tires AUDI TT COUPE 2019 User Guide

Wheels

Loadrating(code)
meansthemaximumloadthata
tireisratedto carryforagivenin-
flationpressure.Youmaynotfind
thisinformationonalltiresbe-
causeitisnotrequiredbylaw.
Maximumloadrating
meanstheloadratingforatireat
themaximumpermissibleinfla-
tionpressureforthattire.
Maximumloadedvehicle
weight
meansthesumof:
(a)Curbweight
(b)Accessoryweight
(c)Vehiclecapacityweight,and
(d)Productionoptionsweight
Maximum(permissible)
inflationpressure
meansthemaximumcoldinfla-
tionpressuretowhichatiremay
beinflated.Alsocalled“maxi-
muminflationpressure.”
Normaloccupantweight
means150lbs(68kg)timesthe
numberofoccupantsseatedin
thevehicleuptothetotalseating
capacityofyourvehicle.
252
Occupantdistribution
meansdistributionofoccupants
inavehicle.
Outerdiameter
meanstheoveralldiameterofan
inflatednewtire.
Overallwidth
meansthelineardistancebe-
tweentheexteriorsoftheside-
wallsofaninflatedtire,including
elevationsduetolabeling,deco-
rations,orprotectivebandsor
ribs.
Ply
meansalayerofrubber-coated
parallelcords.
Productionoptionsweight
meansthecombinedweightof
thoseinstalledregularproduction
optionsweighingover5lbs
(2.3kg)inexcessofthosestand-
arditemswhichtheyreplace,not
previouslyconsideredincurb
weightoraccessoryweight,in-
cludingheavy dutybrakes,ride
levelers,roofrack,heavyduty
battery,andspecialtrim.
Radialplytire
meansapneumatictireinwhich
theplycordsthatextendtothe>

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Wheels

beadsarelaidatsubstantially
90degreestothecenterlineof
thetread.
Recommendedinflation
pressure
see>page251,Coldtireinfla-
tionpressure.
Reinforcedtire
meansatiredesignedtooperate
athigherloadsandathigherin-
flationpressuresthanthecorre-
spondingstandardtire.Rein-
forcedtiresmaybeidentifiedas
“XL”,“xl”,“EXTRALOAD”,or“RF”
onthesidewall.
Rim
meansametalsupportforatire
oratireandtubeassemblyupon
whichthetirebeadsareseated.
Rimdiameter
meansnominaldiameterofthe
beadseat.Ifyouchangeyour
wheelsize,youwillhavetopur-
chasenewtirestomatchthenew
rimdiameter.
Rimsizedesignation
meansrimdiameterandwidth.
Rimwidth
meansnominaldistancebetween
rimflanges.
Sidewall
meansthatportionofatirebe-
tweenthetreadandbead.
Speedrating(lettercode)
meansthespeedatwhichatireis
designedtobedrivenforextend-
edperiodsoftime.Theratings
rangefrom93mph(150km/h)
to186mph(298km/h)>table
onpage249.Youmaynotfind
thisinformationonalltiresbe-
causeitisnotrequiredbylaw.
Thespeedratinglettercode,
whereapplicable,ismoldedon
thetiresidewallandindicatesthe
maximumpermissibleroad
speeds.Seealso> AinGeneral
informationonpage248.
Tirepressuremonitoring
system*
meansasystemthatdetects
whenoneormoreofavehicle's
tiresareunderinflatedandillumi-
natesalowtirepressurewarning
telltale.
Tread
meansthatportionofatirethat
comesintocontactwiththeroad.>
253

Wheels

Treadseparation
meanspullingawayofthetread
fromthetirecarcass.
Treadwearindicators(TWI)
meanstheprojectionswithinthe
principalgroovesdesignedtogive
avisualindicationofthedegrees
ofwearofthetread.See
=page257,Treadwearindicator
formoreinformationonmeasur-
ingtirewear.
UniformTireQualityGrading
isatireinformationsystemdevel-
opedbytheUnitedStates Nation-
alHighwayTrafficSafetyAdminis-
tration(NHTSA)thatisdesigned
tohelpbuyersmakerelativecom-
parisonsamongtires.TheUTQGis
notasafetyratingandnotaguar-
anteethatatirewill lastfora
prescribednumberofmiles(kilo-
meters)orperforminacertain
way.Itsimplygivestirebuyers
additionalinformationtocom-
binewithotherconsiderations,
suchasprice,brandloyaltyand
dealerrecommendations.Under
UTQG,tiresaregradedbythetire
manufacturersinthreeareas:
treadwear,traction,and tempera-
tureresistance.TheUTQGinfor-
254
mationonthetires,moldedinto
thesidewalls.
U.S. DOTTireIdentification
Number(TIN)
Thisisthetire’s“serialnumber”.
Itbegins withtheletters“DOT”
andindicatesthatthetiremeets
allfederalstandards.Thenext
twonumbersorlettersindicate
theplantwhereitwasmanufac-
tured,andthelastfournumbers
representtheweekandyearof
manufacture.Forexample,
DOT...2218...
meansthatthetirewasproduced
inthe22ndweekof2018.The
othernumbersaremarketingco-
desthatmayormaynotbeused
bythetiremanufacturer.Thisin-
formationisusedtocontactcon-
sumersifatiredefectrequiresa
recall.
Vehiclecapacityweight
meanstheratedcargoandlug-
gageloadplus150lbs(68kg)
timesthevehicle'sdesignated
seatingcapacity.
Vehiclemaximumloadonthe
tire
meansthatloadonanindividual
tirethatisdeterminedby

