optional equipment if
Wheels and tires 329

Changingawheel
Note sons electing, mounting and replacing
tires
Yo uc an ask fori nformation rega rding permitte d
wheel-tir ecombinations at an authorized
Mercedes-Ben zcenter.
&
WARNING Risk of accident duetoi ncor‐
re ct dimensions of wheelsa nd tires
If wheelsa nd tires of thew rong size are
ins talled, thew heel brakes or wheel suspen‐
sion components ma ybedamaged.
#Alwaysr eplace wheels and tires with
th ose that fulfill thes pecification sof
th eo riginal part.
When replacing wheels, mak esuretof itth e
cor rect:
RDesignation
RModel
Whe nreplacing tires, mak esuretoi nstallth e
cor rect:
RDesignation
RManufactu rer
RModel
&
WARNING Risk of accident duet o
exc eeding thes tatedt irel oad rating or
th ea ppr ove dspeed rating
Exceeding thes pecified tir eload rating or
th ep ermissible speed rating ma ylea dtot ire
damage andtothet ires bur sting.
#Therefore, onl yuse tir etypes and sizes
appr ovedfor your vehicle model.
#Obser vethet irel oad rating and speed
ra ting requ ired fory our vehicle.
* NO
TEDama getovehicle and tires due to
non-app rove dt iret ypes and sizes
Fors afet yr easons, onl yuse wheels, tires
and accessories whic hhave been appr oved
fo ry our vehicle byMercedes-Benz.
These tires ha vebeen speciall yadap tedf or
use wit hthe control sy stems, e.g. ABS or
ESP
®,a nd ar emarke dasf ollows:
RMO = Mercedes-BenzO riginal
RMOE = Mercedes-BenzO riginal Extended
(run-flat tires onl yfor cer tain wheels)
RMO1 = Mercedes-Benz Original (onl ycer‐
ta in AMG tires)
Cer tain characteristics, e.g .handling, vehicle
noise emissions or fuel consum ption, may
ot herwise be adversely af fected. In addition,
whe ndriving wi thaload, tir edimension var‐
iations could caus ethe tires tocome into
contact wi th thebody and axle components.
This could result in damag etothe tires or the
ve hicle.
Wheels and tires 331

Notesons toring wheels
RAf terr emoving wheels, stor et hem in acool,
dr ya nd preferably dar kplace.
RProtect thet ires from conta ct withoil, grease
or fuel.
Preparing thev ehicle foraw heelchange
Prerequisi tesRThe requ ired tire-chang etool kit is available.
If yo ur vehicle is no tequipped wit hthe tire-
ch ang etool kit, consult aqualified specialis t
wo rkshop tofind outa boutsuitable tools.
RThe vehicle is no tonaslope.
RThevehicle is on solid, non-slipper yand le vel
ground .
#Applythee lectric parking brak emanually.
#Movethef ront wheels tothes traight-ahead
position.
#Ve hicles with automatic transmission:
shif tint op osition j.
#Vehicles with AI RBODYC ONT ROL:setthe
normal vehicle le vel(→pag e171).
#Switc hoffthee ngine.
#Mak esuret hat thee ngine cannot bestar ted.
#Place choc ks orother suitable items under
th ef ront and rear of thew heel that is diago‐
nall yopposit ethe wheel youw ish tochange.
#Re mo vetheh ub caps if necessary
(→pag e334).
#Raise thev ehicle (→pag e335).
Removing and mounting hub caps
Requirements
#The vehicle is prepared foraw heelc hange
(→pag e334).
Plast ic hub cap
#Toremo ve:tur nthe center co veroft he hub
cap counter-clockwise and remo vetheh ub
cap.
#To mount: makesurethat thec enter co ver
of theh ub cap is turned counter-clockwise.
#Position theh ub cap and tur nthe center
co verc lockwise until theh ub cap engages
ph ysicall yand audibly.
Aluminum hub cap
#To remo ve:positio nsocket2 on hubc ap
1.
% The soc ketc an be found in thev ehicle tool
kit.
#Po sition wheel wrench 3on soc ket2.
#Using whee lwrench 3,t urnh ub cap 1
counter-clo ckwise and remo veit.
334
Wheels and tires

Operatingfluids
Note sono perating fluids
&
WARNING Risk of injury from operating
fl uids harmful to your health
Operatin gfluids ma ybepoisonous and harm‐
ful to yo ur health.
#Obser vethet extont he original con‐
ta iner swhen using, storing or disposing
of operating fluids.
#Alw ayss tore operating fluids sealedi n
th eir original conta iners.
#Alwaysk eep children away from operat‐
ing fluids.
* ENV
IRONMEN TALN OTEEnvironmental
pollution caused byenvironmen tally ir re‐
sponsible disposal
#Dispose of operating fluids in an envi‐
ro nmentally responsible manner.
Operating fluids include thef ollowing:
RFuels
RLubricants
RCoolant
RBrak efluid
RWindshield washer fluid
RClimat econtrol sy stem refrigerant
Only use products recommended byMercedes-
Benz.D amagecaused byusingv ehicle products
whic hhave notb eenr ecommende disnotcov‐
ered bytheM ercedes-Benz guarantee, warranty
or goodwill gestures.
Yo uc an identif yoperatin gfluids appr ovedby
Mercedes-Benzbyt hefollowing insc ript ion on
th ec onta iners:
RMB-Freigabe (e.g. MB-Fr eigabe 229.51)
RMB-Approval (e. g. MB-App rova l2 29.51) Fu
rther information on appr ovedoperating flu‐
ids:
RIn theM ercedes-Benz Specification sfor
Operating Fluids at http://be vo.mercedes-
benz.co m(byentering thed esignation)
RAtaq ualified specialis tworks hop
&
WARNING Risk offire and explosion
caused byfuel
Fu els ar ehighly inflammable.
#Youm usta void fire ,o pen flames,c reat‐
ing spar ksand smoking.
#Befor erefueling, switc hoffthee ngine
and, if ins talled in your vehicle, thes ta‐
tionar yheater.
&
WARNING Risk of injury from fuel
Fu els ar epoisonous and harmful to your
health
#Do no tswa llowf uel or le titcomeinto
contact withs kin, eyes or clo thing.
#Do no tinhale fuel vapors.
34 4
Tech nica ldata

