The TIN is
aunique identification number fort ires
and consists of thef ollowing components:
R DOT(Department of Transportation): tire
symbol 1indicates that thet irec omplies
wit hthe requ irements of theU .S. Depa rtment
of Transpor tation.
R Manufacturer identi fication code: manu‐
fa cturer identification code 2prov ides infor‐
matio nabout thet irem anufacturer .New tires
ha ve ac odew itht wo symbols. Retreaded
tires ha veac odew ithf our symbols.F or fur‐
th er information about retreade dtires, see
(/ page 238).
R Tire size: identifier 3describes thet ires ize.
R Tire type code: tiret ypec ode 4can be
used bythem anufacturer as acode to
describe specific characteristic softhe tire.
R Dat eofm anufactu re:date of manufacture
5 prov ides informatio nabout thea geof a
tire. The 1s tand 2nd number sindicat ethe
calendar week and the3 rdand 4t hnumbers
indicat ethe year of manufactur e(e.g. "3208"
re fers to the3 2ndw eek of they ear 2008). Information on maximum tir
eload %
The dat
ashown in thei llustration is sample
data.
Maximum tir eload 1isthem aximum permissi‐
ble weight forw hichthe tir eisa pprove d.
Do no toverload thet ires by ex ceeding them axi‐
mum permissible load. The maximum permissible
load can be found on thev ehicle's Tire and Load‐
ing In form atio nplacar dont he B-pillar on thed riv‐
er's side (/ page231). Information on maximum tir
epressure %
The dat
ashown in thei llustration is sample
data.
Maximum permitted tir epressure 1,whichis
permitted fort he tires mus tnotbe exceeded.
Exception: whe nusing the2 25/ 75R16C
12 1/120R (122L) tires as aspare wheel on the
re ar axle of Supe rSinglev ehicles wit hadista nce
limit of 62 mi (100 km) and speed limit of 34 mph
(55 km/h). Information on tir
echaracteristics %
The dat
ashown in thei llustration is sample
data.
This information describes thet ype of tir ecord
and then umber of la yers in side wall1 and
under tir etread 2. Ti
re size designation, load-bearing capacity,
speed ratin ga nd load index &
WARNING Risk of inju rythro ugh exceed‐
ing thes pecified tir eload rating or the
permissible speed rating
Exceeding thes pecified tir eload rating or the
permissible speed rating ma ylea dtot ire
dama geand tothet ires bur sting. #
Therefore, onl yuse tir etypes and sizes
appr ovedfor your vehicle model. Wheels and tires
235
Aspec
tratio: relationship between tir eheight
and tir ewidthinp ercent.
Ti re pressure: pressureinside thet irea pplying
an outwar dforce toeve rysquar einc hoft he
tire's sur face. The tir epressur eiss pecified in
pounds per squar einc h( psi), in kilopascal (kPa)
or in bar .The tir epressur eshoul donlybec orrec‐
te dw hen thet ires ar ecold.
Ti re pressur eoncoldt ires: thet ires ar ecold
when thev ehicle has been par kedw itht he tires
out of direct sunlight foratl east thre eh our sand
th ev ehicle has been driven less than 1m ile
(1.6 km).
Ti re contact sur face: thep artoft he tir ethat
comes int ocontact wi th theroad.
Ti re bead: thep urpose of thet ireb ead is to
ensur ethat thet ires its securel yonthe wheel
ri m. Ther eareseveralw irec ores in thet ireb ead
to preve ntthet iref romc hanging lengt honthe
whee lrim.
Sid ew all: thep artoft he tir ebetwe en thet read
and thet ireb ead.
Special equipment weight: thec ombined
we ight of those optional extras that we igh more
th an ther eplaced standar dparts and mor ethan
5l bs (2. 3kg). These optiona lextras ,suc has
high-pe rformance brakes, le velc ontrol sy stem, a
ro of luggag erackorah igh-perform anc ebatter y,
ar en otincluded in thec urb weight and the
we ight of thea ccessories.
TIN (Tir eIdentification Number): auniqu eiden‐
tification number whic hcan be used byatire
manufacturer toidentify tires, fore xamp lefora
product recall, and thus identif ythe pur chasers.
The TIN is made up of them anufacturer identifi‐
cation code, tir esize, tir etype code and them an‐
ufacturing date.
