tire size AUDI TT 2012 Owners Manual

Downloaded from www.Manualslib.com manuals search engine ·-----DefectInvestigationsandRe­
calls,maytelephonethetoll
freehotline:
Tel.:
1-800-333-0371or
Tel.:1-613-998-8616if youare
intheOttawaarea
TTYforhearingimpaired:
1-888-675-6863
emailcomments/questionsto:
[email protected]
orcontactTransportCanada by
mail
at:
RoadsafetyandMotor Vehicle
Regulation Directorate
TransportCanada
Tower
C,PlacedeVille,
330sparksStreet
Ottawa,OntarioK1AONS
Foradditionalroadsafetyinfor­
mation,pleasevisittheRoad
safetywebsiteat:
http://www.tc.gc.ca/roadsaf­
ety/index.htm
5afetybelts
Generalnotes
AlwaySwearsafetybelts!
Wearingsafetybelts correctly soveslives!
Thischapterexplains whysafetybeltsarenec­
essary, how
theyworkandhowtoadjustand
wear
themcorrectly.
~Readalltheinformationthatfollows and
heed all
oftheinstructionsandWARNINGS.
AWARNING
Notwearingsafetybeltsorwearingthem
improperLy increasestheriskofserious
personal
injury anddeath.
_Safetybeltsarethesinglemosteffective
means available
toreducetheriskofse­
rious
injuryanddeathinautomobileacci­
dents. Foryour
protectionandthatof
yourpassengers,always correctlywear
safetybeltswhenthevehicleismoving.
-
Pregnantwomen,injured,orphysically
impaired
personsmustalso usesafety
belts.Likeallvehicleoccupants,theyare
more likely
tobeseriously injuredifthey
donotwearsafetybelts.Thebestwayto
protectafetusistoprotectthemother­
throughouttheentirepregnancy.
Numberofseats
YourAudiTTCoupe hastwoseatingpositions
inthefrontandtwoheight-limitedseating
Positions intherear.Eachseatingposition has
a safety belt.Therear
seatareainyourAudi
TTCoupedoesnothaveenoughroom forpas­
sengers
ofall sizes. Forreasonsofsafety, no
person
tallerthan4'11"(1.5meters)should
ever ride
intherearseatarea.
AWARNING
Notwearingsafetybeltsorwearingthem
improperly increasestheriskofserious
personal
injuryanddeath.
-Neverstrapmorethanone person, in­
cluding
smallchildren, intoanybelt.Itis
especiallydangeroustoplace asafety
beltoverachildsittingon your lap.
-Neverletmorepeoplerideinthevehicle
thantherearesafetybeltsavailable.
-
Besureeveryone ridinginthevehicleis
properly
restrainedwith aseparatesafe­
tybeltorchildrestraint.
-Personstallerthan4'11"(1.5m)aswell
aschildreninboosterseatswhoaretoo
closetotherearwindowandroof can
suffer severe
headandneckinjuries
. when
therear lidisclosedorinacrash.
-Theminimumclearancebetweenthe
passenger'sheadsandtherear window
mustnever-underanycircumstances­
'be less
that1inch (2.5cm.) whenthe
passengerssitfully upright.
-Always makesurethatrearseatpassen­
gerscannotbestruckwhentherearlidis
closed.
4Safetybeltwarninglight
Your vehicle hasawarningsystemforthe
driverandfrontseatpossengertoremind you
abouttheimportanceofbuckling-up.
Fig.102Safety beltwarning lightintheinstrumentcluster-enlarged
Beforedrivingoff,always:
~Fasten yoursafetybeltandmakesureyou
wearitproperly.
~Makesurethatyourpassengersalso buckle
up and properLy
weartheirsafetybelts.
~Protectchildren withachildrestraintsys-
temappropriateforthesize andage.~

Downloaded from www.Manualslib.com manuals search engine 154IntelligenttechnologyIntelligenttechnology15!
Switchingon
Pressthe[!Jbuttonagain.ThemessageStabi­
Lisationprogramonappearsbrieflyinthedis­
play.
switchingESPoff(sportmode)
Incertainsituations,itmightmakesenseto
alLowsomeslip. Forexample:
_Rockingthevehicletofreeitwhenitisstuck
_Drivingindeepsnoworonlooseground
_Drivingwithsnowchains
Press
the[!Jbutton.TheESPindicatorlightfi
turnsonandStabilisationprogramoffap­
pearsinthedispLay.A5Rdeactivatescom­
pletely
andthestabilizationeffectsfromthe
ESPsystemarelimited.
SwitchingESPoff
Pressandholdthe[!Jbuttonforthreesec­
onds.TheESPindicatorlightmturnsonand
Stabi,Lisationprogramoffappearsinthedis­
play.
ASRisalsoswitchedoffwhenESPis
switchedoff.
.&.WARNING
YoushouldonlyswitchtheESPoffifyour
driving abilityandthetrafficsituationaL­
Low.ThiscouLdincreasetheriskofslip­
ping.
- The
stabilizingfunctionis limitedinESP
sportmode.The drivingwheelscould
spinandthevehiclecouLdswerve,espe­
cially onslickorslipperyroadsurfaces.
-Thereisno vehiclestabilizationwhen
ESPisswitchedoff.
Switchingon
Pressthe[!Jbuttonagain.ThemessageStabi­
Lisationprogramonappearsbrieflyinthedis­
play.
ESPsportmode
Incertainsituations,itmightmakesenseto
allowsomeslip. Forexample:
-Rockingthevehicletofreeitwhenitisstuck
- Drivingindeepsnoworonlooseground
-Drivingwithsnowchains
Pressthe[!JbuttonbriefLyqfig.134.TheIl
indicatorlightturnsonandSportcontroL
Warning!RestrictedstabiLityappearsinthe
driverinformationsystemdisplay. Drivingsta­
bilityislimitedinsportmode.
I~Tips
IfthereisamalfunctionintheretractabLe
rearspoiler*ortheAudimagneticride',it
maynotbepossibletoactivateESPsport
modeornormalmodemayactivateagain
automatically.
J
Fig.134Centerconsole:ESPOFFbutton
TTRS:Switchingon/off
iTips
Iftherearefaultsintherearspoilersys­
temorinAudimagneticride,itmaynotbe
possibLetoactivateESPsportmodeor
normaLmodemayactivateagainautomat­
ically.
AWARNING
OnlyswitchESPsportmodeonwhenyour
drivingabilitiesandthetrafficsituation
permit.Pleasenotethatthedriving
wheelscanspinandthevehicle canbreak
awayinESPsportmode,especiallywhen
theroadisslippery.
ESPturnsonoutomotically whenyoustort
theengine.
Appliestavehicles:TIR5Coupe
totakerisks. Doing50willincreasethe
riskofalossofvehiclecontrol,collision
andseriouspersonalinjuries.
-
ALwaysadaptyourspeedtoroad, traffic
andweatherconditions.TheriskofLos­
ingcontrolofthevehicleincreaseswhen
drivingtoofast,especiallythrough
curvesandonslipperyorwetroads,and
whendrivingtooclosetavehiclesup
ahead.ESP,ABS,thebrakeassistsystem,
EDLandASRcannatpreventcollisions.
- Always
acceleratewithspecialcare on
even,smoothsurfacessuchasthosethat
arewetorcoveredwithiceandsnow.
The drive
wheelscanspineven with
theseassistancesystemsthatcannotal­
ways
helptareducetheriskoflossofve­
hicle
control.
tWJTips
-ABSandASRonly work correctLywhen
allfourwheelsareequippedwithidenti­
cal
tires.Different tiresizescanLeadtoa
reductioninenginepower.
