
80A012721BG
Wheels
Glossaryoftireandloading
terminology
Accessoryweight
meansthecombinedweight(in
excessofthosestandarditems
whichmaybereplaced)ofauto-
matictransmission,powersteer-
ing,powerbrakes,powerwin-
dows,powerseats,radio,and
heater,totheextentthatthese
itemsareavailableasfactory-in-
stalledequipment(whetherin-
stalledornot).
Aspectratio
meanstheratioofthe heightto
thewidthofthetireinpercent.
Numbersof55orlowerindicatea
lowsidewallforimprovedsteer-
ingresponseandbetteroverall
handlingondrypavement.
Bead
meansthepartofthetirethatis
madeofsteelwires,wrappedor
reinforcedbyplycordsandthatis
shapedtofittherim.
Beadseparation
meansabreakdownofthebond
betweencomponentsinthebead.
Cord
meansthestrandsformingthe
pliesinthetire.
Coldtireinflationpressure
meansthetirepressurerecom-
mendedbythevehiclemanufac-
turerforatireofadesignated
sizethathasnotbeendrivenfor
morethanacoupleofmiles(kilo-
meters)atlowspeedsinthethree
hourperiodbeforethetirepres-
sureismeasuredoradjusted.
Curbweight
meanstheweightofamotorve-
hiclewithstandardequipmentin-
cludingthemaximumcapacityof
fuel,oil,andcoolant,aircondi-
tioningandadditionalweightof
optionalequipment.
Extraloadtire
meansatiredesignedtooperate
athigherloadsandathigherin-
flationpressuresthanthecorre-
spondingstandardtire.Extraload
tiresmaybeidentifiedas“XL”,
“xL’,“EXTRALOAD”,or“RF”on
thesidewall.
327

80A012721BG
Wheels
Productionoptionsweight
meansthecombinedweightof
thoseinstalledregularproduction
optionsweighingover5lbs.
(2.3kg)inexcessofthosestand-
arditemswhichtheyreplace,not
previouslyconsideredincurb
weightoraccessoryweight,in-
cludingheavy dutybrakes,ride
levelers,roofrack,heavyduty
battery,andspecialtrim.
Radialplytire
meansapneumatictireinwhich
theplycordsthatextendtothe
beadsarelaidatsubstantially
90degreestothecenterlineof
thetread.
Recommendedinflation
pressure
see>page327,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
onpage325.Youmaynotfind
thisinformationonalltiresbe-
causeitisnotrequiredbylaw.
Thespeedratinglettercode,
whereapplicable,ismoldedon
thetiresidewallandindicatesthe>
329

80A012721BG
Wheels
not permittedcanleadtove-
hicledamageoraccidents.
—Ifyouinstallwheelcoverson
thevehicle,makesuretheyal-
lowenoughaircirculationto
coolthebrakesystem.Ifthey
donot,thiscouldincreasethe
riskofanaccident.
Tirewearanddamage
B4H-0415
Fig.265Tireprofile:treadwearindica-
tor
Tirewear
Checkthetiresregularlyforwear.
—Inflationpressurethatistoolow
orhighcanincreasetirewear
considerably.
—Drivingquicklythroughcurves,
rapidacceleration,andheavy
brakingincreasetirewear.
—HaveanauthorizedAudidealer
orauthorizedAudiServiceFacili-
DObeyanyapplicableregulationsinthe
country
wherethevehicleisbeingoper-
ated.
tycheckthewheelalignmentif
thereisunusualwear.
—Havethewheelsrebalancedifan
imbalanceiscausingnoticeable
vibrationinthesteeringwheel.
Ifyoudonot,thetiresandother
vehiclecomponentscouldwear
morequickly.
Treadwearindicator
Originalequipmenttirescontain
treadwearindicatorsinthetread
pattern,whicharebarsthatare
1/16in(1.6mm)highandare
spacedevenlyaroundthetireper-
pendiculartotherunningdirec-
tion>fig.265.Theletters“TWI”
ortrianglesonthetiresidewall
indicatethelocationofthetread-
wearindicators.
Thetireshavereachedthemini-
mumtreaddepth))whenthey
haveworndowntothetreadwear
indicators.Replacethetireswith
newones>A.
Tirerotation
Rotatingthetiresregularlyisrec-
ommendedtoensurethetires
wearevenly.Torotatethetires,
333
>

