Uniform
TireQualit yGra ding Standar ds
A unifor mstan dard tograde thequality oftires
with regards totread quality, tiretraction and
tempe rature charac teristics.The quality grad-
ing assessmen tis made bythe manufac turer
following specificationsfrom theU.S.govern -
ment .The ratin gsare molded intothe sidewall of
the tire.
Recomm endedtirepr essures
The recom mended tirepressure appliestothe
tires mount edatthe factory.
The Tire andLoading Informat ionplacard con-
tains therecom mended tirepressures forcold
tires onafully loaded vehicle andforthe maxi-
mum permissible vehiclespeed.
The tirepressure tablecontains therecom men-
ded pressures forcold tires forvarious operat-
ing con dition s,i.e. differin gload andspeed con-
dition s.
Increased vehicleweightduetooptiona l
equip ment
The combin edweight ofall stan dard and
option alequipment availableforthe vehicle,
regardless ofwhether itis actually installed on
the vehicle ornot .
Rim
This isthe part ofthe wheel onwhich thetire is
mount ed.
GAWR (Gross AxleWeight Rating)
The GAWR isthe maximum grossaxleweight
ratin g.The actual loadonanaxle must never
exc eed thegross axleweight rating.The gross
axle weight ratingcan befound onthe vehicle
ident ificationplate onthe B-pillar onthe driver' s
side.
Speed rating
The speed ratingis part ofthe tire ident ification.
It specifies thespeed rangeforwhich thetire is
approved.
GVW (Gross Vehicle Weight)
The gross vehicle weightincludes theweight of
the vehicle includin gfuel, tools, thespare wheel,
access oriesinstalled, occupants, luggage and
the drawbar noseweight ,if applicable. Thegross
vehicle weightmustnotexceed thegross vehi-
cle weight ratingGVWR asspecified onthe vehi-
cle ident ificationplate onthe B-pillar onthe
driver' sside. GVW
R(Gross Vehicle WeightRating)
The GVWR isthe maximum permissible gross
weight ofafully loaded vehicle (theweight ofthe
vehicle includin gall acces sories, occupants,
fuel, luggage andthedrawbar noseweight ,if
applicable). Thegross vehicle weightratingis
specified onthe vehicle identificationplate on
the B-pillar onthe driver' sside.
Maxim umloaded vehicle weight
The maximum weightisthe sum of:
R the curb weight ofthe vehicle
R the weight ofthe acces sories
R the load limit
R the weight ofthe factoryinstalled option al
equipment
Kilopascal (kPa)
Metr icunit fortire pressure. 6.9kPa corre-
sponds to1psi. Another unitfortire pressure is
bar. 100 kilopasc als(kPa) arethe equivalent of
1 bar.
Load index
In addition tothe load-bearin gindex ,the load
index mayalsobeimprin tedonthe sidewall of
the tire. This specifies theload-bearin gcapacit y
more precise ly.
Curb weight
The weight ofavehicle withstandard equipment
includin gthe maximum capacityof fuel, oiland
coolant .It also includes theair-c ondit ioningsys-
tem andoption alequipment ifthese areinstal-
led inthe vehicle, butdoes notinclude passen-
gers orluggage.
Maxim umload rating
The maximum tireload isthe maximum permis-
sible weight inkilogram sor lbs forwhich atire is
approved.
Maxim umperm issible tirepr essure
Maximum permissible tirepressure forone tire.
Maxim umload onone tire
Maximum loadonone tire. This iscalculated by
dividing themaximum axleload ofone axle by
two. All
about wheels andtires
309Wheels andtires Z
When
handling washerfluid,observe theimpor-
tant safety noteson service products
(Y page 319).
At temper aturesabovefreezing:
X Fill the washer fluidreservoir withamixt ureof
water andwindshield washerfluid,e.g.MB
SummerF it.
Add 1part MBSummerF itto 100 parts water.
At temper aturesbelowfreezing:
X Fill the washer fluidreservoir withamixt ureof
water andwasher fluid,e.g.MBWinter Fit.
For thecorr ectmixing ratiorefer tothe infor-
mation onthe antifr eezereservoir .
i Add
windshield washerfluid,e.g.MBSum-
merFit orMB Winter Fit,tothe washer fluidall
year round. Climate
controlsystem refrigerant
Impor tantsafety notes The
climate controlsystem ofyour vehicle isfil-
led with refrigeran tR‑ 134a.
The instruction labelregarding therefrigeran t
type used canbefound onthe left, onthe under-
side ofthe hood.
! Only
therefrigeran tR‑134a andthePAG oil
approved byMercedes- Benzmaybeused.
The approved PAGoilmay notbemixed with
any other PAGoilthat isnot approved for
R-134 arefrigeran t.Other wise, theclimate
cont rolsystem maybedamaged.
Servic ework, suchasrefilling withrefrigeran tor
replacing componentparts, mayonlybecarried
out byaqualified specialist workshop. Allappli-
cable regulations, aswell asSAE standard J639,
must beadhered to.
Always havework onthe climate controlsystem
carried outataqualified specialist workshop. Refr
igerant instructionlabel Exam
ple:refrigeran tinst ruction label
0043 Symbol
0044 Refrigerant fillingcapacity
0087 Applicable standards
0085 PAG oilpart number
0083 Type ofrefrigeran t
Symbols 0043advise youabout:
R Possible dangers
R Having service workcarried outataqualified
specialist workshop
Filling capacit ies Model Refr
igerant Mercedes
‑AMG
vehicles 23.
6±0.4 oz
(670 ±10 g) All
other models 22.
9±0.4 oz
(650 ±10 g) Model PAG
oil All
models 4.2
oz
(120 g) 324
Service
products andfilling capacit iesTechnical data