-
Youmayhearnoiseswhenthesystems
describedareworking.
-
IftheindicatorlightJjJor~(USA
modeLs);t§l(Canadamodels)appears,
theremaybeamalfunctionqpagelB,
qpoge17.
Fig.133Center console:ESPOFFbutton
TT/TTS:Switchingon/off•
ESPturnsonautomotically whenyoustart
theengine.
Appliestovehicles:TICoupe andTIS Coupe
Brakeassistsystem
The brakeassistsystemcandecreasebraking
distance.ltincreasesbrakingpowerwhenthe
driverpressesthebrake pedaLquicklyinemer­
gencysituations.Youmustpressandholdthe
brakepedaluntilthesituationisover.
ELectronic
differentiaLLock(EDL)
switchedon allthetime.Incertainsituations
whenyouneedlesstraction,you canswitch
offESPbypressingthebutton[!J.Besureto
switchESPonagainwhenyou nolongerneed
lesstraction.
.&.WARNING
-ESP,ABS,ASRandEDLcannotovercome
thelawsofphysics. Thisisespeciallyim­
portantonslipperyorwetroads.Ifthe
systemsbeginactingtostabilizeyourve­
hicle, youshouLd
immediatelychange
yourspeedtomatchtheroadandtraffic
conditions.Donotlettheincreasedsafe­
typrovided bythesesystemstemptyou
Anti-sLip
reguLation(ASR)
ASRreducesenginepowerwhenthedrive
wheelsbegintospinandadaptstheforceto
theroadconditions.Thismakesiteasierto
start,accelerateanddrive
uphills.
Anti-Lock
brakingsystem(ABS)
ABSpreventsthewheelsfromlockingup
whenbraking.
Thevehicle canstillbesteered
evenduringhardbraking. Applysteadypres­
suretothebrakepedaloDonotpumptheped­
aloApulsinginthebrakepedalindicatesthat
thesystemishelpingyoutobrakethevehicle.
The
EDLbrakeswheelsthatarespinningand
transfersthedrivepowertotheotherdrive
wheelorwheelsifthevehicleisequippedwith
all-wheeL drive".ThisfunctionisavailabLeup
toabout60mph(100km/hl.
Inextremecases,EDLautomaticallyswitches
offtohelpkeepthebrake onthebrakedwheel
fromoverheating.EDLwillswitch onagainau­
tomaticallywhenconditionshavereturnedto
normal.

Downloaded from www.Manualslib.com manuals search engine Intelligenttechnology
overheatreducingtheeffectivenessof
theentirebrakesystem.
-Failureofonebrake circuit willimpair
thebraking capabilityresultinginanin­
creasedstoppingdistance.Avoid driving
thevehicleandhaveittowedtothenear­
estAudidealerorqualifiedworkshop.
-Neverletthevehicle rolltoastopwith
theengineshutoff.
-
Ifthebrakeboosterisnotworking,for
examplewhentowingyourvehicle,or
becausethebrakeboosterhassomehow
beendamaged,thebrakepedalmustbe
pressedconsiderablyhardertomakeup
forthelackofboosterassistance.
ELectro-mechanicaL
powerassist
Theelectro-mechanicalpowerassisthelps
thedriver whensteering.
Thedegreeofpowerassistiselectronically
matchedtovehiclespeed.
Thepowersteeringsystemassiststhedriver
50thathecansteerthevehiclewithreduced
physical
effort.
Powersteeringwillnotwork iftheengineis
off.Asaresult,thesteeringwheelwillbehard
toturn.
ÂWARNING
Ifthesystemdevelopsaproblem,you
mustseekqualifiedprofessionalassis­
tance.
CDNote
Ifthereisanelectronicmalfunction,ser­
votronic
willstillfunctionlike aconven­
tionalpowersteering.system,providing a
constantsteeringsupportforcethatisno
longerproportionatetothevehiclespeed.
Thisismostnoticeablewhenturningthe
steeringwheelatlowspeeds(forexample
whenparking),-moreeffortwillbere­
quired
thanusual.
-Beawareofthedifferentthanusual
steeringresponseandadjustyoursteer­
ing force accordingly.
- Have
theproblemcheckedandsetright
byanauthorizedAudidealerassoonas
possible.
-Ifasteeringmalfunctionoccurs,thisis
signaledwiththe~or..indicator
lightsandawarningtone,see.
(DTips
-Ifthepowersteeringsystemshouldfail,
oriftheengineisnotrunning (forexam­
ple,while beingtowed),youwillstillbe
abletosteerthevehicle. However,more
effortwiIIbereq u iredtodo50.
-Ifthepowersteeringsystemisnotfunc­
tioningproperly,contactyourauthorized
Audidealerimmediately.
Drivingwithyour
quattro®
Appliestavehides:with all-wheel drive
Withall-wheel drive,ailfour wheels aredriv­
en.
Generalinformation
Withall-wheeldrive,powerisdistributedto
allfourwheels.Thishappensautomatically
dependingonyourdrivingstyleandtheroad
conditionsatthetim~eealso.=;.page153.
Theall-wheeldriveconcepî:-isdesignedfor
highenginepower. Yourvehicleisexception­
ally
powerfulandhasexcellentdriving charac­
teristicsbothundernormaldrivingconditions
andonsnowandice.Always readandfollow
safetyprecautions.=;.,&.
Wintertires
Whendrivinginthewinter,yourvehiclewith
all-wheeldrivehasanadvantage,evenwith
regulartires.Inwinterroadconditionsitmay
be
advisabletomountwintertires(or all-sea­
sontires)forimproved driveabilityandbrak­
ing:
thesetiresmustbemountedonailfour
wheels.Seealso.=;.page213,Winter tires.~
Snowchains
Wheretirechainsaremandatoryoncertain
roads,thisnormallyalsoappliestovehicles
with
all-wheeldrive'=;'page214,Snow
chains.
Replacingwheels/tires
Vehicleswithall-wheeldrivemustalways
have
tiresofthesamesize. Alsoavoidtires
withdifferenttreaddepths.Fordetailssee
page.=;.page209,Newtiresandreplacing
tires
andwheels.
Off-Raaddriving?
YourAudidoesnothaveenoughgroundclear­
ance
tobeusedasan off-road vehicle.Itis
thereforebesttoavoidroughtracksandun­
eventerrainasmuchaspossible.Alsoreferto
'=;'page163.
&.WARNING
Alwaysadjustyourdrivingtoroadandtraf­
ficcond itions.Donotlettheextrasafety
affordedbyall-wheeldrivetemptyouinto
taking
extrarisks.
-
Althoughtheall-wheeldrive isveryef­
fective,alwaysrememberthatbraking
capacity
islimited bytiretraction.Vou
shouldthereforenotdriveatexcessive
speedsonicyorslipperyroadsurfaces.
-Onwetroadsurfaces,becarefulnotto
drivetoofastbecausethefrontwheels
couldbegintoslideontopofthewater
(aquaplaning).Ifthisshouldoccur, you
will have no
warningfromasuddenin­
creaseinenginespeedaswithafront­
wheeldrive vehicle. Alwaysdriveat
speedswhicharesuitedtotheroadcon­
ditions. -risk
ofcrash.
Intelligenttechnology
Energymanagement
Startingabilityisoptimized
Energymanagementcon troisthedistribution
ofelectricalenergyandthusoptimizesthe
availabilityofelectrical energyforstarting
theengine.
Ifavehiclewithaconventionalenergysystem
isnotdrivenfora long periodoftime,thebat­
teryisdischargedbyidlingcurrentconsumers
(e.g. immobilizer). Incertaincircumstancesit
can
resultintherebeing insufficientenergy
availabletostarttheengine.