80A012721BG
Wheels
technicallyreferredtoasthevehi-
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.Ifyoutow
atrailer,theweightofthetrailer
hitchandthetongueweightof
the loadedtrailermustbeinclud-
edaspartofthevehicleload.
TheGrossAxleWeightRating
(“GAWR”)isthemaximumload
thatcanbeappliedateachofthe
vehicle’stwoaxles.
Thefactthatthereisanupper
limittoyourvehicle’sGrossVehi-
cleWeightRatingmeansthatthe
totalweightofwhateverisbeing
carriedinthevehicle (including
theweightofatrailerhitchand
thetongueweightofthe loaded
trailer)islimited.Themorepas-
sengersinthevehicle orpassen-
gerswhoareheavierthanthe
standardweightsassumedmean
thatlessweightcanbecarriedas
luggage.
TheGrossVehicleWeightRating
andtheGrossAxleWeightRating
arelistedonthesafetycompli-
ancestickerlabellocatedonthe
driver’ssideB-pillar.
Z\WARNING
Overloadingavehiclecancause
lossofvehiclecontrol,acrash
orotheraccident,seriousper-
sonalinjury,andevendeath.
—Carryingmoreweightthan
yourvehiclewasdesignedto
carrywillpreventthevehicle
fromhandlingproperlyandin-
creasetheriskofthelossof
vehiclecontrol.
—Thebrakesonavehiclethat
hasbeenoverloadedmaynot
beabletostopthevehicle
withinasafedistance.
—Tiresonavehiclethathas
beenoverloadedcanfailsud-
denly,includingablowoutand
suddendeflation,causingloss
ofcontrolandacrash.
—Alwaysmakesurethattheto-
talloadbeingtransported-
337

Careandcleaning
—Toreducetheriskofcuts,protectyourself
fromsharpmetalcomponentswhenwash-
ingtheunderbodyortheinsideofthewheel
housings.
—Afterwashingthevehicle,thebrakingeffect
maybedelayedduetomoistureonthe
brakerotorsoriceinthewinter.Thisin-
creasestheriskofanaccident.Thebrakes
mustbedriedwithafewcarefulbrakeappli-
cations.
@)Note
—Ifyouwashthevehicleinanautomaticcar
wash,youmustfoldtheexteriormirrorsin
toreducetheriskofdamagetothemirrors.
Powerfoldingexteriormirrors*mustonly
befoldedinandoutusingthepowerfolding
function.
—Toreducetheriskofdamagetotherims
andtires,comparethewidthbetweenthe
wheelsonyourvehiclewiththedistancebe-
tweentheguiderailsinthecarwash.
—Toreducetheriskofdamage,comparethe
heightandwidthofyourvehiclewiththe
heightandwidthoftheinsideofthecar
wash.
—Toreducetheriskofpaintdamage,donot
washthevehicleindirectsunlight.
—Toreducetheriskofdamage,donotwash
decorativedecals*withapressurewasher.
—Toreducetheriskofdamagetothesurface,
donotuseinsectremovingsponges,kitchen
sponges,orsimilaritems.
—Whenwashingmattefinishpaintedvehicle
components:
—Toreducetheriskofdamagetothesur-
face,donotusepolishingagentsorhard
wax.
—Neveruseprotectivewax.Itcandestroy
themattefinisheffect.
— Donotplaceanystickersormagnetic
signsonvehiclecomponentspaintedwith
mattefinishpaint.Thepaintcouldbe
damagedwhenthestickersormagnets
areremoved.
(@)Forthesakeoftheenvironment
Onlywashthevehicleinfacilitiesspeciallyde-
signedforthatpurpose.Thiswillreduce the
riskofdirtywatercontaminatedwithoilfrom
enteringthesewersystem.
Cleaningandcareinformation
Whencleaningandcaringforindividualvehicle
components,refertothefollowingtables.The
informationcontainedthereissimplyrecommen-
dations.Forquestionsorforcomponentsthat
Exteriorcleaning
arenotlisted,consultanauthorizedAudidealer
orauthorizedAudiServiceFacility.Alsofollow
theinformationfoundin>A.
ComponentSituationSolution
Windshieldwiper|DepositsSoftclothwithglasscleaner,>page51
blades
Headlights/DepositsSoftspongewithamildsoapsolution®
Taillights
Sensors/DepositsSensors:softclothwithasolvent-freecleaningsolution
cameralensesCameralenses:softclothwithanalcohol-freecleaningsol-
ution
Snow/iceHandbrush/solvent-freede-icingspray
WheelsRoadsaltWater
BrakedustAcid-freespecialcleaningsolution>
344