Load-bearing index: thel oad-bearing inde x(also
load index) is acode that con tains them aximum
load-bearing capacity of atire.
Tr action: traction is ther esult of friction between
th et ires and ther oad sur face.
We ar indicator: narrow bars(tread wear bars)
th at ar edistributed overthe tir etread. If thet ire
tread is le velw itht he bars, thew ear limit of
1/1 6in( 1.6m m) has been reached.
Distribution of vehicl eoccupants: distribution
of vehicle occupants over designated seat posi‐
tions in avehicle. Maximum permissible pa
yload weight: nomi‐
nal load and luggag eload plus 150lbs (68 kg)
multiplied bythen umber of seats in thev ehicle. Changing
awheel Note
sons electing, installing and replacing
tires Yo
uc an ask fori nformation rega rding permit ted
wheel/tir ecombinations at aqualified specialist
wo rkshop. &
WARNING Risk of accident du etoincor‐
re ct size sofwheels and tires
If wheels and tires of thew rong size ar eused,
th ew heel brakes or wheel suspension com‐
ponents ma ybedamaged. #
Alwaysr eplace wheels and tires with
ones that fulfill thes pecification softhe
original part.
Fo rw heels, pa yattention tothef ollowing:
R Designation
R Type
R Perm issible wheel load
R Wheel of fset
Fo rtires, pa yattention tothef ollowing:
R Designation
R Manufacturer
R Type
R Load-bearing index
R Speed rating &
WARNING Risk of inju rythro ugh exceed‐
ing thes pecified tir eload rating or the
permissible speed rating
Exceeding thes pecified tir eload rating or the
permissible speed rating ma ylea dtot ire
dama geand tothet 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. 238
Wheels and tires
Fo
rv ehicles wit htwin tires wit haGVW of
11 ,030 lbs or 12,125 lbs, onl yuse tires with
th ed imension LT215/85 R1 6which have
been appr ovedfor this vehicle bythem anu‐
fa cturer .Itisn otpermissibl etouse tires with
dif fere nt dimensions; doing so ma ylea dtoa
ge neral ope rating pe rmit being rende red
in va lid.
% Ve
hicles with single tires:
Fo rv ehicles wit hsingle tires wit haGVW less
th an or equal to9,480 lbs, onl yuse tires with
th ed imension LT245/7 5R16whi chhave
been appr ovedfor this vehicle bythem anu‐
fa cturer .Itisn otpermissibl etouse tires with
dif fere nt dimensions; doing so ma ylea dtoa
ge neral ope rating pe rmit being rende red
in va lid.
% Ve
hicles with Super Single tires:
Fo rv ehicles wit hsingle tires wit haGVW of
11 ,030 lbs, onl yuse tires wit hthe dimen‐
sions 225/7 5R16C( FA)and 285/65 R16C
(RA) whic hhaveb een appr ovedfor this vehi‐
cle bythem anufacturer .Itisnotpermissible
to use tires wit hdiffe re nt dimensions; doing
so ma ylea dtoa general ope rating pe rmit
being rende redi nva lid.
Be sur etoalso obse rvet he following fur ther rela‐
te ds ubjects:
R Notesont irep ressur e(/pag e224 )
R Tire and Loading In form atio nplacard
(/ page231 )
R Tire size designation, load-beari ng capacity,
speed rating and load ind ex (/pag e235)
R Tire pressur etable
R Notesont he emer gency spa rewheel
(/ page246) Note
sonc hanging wheels &
WARNING Risk of inju rythro ugh dif fer‐
ent whee lsizes
Inter changing thef ront and rear wheels if the
wheels or tires ha vediffere nt dimensions may
se verely impair thed riving characteristics.
The wheel brakes or wheel suspension com‐
ponent smayalso be damaged. #
Rotate front and rear wheels onl yifthe
wheels and tires ar eofthe same dimen‐
sions. On
vehicles that ha vethes ame size front and
re ar wheels ,rotatet he wheels according tothe
inter vals in thet irem anufacturer's warrant ybook
in your vehicle documents. If this is no tavailable,
ro tate thet ires every3,000 (5,000) to
6,000 mile s(10 ,000 km) ,depending on the
degree of wear.E nsuret hat thed irection of rota‐
tio nism aintained.