Intelligentenergymanagementinyourvehi­
cle
handlesthedistributionofelectricalener­
gy.Startingabilityismarkedly improvedand
thelifeofthebatteryisextended.
Basically,energymanagementconsistsof
batterydiagnosis,idlingcurrentmanage­
mentanddynamicenergymanagement.
Batterydiagnosis
Batterydiagnosiscontinuouslydetermines
thestateofthebattery.Sensorsdetermine
batteryvoltage,batterycurrentandbattery
temperature.Thisdeterminesthecurrent
stateofchargeandthepowerofthebattery.
Idlingcurrentmanagement
Idlingcurrentmanagementreducesenergy
consumptionwhilethevehicleisstanding.
Withtheignitionswitchedoff,itcontrolsthe
energysupplytothêvarious electricalcompo­
nents.Datafrombatterydiagnosisisconsid­
ered.
Depending onthebattery'sstateofcharge,
individualconsumersaregraduallyturnedoff
topreventexcessivedischargeofthebattery
andthusmaintainstartingcapability.
Dynamicenergymanagement
Whilethevehicle isbeing driven,dynamicen­
ergy
managementdistributestheenergygen­
eratedaccordingtotheneedsoftheindividu-
al
components.Itregulatesconsumption,50
thatmoreelectricalenergyisnotbeingused~

Downloaded from www.Manualslib.com manuals search engine Drivingandenvironment
theexhaustsystemandthiscouldcause
thecatalyticconvertertooverheat.
-Donotturnofftheignitionwhiletheve­
hicle ismoving.
-Donotcontinuetooperateyourvehicle
undertheseconditions,asotherwisefuel
can reachthecatalyticconverter.This
could
resultinoverheatingofthecon­
verter, requiring
itsreplacement.
-ToassureefficientoperationoftheEmis­
sion Control
System:
-Haveyourvehiclemaintainedproperly
andinaccordancewiththeservice rec­
ommendationsinyourWarranty&
Maintenancebooklet.
-Lackofpropermaintenanceaswellas
improperuseofthevehiclewillimpair
thefunctionoftheemissioncontrol
systemandcouldleadtodamage.
,.Forthesakeoftheenvironment
EvenwhentheEmission ControlSystemis
operatingproperly,theexhaustgascan
have asulfur-like
exhaustgassmellunder
someoperatingstates.Thisdependson
thesulfurcontentofthefuelbeing used.
Using a
differentbrandoffuelmayhelp,
orfillingthetankwithlead-freesuper
gradegasoline.
Operateyourvehicle
economicallyand
minimizepollution
General
Yourpersonal styleofdrivingwilldetermine
the economy
ofyour vehicle, asweilasex­
haustand noise levels.
Fueleconomy, environmentalimpact,and
wearonyourengine,brakesandtireslargely
dependonthreefactors:
-yourpersonaldrivingstyle
-operatingconditions
-technicallimitations
Ifyouanticipatewhatyouneedtodonextand
driveeconomically, youcaneasilycutyour
fuelconsumptionby10-15percent.This sec­
tionwillgive yousometipsonhow youcan
helptheenvironmentandyourpocketbook.
iTips
The
consumptionestimatesaspublished
byENVIRONMENTALPROTECTIONAGENCY
(EPA)andTransportCanadamaynotcorre­
spondtoyouractualconsumptiononthe
road, which willvarydependinguponvehi­
cle
loadandspeed,roadandweathercon­
ditions,triplength,etc.
Drive smoothly andkeep alookout1ahead
Vehicles usethemostfuel when theyareac­
celerating.
Avoidunnecessaryacceleratingandbraking.
Vehicles
usethemostfuelwhentheyareac­
celerating.Ifyouanticipatewhatisgoingto
happennext, youwillneedtobrake lessand,
thus,accelerateless. Letthevehiclecoast
wheneverpossible-forexamplewhenyousee
thatthenexttrafficlightisred.
Avoid
fullthrottle•
Drivingatmoderate speedssavesfueland
improves yourmileage.
~Tryandkeepwellbelowyourcar's maxi­
mumspeed.
Acceleratinggentlyreducesfuelconsump­
tion,engin.e.wl!ar,anddoesnotdisturbthe
environment·.
Fuel
consumption,exhaustemissionsand en­
ginenoiseincreasedisproportionatelyathigh
speeds.Ifyou driveatapproximatelythree
quartersoftopspeed,fuelconsumptionwill
be
reducedbyonehalf. Never drivefaster
thanthepostedspeedlimitandweathercon­
ditionspermit.
Reducing unnecessary idling
EvenwhenyourcarisJustidlingitburns up
fuel.
~Shuttheengineoffwhenyouarenotdriv­
ing
thevehicle.
~Donotwarmupthevehicle bylettingthe
enginerunatidle.
Itmakessensetoshutofftheengineintraffic
jams,
whenwaitingfortrainstopassatrail­
road
crossings,orattrafficlightsthathave
long
waitsonred. Turningtheengineofffor
just30-40secondssavesmorefuelthanis
burned
startingtheengineagain.
Ittakesa longtimefortheenginetowarmup
fully
whenitisrunningatidle. However,wear
andnoxiousemissionsareespeciallyhigh
when
theengineiswarmingup.50youshould
drive awayassoonasyoustarttheengineand
avoidrunningathighRPMs whiletheengine
isstillwarmingup.
CDNote
Donotleaveengineidlingunattendedaf­
terstarting.Ifwarninglightsshouldcome
ontoindicateimproperoperation,they
wouldgounheeded.Extendedidlingalso
producesheat,which couldresultinover­
heating
orotherdamagetothevehicleor
otherproperty.
Regular maintenance
Abadlytunedengineunnecessarily wastesa
lot
offuel.
~Haveyourvehicle servicedatregularinter­
vals.
Byhavingyourvehicle regularly servicedbyan
Audidealerhelpstoensurethatitrunsprop­
erly and economically. The
conditionofyour
vehiclenotonlyaffectsitssafetyandabilityto
holditsvalue,italsoaffectsfuelconsump­tion.
Checkyouroileachtimeyoufillyourtank.
Drivingandenvironment
Theamountofoilusedisrelatedtoengine
loadandspeed.
Itisnormalfortheoilconsumptionofanew
enginetoreachitslowestvalueafteracertain
mileagehasbeendriven.
Youmustdriveyourvehicleabout3,000miles
(5,000kilometres)beforeyou canproperly
assessoilconsumption.
Thisalsoappliestofuelconsumptionanden­
gineoutput.
CDNote
- Have
yourvehiclemaintainedproperly
andinaccordancewiththeservice rec­
ommendationsinyourWarranty&Main­
tenancebooklet.Lackofpropermainte­
nanceaswellasimproperuseoftheve­
hicle willimpair
thefunctionofthe
emissioncontrolsystemandcould lead
todamage.
-Donotalterorremoveanycomponentof
theEmissionControlSystemunlessap­
provedbythemanufacturer.
-Donotalterorremoveanydevice,such
asheatshields,switches,ignition wires,
valves, which
aredesignedtoprotect
yourvehicle's Emission ControlSystem
andotherimportantvehiclecompo­
nents.
Fewershorttrips
Fuelcansumption willolways berelatively
high
onsharttrips.
~Trytoavoid drivingshortdistanceswitha
cold
engine.
Theengineandcatalyticconverterhaveto
reachtheiroptimaloperatingtemperatureto
reducefuelconsumptionandnoxiousemis­
sionseffectively.