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Wheels

distributingtoeachaxleitsshare
ofthemaximumloadedvehicle
weightanddividingbytwo.
Vehiclenormalloadonthetire
meansthatloadonanindividual
tirethatisdeterminedbydistrib-
utingtoeachaxleitsshareofthe
curbweight,accessoryweight,
andnormaloccupantweight(dis-
tributedinaccordancewith>ta-
bleonpage260)anddividingby
two.
Occupantloadinganddistri-
butionforvehiclenormalload
forvariousdesignatedseating
capacities
Refertothetireinflationpressure
labelforthenumberofseating
positions.Refertothetable>ta-
bleonpage260forthenumber
ofpeoplethatcorrespondtothe
vehiclenormalload.
Newtiresorwheels
Audirecommendshavingallwork
ontiresorwheelsperformedby
anauthorizedAudidealerorau-
thorizedAudiServiceFacility.
Thesefacilitieshavetheproper
knowledgeandareequippedwith
therequiredtoolsandreplace-
mentparts.
>Newtiresdonotyethavethe
optimumgrippingproperties.
Drivecarefullyandatmoderate
speedsforthefirst350miles
(500km)withnewtires.
>Onlyusetireswiththesamede-
sign,size(rollingcircumfer-
ence),andas close tothesame
treadpatternas possibleonall
fourwheels.
>Appliesto:RSmodels:Onlyuse
tireswiththesamedesign,size
(rollingcircumference),andthe
sametreadpatternonallfour
wheels.
>Donotreplacetiresindividually.
Atleastreplacebothtiresonthe
sameaxleatthesametime.
>Audirecommendsthatyouuse
AudiOriginalTires.Ifyouwould
liketousedifferenttires,please
notethatthetiresmayperform
differentlyeveniftheyarethe
samesize>A.
>Ifyouwouldliketoequipyour
vehiclewithatireandrimcom-
binationthatisdifferentfrom
whatwasinstalledatthefacto-
ry,consultwithanauthorized
AudidealerorauthorizedAudi
ServiceFacilitybeforemakinga
purchase>A.
255

Wheels

Becausethesparetire®isdiffer-
entfromtheregulartiresinstal-
ledonthevehicle(suchaswinter
tiresorwidetires),onlyusethe
sparetire*temporarilyincaseof
emergencyanddrivecarefully
whileitisinuse.Itshouldbere-
placedwitharegulartireassoon
aspossible.
Appliesto:vehicleswithallwheel
drive: Allfourwheelsmustbe
equippedwith tiresthatarethe
samebrandandhavethesame
constructionandtreadpatternso
thatthedrivesystemisnotdam-
agedbydifferentwheelspeeds.
Forthisreason,incase ofemer-
gency,onlyuseasparetire*that
isthesamecircumferenceasthe
regulartires.


Z\WARNING
—Onlyusetire/rimcombina-
tionsandsuitablewheelbolts
thathavebeenapprovedby
Audi.Otherwise,damageto
thevehicleandanaccident
couldresult.
—Fortechnicalreasons,itisnot
possibletousetiresfromoth-
ervehicles.Insomecases,you
cannotevenusetiresfromthe
samevehiclemodel.


—Makesurethatthetiresyou
selecthaveenoughclearance
tothevehicle.Replacement
tiresshouldnotbechosen
simplybasedonthenominal
size,becausetireswithadif-
ferentconstructioncandiffer
greatlyeveniftheyarethe
samesize.Ifthereisnot
enoughclearance,thetiresor
thevehiclecanbedamaged
andthiscanreducedriving
safetyandincreasetheriskof
anaccident.
—Onlyusetiresthataremore
thansixyearsoldwhenabso-
lutelynecessaryanddrive
carefullywhendoingso.
—Donot userun-flattireson
yourvehicle.Usingthemwhen
notpermittedcanleadtove-
hicledamageoraccidents.
—Ifyouinstallwheelcoverson
thevehicle,makesuretheyal-
lowenoughaircirculationto
coolthebrakesystem.Ifthey
donot,thiscouldincreasethe
riskofanaccident.