It is imperati vetoobser vethei nstruction sand
saf etyn otes on "Changing awheel" when doing
so. Wheel size categories of wheels
The de
term ined vehicle speed is displa yedint he
instrument clus tera nd is impor tant forc ontrol‐
ling thed riving saf etys ystems and driving sys‐
te ms. The displa yaccuracy of thes peedome ter
and theo dome terisl egally prescribed .Determin‐
ing thes peed is dependent on thet ires ize or the
ro lling circumferenc eofthe tires. The rimd iame‐
te risa lway ss pecified in inches.
Fo rthis reason ,the vehicle contro lunit sc an be
coded fort he following wheel size categories:
Wheel size categor y3
R 225/7 5R16CFA
R 285/65 R16C RA
R LT24 5/7 5R16
R LT21 5/85 R16
% Mercedes-Benz
recommends that yous tay
within awheel siz ecategor ywhen changing a
tire. In this wa y,yo ua void recoding thec on‐
trol units.
If yo uc hang ethe wheel size of your vehicle, for
ins tance when changing wheels forw inter opera‐
tion, checkt hat it is assigned tothec orrect
wheel size catego ry.Ift he wheel size category
ch anges, youm usth ave your vehicle's control
unit srecoded at aqualified specialis tworks hop.
Otherwise, thed ispla yaccuracy of thes peedom‐
et er and theo dome terw illbeo utsidethe legally
prescribed tolerance. It ma yalso be lo wer,i.e.
th ec urrent road speed is then higher than the
speed shown on thes peedome ter.If ad eviation
is outside ther ang eoft olerance, driving saf ety
sy stems and driving sy stems ma ybeoperation‐
ally impaired or ma ydetect amalfunction and
switc hthemselves off. 240
Wheels and tires
about one full turn. Do no
tunscr ewthew heel
nuts or bolts comple tely. #
Raise thev ehicle (/ page242). Ra
ising thev ehicle when changing awheel &
WARNING Risk of inju ryfrom jac ktip‐
ping
If yo up arkav ehicle wit hair suspension, the
air suspension ma yremain acti vatedf or up to
one hour ,evenw hen thei gnition is switched
off. If yout hen raise thev ehicle wit hthe jac k,
th ea ir suspension will attem pttoadjus tthe
ve hicle le vel.
The jac kmaytip. #
Press theS ervice button on thea ir sus‐
pension remo tecontrol befor eraising
th ev ehicle.
This pr events au tomatic readjustment
of thev ehicle le vela nd pr events it from
being raised or lo weredm anually. &
WARNING Risk of inju ryfrom incor rect
positioning of thej ack
If yo udon otpositio nthe jac kcorrectl yatt he
appropriat ejackin gpointoft hevehicle, the
jac kc ould tip wi th thevehicle raised. #
Onlyposition thej ackatt he appropriate
jacking point of thev ehicle. The base of
th ej ackm ustbep ositioned vertically
under thej acking point of thev ehicle. &
WARNING Risk of inju ryfrom vehicle tip‐
ping
On slopes, thej ackc ould tip wit hthe vehicle
ra ised. #
Neverc hang eaw heel on aslope. #
Consult aqualified specialis tworks hop. *
NO
TEVehicle damag efromt he jack If
yo udon otpositio nthe jac kcorrectl yatt he
appropriat ejacks uppor tpoin toft hevehicle,
th ej ackc ould tip overwitht he vehicle raised. #
The jac kisdesigned exclusively for
jacking up thev ehicle at thej acks up‐
por tpoints. Re
quirements: R
Ther eareno persons in thev ehicle.
R The vehicle is prepared forc hanging awheel
(/ page241).
Only position thej ackont he jac ksuppor tpoints
intended fort his purpose. Youc oul do therwise
damag ethe vehicle.
Impor tant no tesonu singthej ack:
R Onlyusethev ehicle-speci ficj ackt hat has
been tested and appr ovedbyM ercedes-Benz
to raise thev ehicle. If thej ackisu sed incor‐
re ctl y,it could tip overwhilet he vehicle is
ra ised.
R The jac kisdesigned onl ytoraisethev ehicle
fo ras horttime whil eawheelisb eing
ch anged and is no tsuitable forc arrying out
maintenance workunde rthe vehicle.