-
Justafterstarting,a coldengineina mid­
sizecarburnsthefuelatapoorrateof6-8
milespergallon(30-40l/100km).Half a
mile
downtheroad,themileageimproves
to12MPG(20l/100km).Itwilltakethe~

Downloaded from www.Manualslib.com manuals search engine Tiresand\NheeLs
Tiresandwheels
Tires
Generalnotes
Tiresmaybethe[eastappreciated andmost
abusedpartsofamotorvehicle.
Tiresmaybetheleastappreciatedandmost
abusedpartsofamotorvehicle. Tiresare,
however,
oneofthemostimportantpartsofa
vehicle, particularly considering
thecompara­
tivelysmallpatchofrubberoneach tirethat
assuresthatall-importantcontactbetween
you,your vehicleandtheroad.
Maintaining
thecorrecttirepressure,ma king
surethatyour vehicleanditstiresdonothave
tocarrymoreweightthantheycansafely han­
dle, avoiding
damagefromroadhazardsand
regularly
inspectingtiresfordamageinclud­
ing cuts,
slashesirregularwearandoverall
condition
arethemostimportantthingsthat
you candotahelpavoidsuddentirefailure in­
cluding
treadseparationandblowouts.
Avoidingdamage
Ifyouhavetadrive overacurb orsimilarob­
stacle,drive veryslowlyandascloseaspossi­
ble
atarightangletathecurb.
Always keep
chemicalsincludinggrease,ail,
gasolineandbrakefluidoffthetires.
Inspectthetiresregularlyfordamage(cuts,
cracks or
blisters,etc.).Remove anyforeign
bodies
embeddedinthetreads.
Storingtires
Marktireswhenyou removethemtaindicate
thedirectionofrotation.Thisensuresyouto
beabletomountthemcorrectlywhenyoure­
install
them.
Whenremoved,thewheelsortiresshouldbe
storedina cool, dryandpreferablydarkplace.
Storetiresinavertical positioniftheyarenot
mountedonrims,inahorizontalposition if
theyaremountedonrims.
Newtires
NewtireshavetobebrokeninqlA.
Thetreaddepthofnewtiresmay vary, accord­
ing
tathetypeand makeoftireandthetread
pattern.
Hiddendamage
Damagetatiresandrimsisoftennotreadily
visible.
Ifyounoticeunusualvibration orthe
vehiclepullstaoneside,thismayindicate
thatoneofthetires hasbeendamaged.The
tiresmustbecheckedimmediatelybyanau­
thorizedAudidealerorqualified workshop.
Unidirectionaltires
Aunidirectional tirecanbeidentifiedbyar­
rows onthesidewall,thatpointinthedirec­
tion
thetireisdesignedtorotate.Youmust
followthespecified directionofrotation.This
isnecessarysothatthesetirescandevelop
theiroptimumcharacteristicsregarding grip,
road noise,
wearandhydroplaning resistance.
For
moreinformationqpage 229.
AWARNING
Newtiresortiresthatareold,worn or
damagedcannatprovidemaximumcon­
trolandbraking ability.
- New
tirestendtabe slipperyandmust
bebroken in.Toreducetheriskoflosing
control,acollisiona~seriouspersonal
injuries, drivewith
speci~careforthe
first350miles(s60km).
-Driving withwornordamagedtirescan
lead
talossofcontrol,suddentire fail­
ure, including a
blowoutandsuddende­
flation,crashesandseriouspersonalin­
juries.Havewornordamagedtiresre­
placed immediately.
- Tires
ageEveniftheyarenotbeing used
andcanfailsuddenly, especiallyathigh
speeds.Tiresthataremorethan6years
old can only
beused inanemergency
andthenwithspecialcareandatlow
speed.
_Nevermountusedtiresonyourvehicle if
you are
notsureoftheir"previous histo­
ry." Old
usedtiresmay havebeendam­
agedeventhoughthedamagecannotbe
seenthatcanleadtosuddentirefailure
andlossofvehiclecontrol.
Glossaryoftireandloadingterminology
Accessoryweight
meansthecombinedweight(inexcessof
thosestandarditemswhich maybereplaced)
of
automatictransmission,powersteering,
power brakes,powerwindows,powerseats,
radio,andheater,tatheextentthatthese
itemsareavailableasfactory-installedequip­
ment(whetherinstalledornot).
Aspectratio
meanstheratiooftheheighttothewidthof
thetireinpercent.Numbersof55orlowerin­
dicate alowsidewallforimprovedsteeringre­
sponse
andbetteroverallhandlingon dry
pavement.
Bead means
thepartofthetirethatismadeof
steel wires,wrappedorreinforcedbyplycards
andthatisshapedtafittherim.
Bead
separation
means abreakdownofthebondbetween
componentsinthebead.
Cord
means
thestrandsformingthepliesinthetire.
Cold
tireinflationpressure
meansthetirepressurerecommendedbythe
vehiclemanufacturerfor atireofadesignated
sizethathasnotbeendrivenformorethana
COupleofmiles (kilometers)atlowspeedsin
thethreehourperiodbeforethetirepressure
ismeasuredoradjusted.
Tiresand\NheeLs
-Ifyounoticeunusualvibration orifthe
vehiclepullstaonesidewhendriving, al­
ways
stopas soonasitissafetadosa
andcheckthewheelsandtiresfordam­
age.
Curbweight
meanstheweightofamotorvehicle with
standardequipmentincludingthemaximum
capacityoffuel,oil,andcoolant,aircondi­
tioning
andadditionalweightofoptional
equipment.
Extraloadtire
mea~sa tiredesignedtaoperateathigher
loadsandathigher inflationpressuresthan
thecorrespondingstandardtire.Extra load
tiresmaybeidentified as"XL","xl","EXTRA
LOAD",or"RF"onthesidewall.
GrossAxleWeightRating(uGAWRU
)
meanstheload-carrying capacityofasingle
axlesystem,measuredatthetire-groundin­
terfaces.
GrossVehicleWeightRating(uGVWR")
meansthemaximumtotalloadedweightof
thevehicle.
Groove
meansthespacebetweentwoadjacenttread
ribs.
Loadrating(code)
meansthemaximumloadthatatireisrated
tacarryfora given inflation pressure.You
maynotfindthisinformationonall tires be­
causeitisnotrequiredbylaw.
Maximumloadrating
meanstheloadrating foratireatthemaxi­
mumpermissibleinflationpressureforthat
tire.

Downloaded from www.Manualslib.com manuals search engine Occupantdistributioninanor­
mallyloadedvehicle
2
infront
Tiresandwheels2(
meansthatload onanindividual tirethatis
determinedbydistributingtoeachaxleits
shareofthemaximumloaded vehicleweight
anddividingbytwo.
meansthatthetirewasproducedinthe22nd
weekof2011.Theothernumbersaremarket­
ingcodesthatmayormaynotbeusedbythe
tiremanufacturer.Thisinformationisusedto
contactconsumersifatiredefectrequiresa
recall.
Vehiclenormalloadonthetire
meansthatload onanïndividualtirethatis
determinedbydistributingtoeach axleits
shareofthecurbweight,accessoryweight,
andnormaloccupantweight(distributedin
accordancewithtablebelowc:>page201)
anddividingbytwo.
Vehiclemaximumloadonthetire
tiremeetsallfederalstandards.Thenexttwo
numbersorlettersindicatetheplantwhereit
wasmanufactured,andthelastfournumbers
representtheweekandyearofmanufacture.
Forexample,
DOT...2211...
Vehiclecapacityweight
meanstheratedcargoandluggageload plus
ISO lbs.
(68kilograms)timesthevehicle'sto­
talseatingcapacityaslisted onthelabel10­
catedonthedriver's sideB-pillar.