256

8S1012721BA
Wheels

Tirewearanddamage

a
=
g=y7ao
NN
\
.

tor
Tirewear
Checkthetiresregularlyforwear.
—Inflationpressurethatistoolow
orhighcanincreasetirewear
considerably.
—Drivingquicklythroughcurves,
rapidacceleration,andheavy
brakingincreasetirewear.
—HaveanauthorizedAudidealer
orauthorizedAudiServiceFacili-
tycheckthewheelalignmentif
thereisunusualwear.
—Havethewheelsrebalancedifan
imbalanceiscausingnoticeable
vibrationinthesteeringwheel.
Ifyoudonot,thetiresandother
vehiclecomponentscouldwear
morequickly.

DObeyanyapplicableregulationsinthe
country
wherethevehicleisbeingoper-
ated.
Treadwearindicator
Originalequipmenttirescontain
treadwearindicatorsinthetread
pattern,whicharebarsthatare
1/16in(1.6mm)highandare
spacedevenlyaroundthetireper-
pendiculartotherunningdirec-
tion>fig.190.Theletters“TWI”
ortrianglesonthetiresidewall
indicatethelocationofthetread-
wearindicators.
Thetireshavereachedthemini-
mumtreaddepth))whenthey
haveworndowntothetreadwear
indicators.Replacethetireswith
newones>A.
Tirerotation
Rotatingthetiresregularlyisrec-
ommendedtoensurethetires
wearevenly.Torotatethetires,
installthetiresfromtherear axle
onthefrontaxleandviceversa.
Thiswillallowthetirestohave
approximatelythesamelengthof
servicelife.
Forunidirectionaltires,makesure
thetiresareinstalledaccordingto»
257

Wheels

therunningdirectionindicatedon
thetiresidewall>page281.
Hiddendamage
Damagetotiresandrimscanof-
tenoccurinlocationsthatarehid-
den.Unusualvibrationsintheve-
hicleorpullingtoonesidemay
indicatethatthereistiredamage.
Reduceyourspeedimmediately.
Checkthetiresfordamage.Ifno
damageisvisiblefromtheout-
side,driveslowlyandcarefullyto
thenearestauthorizedAudideal-
erorauthorizedAudiServiceFa-
cilitytohavethevehicleinspect-
ed.

Z\WARNING
Treadthathasworntoolowor
uneventreaddepthsonthe
tirescanreducedrivingsafety.
Thiscanincreasetheriskofan
accidentbecauseithasanega-
tiveeffectonhandling,driving
throughcurves,andbraking,
andbecauseitincreasesthe
riskofhydroplaningwhendriv-

ingthroughdeeppuddles.

258
SUTc-myas
6Z


BFV-0295
Fig.191Driver'ssideB-pillar:tirepres-
surelabel



B8K-1151
IZE
DIMENSIONS|_PRESSIONDESPNEUSAFROID
GaKPA,MMPSI
GaKPA,MMPSI
MlKPA,MlPSI




DESECOURS


Fig.192Tirepressurelabel
Thecorrecttirepressurefortires
mountedatthefactoryandfor
thesparetire*isindicatedonala-
bel.ThelabelislocatedontheB-
pillar>fig.191,>fig.192.
Usethetirepressurespecifiedfor
anormalvehicleloadwhenthe
vehicleispartiallyloaded>table
onpage260.Ifdrivingthevehi-
clewhenfullyloaded,youmust
increasethetirepressuretothe
maximumspecifiedpressure>A.>

8S1012721BA
Wheels

Checkingandcorrectingtire
pressure
>Checkthetirepressureatleast
oncepermonthandalsocheckit
beforeeverylongdrive.
>Alwayscheckthetirepressure
whenthetiresarecold.Donot
reducethepressureifitincreas-
eswhenthetiresarewarm.
>Checkthelabel>fig.192for
thecorrecttirepressurebased
onvehicleload.
>Correctthetirepressureifnec-
esSary.
>VehicleswithTirePressureMoni-
toringIndicator*orTirePressure
MonitoringSystem*:storethe
modifiedtirepressureintheIn-
fotainmentsystem>page266
or>page269.
>Checkthepressureintheemer-
gencytire*/sparetire*.Always
maintainthemaximumtemper-
aturethatisspecifiedforthe
tire.


Z\WARNING
Alwaysadaptthetirepressure
toyourdrivingstyleandtheve-
hicleload.


—Overloadingcanleadtolossof
vehiclecontrolandincrease
theriskofanaccident.Read
andfollowtheimportantsafe-
typrecautionsin>page260,
Tiresandvehicleloadlimits.
—Thetiremustflexmoreifthe
tirepressureistooloworif
thevehiclespeedor loadare
toohigh.Thisheatsthetireup
toomuch.Thisincreasesthe
riskofanaccidentbecauseit
cancausethetiretoburstand
resultinlossofvehiclecon-
trol.
—Incorrecttirepressureincreas-
estirewearandhasanegative
effectondrivingandbraking
behavior,whichincreasesthe
riskofanaccident.