R Avoid changing awheel on uphill and downhill
slopes.
R The jac kmustbep lacedonaf irm,flat and
non-slip sur face. If necessar y,use alarge,
fl at, load bearing and non-slip unde rlay.
R The base of thej ackisp ositioned vertically
under thej acks uppor tpoint.
Saf etyi nstruction swhile thev ehicle is raised:
R Do no tputyour hands or feet unde rthe vehi‐
cle.
R Do no tlie underneat hthe vehicle.
R Do no tstart thev ehicle and do no trelease
th ep arking brake.
R Do no topen or close an ydoors.
Ve hicles with rear wheel drive Jack
suppor tpoints 242
Wheels and tires
Jac
ksuppor tpoint, rear axle (vehicles 5. 0t) #
Place thej ackb eneat hthe jac ksupport
point. #
Vehicles with all-wheel drive: turnjack
spindle 2counter-clockwise as farasitw ill
go. #
Raise thev ehicle until thet ireisr aised amax‐
imum of 1.2in(3c m) offthe ground. #
Loosen and remo vethew heel (/ page244). Re
moving awheel Re
quirements:
R The vehicle is raised (/ page242).
When changing awheel, avoid applying any
fo rc etot he brak ediscs since this could
impair thel eve lofc omfort when braking.
* NO
TEDama getothre adin gfromd irton
wheel bolts #
Do no tplace wheel bolt sinsandorona
dirty sur face. #
Unscr ewthew heel bolts or nuts wit hthe
whee lnut wrench. #
On front wheels wit hwheel nuts, remo vethe
wheel nut co ver. #
Remo vethew heel. Installing
anew wheel Re
quirements:
R The wheel is remo ved( /pag e244). &
WARNING Risk of accident from losing a
wheel
Oiled, greased or damaged wheel bolt/wheel
nut thre ads or wheel hub/wheel mounting
bolt thre ads can cause thew heel bolts/wheel
nuts tocome loose.
As aresult, youc oul dlose awheel while driv‐
ing. #
Nevero il or grease thet hreads. #
Inthee vent of damag etothethre ads,
con tact aq ualified specialis tworks hop
immediatel y. #
Have thed amaged wheel bolts or dam‐
aged hub thre ads replaced. #
Do no tcontinue driving. &
WARNING Risk of inju ryfrom tightening
whee lbolts and nuts
If yo ut ighten thew heel bolts or wheel nuts
when thev ehicle is raised, thej ackc ould tip. #
Onlytighten wheel bolts or wheel nuts
when thev ehicle is on theg round. #
Obser vethen otes on thec hoice of tires
(/ page238). #
Fors afet yr easons, onl yuse wheel bolt sor
wheel nut swhichh aveb een appr ovedby
Mercedes-Benza ndfort he wheel in question.
When youi nstallth es teel spar ewheel, it is
essential youu se shor twheel bolt sfor as teel
wheel. Using other wheel bolts when ins talling
th es teel spar ewheel ma ylead todamag etothe
brak esystem. 244
Wheels and tires
1
Wheel bolt fora lloy wheel
2 Wheel bolt fors teel wheel #
Clean thew heel and wheel hub contact sur fa‐
ces. #
Vehicles with Super Single tires: first
ins tallth ea dap terf or then arro ws parew heel
on thew heel hub. #
Slide thew heel whic histober e-installed
ont othe wheel hub or thea dap terf or the
spar ewheel and push it on.
Ve hicles with light allo ywheels #
Use thes uitable shor twheel bolts fort he
spar esteel wheel found in thev ehicle tool kit. #
Screw inthew heel bolts until they aref inger-
tight.
Wheels with wh eeln uts #
Front wheels wit hwheel nut co ver:press the
wheel nut co vero ntot he wheel nuts. #
Screw inthre ew heel nuts overthe fixing
discs of thew heel nut co ver. #
Turn thew heel so that thew heel bolts ar ein
th em iddle of theh oles. #
Screw inther emaining wheel nuts. #
Slightly tigh tena llth ew heel nuts. Lo
weri ngthev ehicle af teraw heelchange &
WARNING Risk of inju rythro ugh incor‐
re ct tigh tening torque
Th ew heel scould come loose if thew heel
bolts or wheel nuts ar enottightened tothe
prescribed tightening torque. #
Makesur ethe wheel bolts or wheel
nuts ar etightened tothep rescribed
tightening torque. #
Ifyo ua renots ure, do no tmovet he
ve hicle. Consult aqualified specialist
wo rkshop and ha vethet ightening tor‐
qu ec hec kedi mmediately. Re
quirements:
R The ne wwheel has been ins talled
(/ page244).