Vehicle
normalload,number
ofoccupants
2
Designatedseatingcapacity,
numberofoccupants
4
Thisisthetire's"serialnumber"Itb~gins
withtheletters"DOl"andindicatesthatthe
Occupantloadinganddistributionforvehiclenormalloadforvariousdesignatedseating
capacities
UniformTireQualityGrading
isa tireinformationsystemdevelopedbythe
UnitedStatesNational HighwayTrafficSafety
Administration(NHTSA)thatisdesignedto
helpbuyers makerelativecomparisonsamong
tires.TheUTQGisnotasafetyratingandnota
guaranteethatatirewilllastfora prescribed
numberofmiles orperforminacertainway.
ltsimplygives tirebuyersadditionalinforma­
tion
tocombinewithotherconsiderations,
suchaspriee, brand loyaltyanddealerrecom­
mendations.UnderUTQG,tiresaregradedby
thetiremanufacturersinthreeareas:tread­
wear,tractionandtemperatureresistance.
TheUTQGinformationonthetires,moldedin­
tathesidewalls.
U.S.
DOTTireIdentificationNumber(TIN)
Treadwearindicators(TWO
rneanstheprojections withintheprincipal
grooves
designedtogive avisual indicationof
thedegreesofwearofthetread.See
Qpage207,TreadWearIndicator(TWI)for
moreinformationonmeasuringtirewear.
Tread
separation
rneans
pulling awayofthetreadfromthetire
carcass.
Tread
rneans
thatportionofa tirethatcomesinto
contactwiththeroad.
Sidewall
meansnominaldistancebetweenrim flanges.
meansthatportionofatirebetweenthe
treadandbead.
Rimwidth
Recommendedinflationpressure
seec:>page199,Coldtireinflationpressure.
Rimsizedesignation
meansrimdiameterandwidth.
Rim
Rim
diameter
Reinforcedtire
meansa tiredesignedtaoperateathigher
loadsandathigherinflationpressuresthan
thecorrespondingstandardtire. Reinforced
tiresmaybeidentifiedas"XL","xl","EXTRA
LOAD",or "RF" onthesidewall.
meansametalsupportforatire oratire and
tubeassemblyuponwhichthetirebeadsare
seated.
meansnominaldiameterofthebeadseat.If
youchangeyourwheelsize, youwill haveto
purchasenew tirestomatchthenew rimdi­
ameter.
Speedrating(lettercode)'---meansthespeedatwhicha'tireisdesignedta
bedriven forextendedperiodsoftime.The
ratingsrangefrom93mph(ISOkm/hlto
186mph(298km/hlc:>page210.Youmay
notfindthisinformationonalltires because
it
isnotrequiredbylaw.
The
speedratinglettercode,whereapplica­
ble, is
moldedonthetiresidewallandindi­
catesthemaximumpermissibleroadspeeds
c:>ID.inWintertires onpage213.
Tirepressuremonitoringsystem
meansasystemthatdetectswhenoneor
moreofavehicle'stiresareunderinflatedand
illuminatesa low tirepressurewarning tell­
tale.
Maximumloadedvehicleweight
meansthesumof:
-------------------------------------------
Normaloccupantweight
meansISOlbs.(68kilograms)timesthe
numberofoccupantsseatedinthevehicle up
tathetotalseatingcapacityofyourvehicle.
Overallwidth
Maximum(permissible)inflationpressure
meansthemaximumcoldinflationpressure
tawhich atire maybeinflated.Also called
"maximuminflationpressure."
meansthelineardistancebetweentheexteri­
orsofthesidewallsofaninflatedtire,includ­
ing
elevationsduetalabeling,decorations,or
protectivebandsorribs.
meansa layerofrubber-coatedparallelcards.
meansdistributionofoccupantsinavehicle.
Productionoptionsweight
meansthecombinedweightofthoseinstalled
regularproductionoptionsweighing over5
lbs. (2.3
kg)inexcessofthosestandarditems
whichtheyreplace,notpreviouslyconsidered
incurbweightoraccessory weight,including
heavy
dutY brakes, ridelevelers, roofrack,
heavy
dutYbattery,andspecialtrim.
meanstheoveralldiameterofaninflatednew
tire.
(a)Curbweight
(b)Accessoryweight
(c)Vehiclecapa cityweight,and
(d) Productionoptionsweight
Outerdiameter
Occupantdistribution
Radialplytire
Ply
meansapneumatietireinwhichtheplycords
thatextendtothebeadsare laidatsubstan­
tially90degreestothecenterlineofthe
tread.

Downloaded from www.Manualslib.com manuals search engine Remember,yoursafetyandthatofyourpas­
sengersalsodependsonmakingsurethat
load limitsarenotexceeded.Vehicle loadin­
cludeseverybodyandeverythinginandonthe
vehicle.Theseload limitsaretechnieally refer­
red
toasthevehicle's GrossVehicleWeight
Rating ("GVWR"). TheGross AxleWeightRat­
ing ("GAWR")
isthemaximumloadthatcan
beappliedateachofthevehicle'stwoaxles.
The Gross Vehicle
WeightRatingandthe
GrossAxleWeightRatingarelistedonthe
safetycompliancestickerlabellocatedonthe
driver's sideB-pillar. Thetirepressurelabel on
yourAudiliststhemaximumcombined~
TiresandwheeLs2C
change. Intheeventofdiscrepancies,thetire
coveredbyyourOwner's Literatureatthevehi-
pressurelabel(on driver'ssideB-pillar) always
cle'scapacityweightandthetiresizes instal-
takes
precedence.led ontherespectivemodelsasoriginal
The
tablebelowliststherecommendedcoldequipment,orasafactoryoption.
tire inflation
pressuresfortheAudimodel
EngineTiredesignationTirepressurefrontTirepressurerear
(dis-normalloadplace-conditionfullloadfullloadmentin(upto2oc-condition
conditionliter)cupants)
PSIkPA PSIkPA
4-cylin-
225/50RI794HA115ea-32220322202920029200derson
2.0322203229
245/45RI795HA1l5ea-3222032220292002920050n
245/45RI795YXLHigh32220Performance
245/40RI893HA1l5ea-32220322202920029200son
245/40RI893YXLHigh32220332302920030210Performance
255/35RI996YXLHigh32220322202920029200Performance
5-cylin-245/40RI893Y35240362503222032220
der255/35RI996YXlHigh2.S35240362503222032220Performance
~L=reinforcedorextraloadtire.Itmayalsoappeara5 xl,EXTRALOAD,orRFonthetireside-
wall.
Thecorrecttirepressureforthespore wheelis
located onalabel onthedriver's sideB-pillar.
Because
technicalchangesmaybemadeta
vehicleequipmentduringthemodelyear, al­
ways
comparethetire sizedesignationonthe
tirepressurelabel onyour vehicle withthe
tiresonyour vehicle. Makesurethatthetire
size
informationonthevehiclelabelisthe
sameasthesizeofthetiresonthevehicle.
Thisisespeciallyimportantifthevehicle be­
longs
tosomeoneelseoryouboughtthevehi­
ele with
differentrims/tiresoryouboughtthe
Vehicleasapreviouslyownedvehicle.
SIlECOl.OTlREPflESSUftEPNEU DlMENSK>NS l'ftESSIONDESPNEUSAFROID:~_ _KPA••PSI~E_ _KPA.•PSI
TherecommendedtirepressuresforyourAudi
dependonthekindoftiresonyour vehicle
andthenumberofpassengersand/oramount
ofluggageyouwill betransporting.