80A012721BG
Index
Audiphone-Doxcesses¢sconce2 xeeeceoeerence2
AUG:preiSense@in«2exces6oew6 2sores8ooe
MessagesS.........0.0.00.cceeeee
SOttiliGSiccss =ness& 3ReSaoBERRAsBERGS
Audisideassist...6...0...ceceeeeeee
Rearcross-trafficassist.............-..
Audi smartphoneinterface..........243,
Audivirtualcockpit
refertoInstrumentcluster..............
AUTO
Automaticclimatecontrolsystem........
Automaticheadlights..................
Auto
Lock(centrallockingsystem).........
Automaticbeltretractor..............0.
Automaticclimatecontrol................
Automaticclimatecontrolsystem
Audidriveselect...............000008
Automatic
luggagecompartmentlid....36
Automatictransmission............-...0-
Emergencyprogram...........0eeeeeae
HiLLGSSCENECOMtTOli:=ems=ewea 2cere
ICKECOWMisicoames:wxcommiwsooomensowooox
Launchcontrolprogram.............-.-
Manualshiftingwc5 2essseeensseeeess
Parkinglockemergencyrelease..........
Selectorleverpositions................-
Automaticwipe/washsystem.............
AUX (PUbeswwes5«semuaaaansans6 @seauens6 0messes6
Averageconsumption:.occuocoseeeeea
Averagespeed...0...ccc ceeeceneeeee
B
BACKDUttONacesx =sewsx=ees5 oewseeae
Balancé(sound)22.5:sven: eens: pews:
Band
refertoFrequencyband...............
Bassi(SOurtd)seursx xsae3 erome5 2pees& 2oe
Bluetooth
Audioplayer........ccceeeeee228
Connectingacellphone...............177
SOGUINGSsoinsoswanens¥snemensaememewo+eM248
BOOSts«2ciesoeewsooeeooeeooee920
Boosterseats'.=ssws< ¢sewssoseesseeee297
Boostpressureindicator.................20
Brakefluid
Checkingthebrakefluidlevel...........319
BrakeSiacy:»2semesoBaws&&aweetROSEEeee146
Brakerassisttsassisssarisesoovenarea aanovanea144
Brakefluid...2.2.00...00.ceceeee319
Electromechanicalparkingbrake.........78
Emergencybrakingfunction.............79
Newbrakepads..............-..00005147
Break-insecurityfeature............0000.34
Breakingin
Newbrakepads............-.02+0000147
Newtite:« sgees« xsewssoceesoitee331
Browser
refertoMediacenter..............000.235
BulbS%«wes= @ewe¢ opewsooeeeeemeowoe360
Buttons
Control:panel(MMI),ceivesosavinsososvewas152
Multifunctionsteeringwheel.........15,18
SwitchingtheInfotainmentsystemdisplay
ON/OFficss:oewasnovarsusosavaeannesvoacaowowe152
Cable(USBadapter/AUXconnectorcable)..231
CaliforniaProposition65Warning........312
Batteryspecific.................-000.321
CaUlliSt.sscsiiswsaameaesvosoeeenseweensowavav182
CallOptionsiicscsscowseowenseawesween189
Capacities
Furelitaniki.2ccc:0 xmenuea«sinpene©0)cme©owB72
Washerfluidreservoir...........000005372
Catalyticconverter.............-.00000-310
CD
drive(mediadrives)..............005226
Cellphone
refertoTelephone«iissseeeeeeeeew177
375