Obse rvet he no tesonr aising thev ehicle
(/ page242).
Ve hicles with rear wheel drive
Only use them iddle roda nd thep um pleve rrod
wit hthe larges tdiame terf or thej ackasa lug
wrenc hextension. Only inse rtthem iddle rodon
th el ug wrench, and alw aysasf ar as it will go.
Otherwise, ther ods could bend and defor mso
muc hthat they can no longer be use daspump
le ve rs fort he jac k.
Ve hicles with Super Single tires: ifyo um ount
th es par ew heel tother ear axle, do no texceed
th em aximum speed of 34 mph(55 km/h) and
th em aximum dis tance of 62 miles (100 km). Oth‐
erwise, thet ransmission could be damaged due
to thed iffe re nt rotational speed softhe wheels. #
Using thep um pleve r,slowly tur nthe drain
scr ew onthej acka ppr oximatel yone revo lu‐
tion and carefull ylow erthev ehicle. #
Place thej acktoo ne side. #
Pull ther od wit hthe smalles tdiame tero ffthe
pum pleve r.
The shor tened pu mpleve rs erve sasal ug
wrenc hextension. #
Startin gwitht he middle rod, slide thel ug
wrenc hextensio nasfar as it will go ont othe
lug wrench. Wheelsa
nd tires 245
#
Tighten thew heel bolts or nuts evenlyint he
sequence indicated (1 to6 ).
Specified tightenin gtorque:
R Steel wheel bolts: 177l b-f t(24 0N m)
R Whee lnuts: 133lb-f t(18 0N m)
R Alloywheel bolts: 133lb-f t(18 0N m) #
Push thep isto nont hehydraulic jac kinagain
and close thep ressur erelease scr ew. #
Vehicles with all-wheel drive: turnthe jack
spindle clockwise as farasitw illg o.
% Yo
uc an no winstallth eh ub caps on steel
wheels wit hwheel bolts. The ins tallation pro‐
cedur edepends on whe ther theh ub cap acts
as atrimt hat co vers thew hole wheel, or just
co vers thec enter. #
Wheel with hub cap: positiontheo pening
fo rt he tir evalveint he hub cap overthe tire
va lve. #
Push thee dgeoft he hub cap ont othe wheel
ri mw ithb othh ands until it engages into
place. Mak esuret he hub cap retaining
cat ches engag eonthesteel wheel. #
Wheel with central hub cap: positionthe
re tainin glugs of thec ent ralh ub cap overthe
whee lbolts. #
Hitthem iddle of theh ub cap toengag eiton
th ew heel. #
Secur ethe faulty wheel in thes par ew heel
brac ket. #
Vehicles with Super Single tires: transport
th ef aulty rear wheel on thel oad area. The
re ar wheel is tool arge fort he spar ewheel
brac ket. #
Chec kthe tir epressur eoft he newl yins talled
wheel and adjus titifnecessar y. #
Retighten thew heel bolts or wheel nuts tothe
specified tightening torque af tert he vehicle
has been driven 31miles (50 km). #
When using awhee lors parew hee lwitha
ne worn ewly painted whee lrim, ha vethe
wheel bolt sornutsr etightene dafter appr ox‐
ima tely 620 mile s(1,000 km) to3,10 0m iles
(5,000 km).
% Ve
hicles with thet irep ressur emonitor
sy stem: all ins talled wheels mus tbeequip‐
ped wit hfunctioning sensors.
Mak esuretoo bservethef ollowing fur ther rela‐
te ds ubject:
R Notesont irep ressur e(/pag e224 ) Spar
ewheel Note
sont he eme rgency spar ewheel and
spar ewheel Spar
ewheel: wheel and tir edimension saswell
as thet ype of tir ecorrespond totheo ther ins tal‐
led wheels.