Thetirepressurelabelislocatedonthedriv­
er'ssideB-pillar. Thetirepressurelabellists
therecommendedcoldtireinflation pressures
forthevehicleatitsmaximumcapacity
weightandtiresthatwereonyour vehicleat
thetimeitwasmanufactured.
Bear inmindthatthetirepressuremonitoring
systemcan onlymonitorthetirepressures
you havestored.Thesystemdoesnotrecog­
nize
theload conditionofyourvehicle.
The
effectivenessofthetirepressuremonitor­
ing
systemwill beimpairedifyoustorenor­
malloadpressuresbutthenoperatethevehi­
cle
atitsmaximumloadq,&.
Seetheillustrationqfig.150forthelocation
ofthelabel ondriver'ssideB-pillar (colorof
theactuallabelandexactlocation ontheve­
hiclewillvary slightly).
Note
thatthefollowingtableisaccurateat
thetimeofgoingtopressandissubjectto
""'"DfSfCOURS_ _KPA,•PSI
Ifyouwishtoimprovecomfortwhenoperat­
ing
thevehicleatnormalload(upto2 occu­
pants),youcanadjusttirepressurestothose
specifiedfornormalvehicleload.Before op­
eratingthevehicleatmaximumload,you
mustincreasethetirepressurestothose
specifiedformaximunrvehicleloadq,&.
Fig.151Tirepressure label
(oldtireinflationpressure
TiresandwheeLs
Tirepressureaffectstheoverallhandling, performanceandsafetyof0vehicLe.
Fig.150Tirepressure label:locatedondriver's sideB­pillar
Tirepressuregenerallyreferstotheamount
ofairinatirethatitneedsittodo itsjoband
safely carrythecombinedloadoftheentire
vehicleanditscontents.Tirepressureis
measuredinkilopascals (kPa),theinterna­
tionalmeasuringunitandinpoundsper
squareinch(PSI). Tirepressureisbasedin
partonthevehicle'sdesignandloadlimit­
thegreatestamountofweightthatthevehi­
cle can carry
safelyandthetiresize. Theprop­
ertirepressureisfrequentlyreferredtoasthe
"recommendedcold tireinflationpressure."
Airinthetiresexpandswhenthetireheatsup
becauseofinternalfrictionwhenitflexesin
use. Thetirepressureishigherwhenthetire
haswarmedupthanwhenitis"cold."Itisthe
inflationpressureina"cold" tirethatcounts.
Therefore, youshouldneverletairoutofa
warmtiretomatch"coldtireinflation pres­
sure"
recommendations.Thetireswouldthen
beunderinflatedandcould failsuddenly.
Maintainingpropertirepressureisoneofthe
mostimportantthingsyoucandotohelp
avoid
suddentire failure.Underinflatedtires
areamajorcauseofsuddentire failure. Keep­
ing
tiresattherightpressureisalsoimpor­
tantforsafeandresponsive vehiclehandling,
traction,brakingandloadcarrying. Tirepres­
suresareparticularlyimportantwhenthe
vehicle isbeingdrivenathigherspeeds,and
thenespeciallywhenheavilyloadedeven
withinthepermissibleload-carryingcapaci­
tiesapprovedforyourvehicle.

Downloaded from www.Manualslib.com manuals search engine 208Tiresandvvheels
0:>fig.152runningacrossthetread.Depend­
ing on
themake,therewill besixtoeightof
themevenlyplacedaroundthetire. Marks on
thetiresidewall(forexample"TWI"orother
symbols)indicatethepositionsofthetread
wearindicators. Worntiresmustbereplaced.
Different
figuresmay applyinothercountries
o:>A.
Tirepressure
Incorrecttirepressurecausesprematurewear
andcancausesuddentireblow-out. Forthis
reason,tirepressuremustbecheckedatleast
once amonth0:>page204.
Drivingstyle
Drivingfastaroundcurves, heavyacceleration
and hard braking increase tirewear.
Rotatingtiresformoreevenwear
Forallfourtiresonyour vehicletohavethe
sameservice life,werecommendthatthe
frontandreartiresarerotatedaccordingto
thetiremanufacturer'ssuggestedtire rota­
tion intervals.
Pleaserememberthefollow­
ing:
- Tire
rotationintervalsmay differfromthe
vehicle service intervalsoutlinedinyour
Warranty&MaintenanceBooklet.
- The
longeronetireisusedinonelocation
onthevehicle,themoreitwearsatcertain
points;therefore,werecommendthatyou
follow
thetiremanufacturer'ssuggested
tirerotationintervals.
- Vehicles with
front-wheeldriveexperience
moretreadwearonthefrontwheelscom­
pared
toall-wheeldrive(quattro"').
- Pleaserotatetiresasshown0:>fig.153.
-Extra caremustbetakenwhenrotatingdi-
rection-specifie tires
0:>page229.
Wheelbalancing
Thewheelsonnewvehiclesarebalanced.
However, varioussituationsduringeveryday
driving can
causethemtobecomeunbal­
anced,resultinginvibrations youcanusually
feelthroughthesteeringwheel.
-----Unbalancedwheelsmustberebalancedto
avoid excessivewearonsteering,suspension
and tires. A
wheelmustalsoberebalanced
whenanewtireisinstalled.
Incorrectwheelalignment
Incorrectwheelalignmentcancauseexces­
sive tirewear, impairing
thesafetyofthevehi­
cle.Iftiresshowexcessive wear,havethe
wheelalignmentcheckedbyanauthorized
Audi
dealerorqualified workshop.
all-wheeldrive
Vehicleswithquattro"'mustalwayshavetires
ofthesamesize,constructionandtreadtype.
For
detailssee0:>page158.
.&.WARNING
Suddentire failure canleadtolossofcon­
trol,acrash andseriouspersonalinjury!
- Never driveavehicle
whenthetreadon
any tireisworn downtothewearindica­
tors.
-Worn tiresareasafetyhazard,theydo
notgrip well onwetroads andincrease
yourriskof"hydroplaning" andlossof
control.
- Always keep
chemicalsthatcancause
tiredamage,suchasgrease,oil,gasoline
andbrake fluidawayfromtires.
- Tires
ageeven iftheyarenotbeing used
andcanfailsuddenly, especiallyathigh
speeds.Tiresthataremorethan6years
old can only beused
inanemergency
andthenwith special careandatlower
speeds.
-Nevermountusedtireson your vehicleif
youarenotsureoftheir"previous histo'
ry."
Oldused tiresmayhave beendam'
agedeventhoughthedamagecannotbe
seenthatcanleadtosuddentirefailure
andlossofvehicle control. New
tiresandreplacingtiresandwheels
Newtiresandwheels
havetobebroken in.
Fig.154Tirespecification codesonthesidewall ofatire
No.Description
@Passengercartire(where applicable)
®Nominal widthoftireinmillimeters
®Ratioofheighttowidth(aspectratio)
@Radial
®Rimdiametercode
®Loadindex andspeedrating
®AudiOriginal tire
@Tireplycompositionandmaterialsused
@Maximum loadrating
@Treadwear,tractionandtemperature
grades
@Maximum permissible inflationpres­
sure
Thetiresandrimsareessentialpartsofthe
vehicle's design.Thetires andrims approved
byAudiarespeciallymatchedtothecharac­
teristics
ofthevehicleandcanmakea major
COntribution
togood roadholding andsafe
Tiresandvvheels20
handling wheningoodcondition andproperly
inflated0:>A.
Werecommendthatallwork ontires and
wheelsbeperformedbyanauthorized Audi
dealer. Theyarefamiliar with
recommended
proceduresandhavethenecessary speciaL
toolsandsparepartsaswellastheproperfa­
cilities fordisposing
oftheoLdtires.