C)Note
Replacelostvalvecapstore-
ducetheriskofdamagetothe
tirevalves.
(4)Forthesakeoftheenvi-
ronment
Tirepressurethatistoolowin-
creasesfuelconsumption.
259

Wheels

Ncwdeeme]dc
Pleasenotethattheinformation
containedinthefollowingtable
wascorrectatthetimeofprint-
ing,andtheinformationissub-
jecttochange.Ifthereareany
differences,youshould always
followthetirepressuresticker
>page258,fig. 191.
Makesurethatthetiredesigna-
tiononyourtirematchesthedes-
ignationonthetirepressurelabel
andthetirepressuretable.
Thefollowingtablelistsrecom-
mendedtirepressuresincold
tiresaccordingtotheloadand
thesizeofthetiresinstalled.














Model/TiredesignationTirepressure
EngineNormalloadMaximumload
(upto2people)
FrontRearFrontRear
PSI|kPA|PSI|kPA|PSI|kPA|PSI|kPA
TI:245/45R1795Y32|220|29|200|33|230|30|210
2.0L245/40 R1893H32|220|29|200|33|230|30|210
4-cylinder245/40 R1893Y32.|220|29|200|33|230]30|210
245/35R1993Y35|240|32|220|35|240|32|220
255/30 R2092Y35|240|32|220|36|250|32|220
TTS:245/35R19 93Y35|240|32|220|38|260|32|220
2.0L255/30 R2092Y35|240|32|220|39|270|33|230
4-cylinder
TTRS:245/35R1993Y33/|230/|29|200|39/|270/|33|230
2.5L362|250412|2802
5-cylinder255/30R2092Y35|240|29|200|39/|270/|33/|230/
422|2902]352|2408

a)Thevaluebeforetheforwardslashappliestovehicleswithamaximumspeedupto
155mph(250km/h);thevalueaftertheslashisforupto174mph(280km/h).

Z\WARNING

limits>page260.
Pleasenotetheimportantsafe-
typrecautionsregardingtire
pressure>page258andload

260
Tiresandvehicleloadlimits
Therearelimitstotheamountof
loadorweightthatanyvehicle
andanytirecancarry.Avehicle
thatisoverloadedwillnothandle
wellandismoredifficulttostop.
Overloadingcannotonlyleadto>

8S1012721BA
Wheels

lossofvehiclecontrol,butcanal-
sodamageimportantpartsofthe
vehicleandcanleadtosudden
tirefailure,includingablowout
andsuddendeflationthatcan
causethevehicletocrash.
Yoursafetyandthat ofyourpas-
sengersalsodependsonmaking
surethatloadlimitsarenotex-
ceeded.Vehicleload includesev-
erybodyandeverythinginandon
thevehicle.Theseloadlimitsare
technicallyreferredto asthevehi-
cle’sGrossVehicleWeightRating
(“GVWR”).
The“GVWR”includestheweight
ofthebasicvehicle,allfactoryin-
stalledaccessories,afulltankof
fuel,oil,coolantandotherfluids
plusmaximumload.Themaxi-
mumloadincludesthenumberof
passengersthatthevehicleisin-
tendedtocarry(“seatingcapaci-
ty”)withanassumedweightof
150lbs.(68kg)foreachpassen-
geratadesignatedseatingposi-
tionandthetotalweightofany
luggageinthevehicle.
TheGrossAxleWeightRating
(“GAWR’”)isthemaximumload
thatcanbeappliedateachofthe
vehicle’stwoaxles.
Thefactthatthereisanupper
limittoyourvehicle’sGrossVehi-
cleWeightRatingmeansthatthe
totalweightofwhateverisbeing
carriedinthevehicleislimited.
Themorepassengersinthevehi-
cleorpassengerswhoareheavier
thanthestandardweightsas-
sumedmeanthatlessweightcan
becarriedasluggage.
TheGrossVehicleWeightRating
andtheGrossAxleWeightRating
arelistedonthesafetycompli-
ancestickerlabellocatedonthe
driver’ssideB-pillar.

AWARNING
Overloadingavehiclecancause
lossofvehiclecontrol,acrash
orotheraccident,seriousper-
sonalinjury,andevendeath.
—Carryingmoreweightthan
yourvehiclewasdesignedto
carrywillpreventthevehicle
fromhandlingproperlyandin-
creasetheriskofthelossof
vehiclecontrol.
—Thebrakesonavehiclethat
hasbeenoverloadedmaynot
beabletostopthevehicle
withinasafedistance.
—Tiresonavehiclethathas
beenoverloadedcanfail


261