Emer gency spar ewheel: wheel and/or tire
dimension saswell asthet ype of tir earediffer‐
ent from thew heel tobe replaced. Alabel wit ha
speed limit can be found on thee mer gency spa re
wheel.
An ins talled emer gency spa rewheel or spare
wheel changes thed riving characteristic sand
bear srisks. &
WARNING Risk of accident caused by
incor rect wheel and tir edimensions
Whe nthe emergency spar ewheel or the
spar ewheel is ins talled, driving characteris‐
tic sm aybe se verely affected.
The reis an inc reased risk of an accident.
To prev ent hazardous situations: #
Oncet he spar ewheel or thee mer gency
spa rewheel has been ins talled, check
th et irep ressur eand adjus tifneces‐
sar y. #
The emer gency spa rewheel ma yonly
be used temp oraril yand mus tbe
re placed wit hastandar dwheel as soon
as possible. #
Neverins tall mor ethan one emergency
spar ewheel. #
When operating your vehicle wit hthe
emergency spar ewheel ins talled, adapt 246
Wheels and tires
yo
ur drivin gstyle acco rdingly and drive
carefully. #
Do no tswitc hoffESP ®
. #
Sno wchains mus tnotbe ins talled on
th ee mer gency spa rewheel. #
Replace thee mer gency spa rewheel
af te ram aximu mofs ixyears, rega rd‐
less of wear. R
When usin ganemergency spa rewheel
(whic hisd iffe re nt from thew heel tobe
re placed) atop speed of 50 mph(80 km/h)
mus tnotbe exc eeded.
R The tir epressur eoft he emergency spare
whee lmustbec heckedb efor estartin gaj our‐
ne y(/pag e228).
R Have thee mer gency spa rewheel replaced by
aq ualified specialis tworks hop. &
WARNING Risk of accident from dam‐
aged spa rewheel wit hSuper Sin glet ires
Ve hicles with Super Single tires
The tir eofthe spar ewheel exposed toabo ve-
ave rage loads af terb eing ins talled on ther ear
axle. If youe xceed them aximum speed or the
maximu mdista nce, or ins tallth es par ew heel
again, thet ireoft he spar ewheel ma ybe
damaged. The tir edamag emaynotbev isible
and no tdetectable.
Ad amaged tir emaycause alossoft irep res‐
sure. Thi scould cause youtol ose control of
th ev ehicle. #
Onlyusethes par ew heel if it has not
ye tb eeni nstalled on ther ear axle with
th ec urrent tires. #
Ifth es par ew heel had been ins talled on
th er ear axle, ha vethet ireoft he spare
wheel replaced af terc hanging the
wheel again, ir respectiv eofthe dis‐
ta nce. #
Fors afet yr easons, when changing atire
ensur ethat only thet irev alvetype
appr ovedfor thet ires is used. *
NO
TEDama getothet ransmission Ve
hicles with Super Single tires: whenyou
ins tallth es par ew heel on ther ear axle, the
transmission ma ybedamaged bythed iffe r‐
ent rotational speed softhe wheels. #
When thes par ew heel is ins talled on
th er ear axle, obser vethem aximum
speed of 34 mph(55 km/h) and the
maximu mdriving dis tance of 62 miles
(100 km). %
It is possible
,without restrictions, touse the
spar ewheel only on thef ront axle of avehi‐
cle wit hSuper Single tires.
The following should be checkedr egular ly,p artic‐
ularly prior tolong journe ys:
R The secur epositioning of thes par ew heel
R The tir epressur eoft he spar ewheel (adjust
th et irep ressur eifn ecessary) (/ page225)
R The fastenings of thes par ew heel brac ket
Re place thet ires af ters ixyearsatt he latest,
re ga rdless of wear.T his also applies tothes pare
wheel.
% If
yo uh ave installed an emer gency spa re
wheel or spar ewheel, thet irep ressur emoni‐
to rw illn ot function fort his wheel.T he emer‐
ge ncy spa rewheel or spar ewheel is not
equipped wit hasensor form onitoring tire
pressu re. Installing/removing
thes pare wheel Ve
hicles with rear wheel drive: removing the
spar ewheel (Cargo Van/Passenger Van) Bolt co
vers fort he saf etyh ooks (exa mp le: Cargo
Va n) Wheel
sand tires 247