Authorized Audi
dealershavethenecessary
information
abouttechnicalrequirementsfor
installing
orchanging tiresandrims.
ReplacingtiresandwheeLs
Tiresshould bereplacedatleastinpairsand
notindividually (forexamplebothfronttires
orbothreartirestogether).
Se sure
toread andheedtheinformationto
thetirepressuremonitoringsystem
0:>page216.
Always buyreplacementradialtiresthathave
thesamespecifications asthetiresapproved
foryourvehiclebyAudi.Replacementtires
mustalways havethesameloadrating speci­
fication
astheoriginalequipmentor approved
optionaL tireslisted
inthetableo:>page202.
Audi-approved specificationtiresarespecially
matchedtoyourvehicleanditsload limits,
andcancontributetotheimportantroadhold­
ing, driving characteristics, and
safetyofthe
vehicle.Thetable(0:>page202)listsspecifica­
tionsofthetires approved fortheAudimod­
elscoveredbyyourOwner's Literature.
The tire
pressurelabellocatedondriver'sside
S-pillar
(0:>page202,fig.151)liststhespeci­
fications
oftheoriginalequipmenttires in­
stalledonyour vehicleatthetimeitwasman·
ufactured.
Federallawrequires tiremanufacturersto
placestandardizedinformation ontheside­
wall
ofall tires0:>fig.154.This information
identifies anddescribes
thefundamental
characteristics,thequalitygradeofthetire
andalso provides atireidentificationnumber
forsafetystandardcertification andincaseof
arecall.~

Downloaded from www.Manualslib.com manuals search engine ~T~i~re~s-.:a~n~d~vv~h'.':e~e~l=s~______
Tirespecifications
Knowledgeoftirespecificationsmakesiteas­
ier
tochoosethecorrecttires. Radialtires
havethetirespecificationsmarked onthe
sidewall,forexample:
P245145R1795H
This
containsthefollowinginformation:
PIndicatesthetire isforpassengercars
245Nominaltirewidthinmmofthetire
fromsidewalledgetosidewalledge.In
general,thelargerthenumber,thewider
thetire
45Height/widthratioinpercent(aspectra-
tio)
R Tire
construction:Radial
17Rimdiametercode (ininches)
95Load ratingcode
HSpeedratinglettercode
XL(or"xl","EXTRALOAD",or"RF") indicates
thatthetireisa"Reinforced" oran"Extra
Load" tire
M+5 (or
"MIS")Indicatesthatthetirehas
somemudandsnowcapability
The
tirescouldalsohavetheinformationof
directionofrotation9page198.
Tiremanufacturingdate
Themanufacturingdateisalsoindicated on
thetiresidewall(possiblyonlyontheinner
sideofthewheell:
"DOT...2209..."means,forexample,that
thetirewasproducedinthe22ndweekof
2009.
Speedrating(Iettercode)
Thespeedratinglettercode onthewheelsin­
dicatesthemaximumpermissibleroadspeeds
9,&.inWintertires onpage 213.
Pupto93mph(150km/hl
Qupto99mph(158km/hl
Rupto106mph(170km/hl
1)For tireswithamaximum speedcapabiUty over149mph(240km/hl,tiremanufacturerssometimesusetheletters"ZR."
SUpto110mph(180km/hl
Tupto118mph(190km/hl
Uupto124mph(200km/hl
Hupto130mph(210km/hl
V upto149mph(240km/h)l)
Zover149mph(240km/h)ll
W upto168mph(270km/h)ll
V upto186mph(298km/h)ll
Vour vehicle isnormallyfactoryequippedwith
tires,whichpossessexcellentdriving charac­
teristicsandgiveyour Audioptimumdriving
comfort.Anelectronicspeedlimiter
9page33willnormallypreventyour vehicle
fromgoingfasterthanthetirespeedrating
9,&..
U.5.DOTTireIdentificationNumber(TIN)andtiremanufacturedate
Thisisthetire's"serialnumber".Itbegins
withtheletters"DOT"andindicatesthatthe
tire
meetsallfederalstandards.The next two
numbersorlettersindicatetheplantwhereit
wasmanufactured,andthelastfournumbers
representtheweekandyearofmanufacture.
For
example,thenumbers2209meanthat
thetirewasproducedinthe22ndweekof
2009.Theothernumbersaremarketingco­
desthatmay ormaynotbe usedbythetire
manufacturer.Thisinformationisusedtocon­
tactconsumersifatiredefectrequires are­
call.
AudiOriginaltire
Tires withtheidentification"AO"or"RO"have
beenspeciallymatchedwithyour Audi.We
recommendusing onlythesetiresbecause
theymeetthehigheststandardsregarding
safetyanddrivingcharacteristicswhen used
correctly. Vour
authorizedAudidealerwill
gladly provide youwith
moreinformation.
Tire
plycompositionandmaterialsused
Thenumberofpliesindicatesthenumberof
layers
ofrubber-coatedfabricinthetire.In~
--general,thegreaterthenumberofplies,the
oreweighta tire cansupport.Tiremanufac­
rnrsalsomustindicatethematerialsintheture
. e which includesteel,nylon, polyester,andtir,
others.
MaximumLoadRating
Thisnumberindicatesthemaximumloadin
kilogramsandpoundsthatcanbecarriedby
thetire.
Tire
qualitygradingfortreadwear,traction,andtemperatureresistance
Tread wear,tractionandtemperaturegrades
Qpage212.
MaximumPermissibleInflationPressure
Thisnumberisthegreatestamountofair
pressure
thatshouldever beputinthetire
under
normaldriving conditions.
WARNING
-Usingincorrectorunmatchedtiresand/
or
wheelsorimpropertireandwheel
combinationscan leadtolossofcontrol,
collisionandseriouspersonalinjury.
- Always
usetires, rimsandwheelbolts
thatmeetthespecificationsoforiginal
factory-installed
tiresorothercombina­
tionsthathavebeenspecifically ap­
proved by
thevehiclemanufacturer.
-Tiresageeveniftheyarenotbeingused
and canfailsuddenly, especially
athigh
speeds.Tiresthataremorethan6years
oldcan onlybeusedinanemergency
andthenwith special careandatlower
speeds.
-Nevermountusedtiresonyourvehicle if
you
arenotsureoftheir"previous histo­
ry."Oldusedtiresmayhavebeendam­
agedeventhoughthedamagecannotbe
seenthatcanleadtosuddentirefailure
and loss
ofvehicle control.
-Allfourwheelsmustbefittedwithradial
tires
ofthesametype, size(rolling cir­
cumference)
andthesametreadpattern.
Drivingwithdifferenttiresreducesvehi-
dehandlingandcan leadtoalossofcontrol.
-
Ifthesparetire isnotthesameasthe
tiresthataremountedonthevehide­
forexamplewithwintertires-onlyuse
thesparetireforashortperiodoftime
anddrive withextracare.Refitthenor­
malroadwheelassoonassafely possi­
ble.
- Never drive
fasterthanthemaximum
speedforwhichthetiresonyour vehicle
areratedbecausetiresthataredriven
fasterthantheirratedspeedcanfail
5uddenly.
- Overloading
tirescauseheatbuild-up,
suddentire failure, including ablowout
andsuddendeflationandlossofcontrol.
-
Temperaturegradesapplytotiresthat
areproperlyinflatedandnotoverorun­
derinflated.
- Fortechnicalreasonsitisnotalways
possible
tousewheelsfromothervehi­
cles -
insomecasesnotevenwheels
fromthesamevehicle model.