#Keep children away from fuel.
If yo uoro ther people come int ocontact with
fuel, obser vethef ollowing:
#Immediatel yrins efueloffyo ur skin wit h
soap and water.
#If fuel comes int ocontact wit hyour
ey es, immediatel yrins ethem thor‐
oughl ywithc lean water.Seek medical
attentio nimmediately.
#Ifyo us wallowf uel, seek medical atten‐
tio nimmediatel y.Do no tinduce vomit‐
ing.
#Chang eimmediately out of clo thing that
has com eintoc ontact wi thfuel.
Fuel
Information on fuel grades forv ehicles with
ag asoline engine
Observ ethe no tesono perating fluids
(
→pag e344). *
NO
TEDama gecaused bythew rong fuel
Even small amounts of thew rong fuel could
re sult in damag etothe fuel sy stem, the
engine and thee mission control sy stem.
#Onl yrefuel wit hlow -sulfur premium
grade fuel.
Thi sfuel ma ycontain up to10 %e thanol.
Yo ur vehicle is suitable foru se wit hE10 fuel.
Do no trefuel using:
RDiesel
RE15, E85, E100
RGasoline containing me thano l(M15, M30,
M85 ,M100)
RGasolinew itha dditives con tainin gm etal
If yo ua ccidenta llyrefuel wit hthe wrong fuel:
#Do no tswitc hthe ignition on.
#Consult aqualified specialis tworks hop.
Ifth ea vailable fuel is no tsufficiently lo winsul‐
fur ,this can produce unpleasant odors. Onl
yrefuel wit hfuel ,that has at leas tthe octane
number specified in thei nformation table in the
fuel filler flap (
→pag e138). This ma yreduce
engine output and increase fuel consum ption.
If yo uw ant maxi mume ngine output: only
re fuel wit hunleade dpremiu mg rade gasoline
wit hano ctane number of at leas t95RON.
Ne verrefuel using gasoline wit halowerRON.
* NO
TEPrematur ewear caused byunlea‐
ded regular gasoline
Unleadedr egulargasoline can cause the
engine towe ar mor equickl yand impair lon‐
ge vity and per form ance.
If unleaded premium grade gasoline is
una vailable and youh ave torefuel using
unleade dregular gasoline:
#Onl yfillthef uel tank tohalf full with
unleaded regular gasoline and refill as
soon as possible wit hunleaded pre‐
mium grade gasoline.
#Do no tdrive atthem aximum speed.
Tech nica ldata 34
5

#Avoid sudden acceleration and engine
speeds over3,000 rpm.
Fu rther information on fuel can be found:
RAt ag asstation
RAt aq ualified specialis tworks hop
RUS Ao nly: At http://www.mbusa.com
Information on additives in gasoline
Obser vethen otes on operating fluids
(
→pag e344).
* NO
TEDama gecaused bynon-app rove d
additives
Even small amounts of thew rong additive
ma ylead tomalfunctions occur ring.
#Only ad dcleaning additives recommen‐
ded byMercedes-Benztot he fuel.
Mercedes-Benzrecommends that youu se fuel
br and sthat ha veadditives.
The fuel grade available in somec ountries may
no tbes ufficient. Residue could buildupint he
fuel injection sy stem as aresult. In suc hcases, and in consultation wit
hanauthorized
Mercedes-Benz Center ,the fuel ma ybemixed
wit hthe cleaning additiv erecommende dby
Mercedes-Benz. Alw ayso bser vethen otes and
mixing ratio ss pecified on thec onta iner.
Note sonf uel consum ption
* ENVIRONMENTAL
NOTEIncreased CO
2emissions caused byinc reased fuel con‐
sum ption
The CO2emissions of your vehicle depend
directl yonthe fuel consum ption.
#Yo uc an minimizeC O2emissionsby
driving carefully and having your vehicle
serviced regular ly.
Ta nk capacitya ndreser vefuel le vel
Model Total capacity
Al lm odels 17.4 US gal(66.0l )
Model Of whichreser ve
All model s1 .8 USgal(7.0l )
Note sone ngine oil
Observethen otes on operating fluids
(→pag e344).
* NO
TEEngine damage causedbyan
incor rect oil filter ,incor rect oil or addi‐
tives
#Do no tuse engine oil soroilfilter sother
th an those whic hmeetthe specifica‐
tions necessar yfor thep rescribed
service inter vals.
34 6
Tech nica ldata