-
Ifyouinstallwheeltrimdiscs ontheve­
hicle
wheels,makesurethattheair flow
tothebrakes isnotblocked. Reducedair­
flow
tothebrakescanthemtooverheat,
increasingstoppingdistancesandcaus­
ing acollision.
- Run
flattiresmay only beused onvehi­
cles
thatwereequippedwiththematthe
factory. Thevehiclemusthave achassis
designedforrunflattiresandafactory­
installedtirepressuremonitoringsys­
temthatindicatesa lossoftirepressure.
Incorrectuseofrunflattirescan leadto
vehicledamageoraccidents. Checkwith
anauthorizedAudidealerortire special­
ist
toseeif your vehicle canbeequipped
withrunflattires.Ifrunflattiresare
used,theymustbeinstalledonallfour
wheels.Mixingtiretypesisnotpermit-
~.~

Downloaded from www.Manualslib.com manuals search engine Tiresand\NheelsTiresand\Nheels213
CI)Note
_Fortechnicalreasons,itisnotgenerally
possibletousethewheelrimsfromoth­
ervehicles. Thiscanholdtrueforwheels
ofthesamevehicletype.
-Ifthesparetireisdifferentfromthe
tiresthatyou havemountedonyourve­
hicle (for
examplewintertiresorwide
profile tires),thenusethesparetirefora
shortperiodoftimeonlyanddrivewith
extracare.Replacetheflattirewiththe
tirematchingtheothersonyourvehicle
assoonaspossible.
-Never drivewithoutthevalvestemcap.
The valves
couldgetdamaged.
@Forthesakeoftheenvironment
Disposeofoldtiresinaccordancewiththe
localrequirements.
Uniformtirequalitygrading
-Treadwear
-TractionAAABC
-TemperatureABC
Qualitygradescanbefoundwhereapplicable
onthetiresidewallbetweentreadshoulder
andmaximumsectionwidthQpage209,
fig.154.
Forexample:Treadwear200,TractionAA,
TemperatureA.
AllpassengercartiresmustconformtoFeder­
alSafetyRequirementsinadditiontothese
grades.
Treadwear
Thetreadweargradeisacomparativerating
basedonthewearrateofthetirewhentested
undercontrolledcondition?on aspecified
governmenttestcourse.
Forexample,a tiregradedISO wouldwear
oneandonehalf(11/2)timesaswellonthe
governmentcourseasatiregraded100.
The relativeperformanceoftiresdepends
upontheactualconditionsoftheiruse,how- ever,
andmaydepartsignificantlyfromthe
normduetovariationsindrivinghabits,serv­
ice
practicesanddifferencesinroad character_
istics
andclimate.
Traction
Thetractiangrades,fromhighesttoLowest,
areAA,A,BandC.Thosegradesrepresentthe
tire'sabilitytostoponwetpavementas
measuredundercontrolledconditionson
specifiedgovernmenttestsurfacesofasphalt
andconcrete.AtiremarkedC may havepOor
tractionperformanceQ..1,.
Temperature
ThetemperaturegradesareA(thehighest),
B,andC,representingthetire'sresistanceto
thegenerationofheatanditsabilitytodissi­
pateheatwhentestedundercontrolledcondi­
tionson aspecifiedindoorlaboratorytest
wheel.
Sustainedhightemperaturecancausethe
materialofthetiretodegenerateand reduce
tirelife,andexcessivetemperaturecanlead
tosuddentirefailureQ,&..
ThegradeCcorrespondstoalevelofperform­
ancewhichallpassengercartiresmustmeet
undertheFederalMotor VehicleSafetyStand­
ardNo.109.Grades BandArepresenthigher
levels
ofperformanceonthelaboratorytest
wheelthantheminimum~quiredbyLaw.
ln.WARNING
Thetractiongradeassignedtothistireis
basedonstraight-aheadbraking traction
tests,anddoesnotincludeacceleration,
cornering,hydroplaningorpeaktraction
cha
racteristics.
ln.WARNING
Thetemperaturegradeforthistireises-
..'lyi nflatedtabllshedforatirethatISproper
andnotoverloaded.Excessivespeed,un­
derinflation,orexcessive loading,either
separatelyorincombination,cancause
heatbuildupandpossibletirefailure.
Wintertires
Wintertires canimprove vehiclehandlingan
snow
andice.Attemperaturesbelow45oF
(7oC)werecommendchangingtowinter
tires.
Insomeheavysnowareas,localgovernments
may requiretruewinteror"snow"tires,those
with verydeeplycuttread.Thesetiresshould
only beusedinpairsandbeinstalledonall
four
wheels.Makesureyoupurchasesnow
tiresthatarethesamesizeandconstruction
typeastheothertiresonyourvehicle.
Ifyour vehicle
isequippedwithall-wheel
drive',thiswillimprovetractionduringwinter
driving, evenwiththestandardtires.Howev­
er,westronglyrecommendthatyoualways
equip all
fourwheelsonyourvehicle withcor­
rectly
fittedwintertiresorall-seasontires,
when
winterroadconditionsareexpected.
Thisalsoimprovesthevehicle's brakingper­
formance
andreducesstoppingdistances.
Summertiresprovide lessgrip oniceand
snow.
Winter
tires(snowtires)mustalwaysbefitted
onallfourwheels.
AskyourauthorizedAudidealerorqualified
workshopforpermittedwintertiresizes.Use
onlyradialwintertires.
Winter
tireslosetheireffectivenesswhenthe
treadisworndowntoadepthof0.157inch(4mm).
Onlydrivewithwintertiresunderwintercon­
ditions.
Summertireshandlebetterwhen
thereisnosnoworice ontheroadsandthe
temperatureisabove4SoF(7oC).
Ifyou haveaflattire,seenotesonspare
wheelQpage209.
Please
alwaysrememberthatwintertiresmay
havealowerspeedratingthanthetiresorigi­
nallyinstalled onyourvehicleatthetimeit
;asmanufactured.PleaseseeQpage210,
Peedrating(lettercode)foralistingofthe
sPeed ratinglettercodesandthemaximum
SPeedatwhichthetirescanbedriven. The
speedratinglettercode(Qpage200)is
onthesidewallofthetireQpage209.
ln.WARNING
Wintertireshavemaximumspeedlimits
thatmaybelowerthanyourvehicle's
max-
imumspeed.Alwaysknowthemaximum
speedbeforedrivingoff.Never drivefaster
thanthespeedpermittedforyourspecific
wintertires.Thiswillcausedamagetothe
tiresleadingtoanaccidentandserious
personalinjurytoyouandyourpassen-
gers.
ln.WARNING
Drivingfasterthanthemaximumspeed
forwhichthewintertiresonyourvehicle
weredesignedcancausetirefailure in-
cluding a
blowoutandsuddendeflation,
lossofcontrol,crashesandseriousper-
sonalinjuries. Havewornordamagedtires
replacedimmediately.
-Wintertireshavemaximumspeedrating
thatmaybelowerthanyourvehicle's
maximumspeed.
-Never drivefasterthanthespeedfor
whichthewinterorothertiresinstalled
onyourvehiclearerated.
ln.WARNING
Alwaysadjustyourdrivingtotheroadand
trafficconditions.Neverletthegoodac-
celerationofthewintertiresandall-wheel
drivetemptyouintotakingextrarisks.Al-
waysremember:
-Whenbraking,anall-wheeldrivevehicle
handlesinthesamewayasafrontdrive
vehicle.
- Drive carefully
andreduceyourspeedon
icyandslipperyroads,evenwintertires
cannothelpunderblack iceconditions.
~Forthesakeoftheenvironment
Usesummertireswhenweathercondi­
tionspermit.Theyarequieter,donotwear
asquicklyandreducefuelconsumption.