2019 AUDI S4 fuel

8W0012721BG
Wheels







Model/TiredesignationTirepressure
EngineNormalloadMaximumload
(upto3people)”
FrontRearFrontRear
PSIkPAPSIkPAPSIkPAPSIkPA
allroad:225/55R1797Y32220292003323030210
2.0L245/45R1896Y32|220|29|200|35|240|32|220
4-cylinder—(345/45R18100H|32|220|32|220|35|240/35|240
gasolineen-
gine245/40R1998Y35240322203826035240


AWARNING
Pleasenotetheimportantsafe-
typrecautionsregardingtire
pressure>page332andload

limits>page335.
Tiresandvehicleloadlimits
Therearelimitstotheamountof
loadorweightthatanyvehicle
andanytirecancarry.Avehicle
thatisoverloadedwillnothandle
wellandismoredifficulttostop.
Overloadingcan notonlyleadto
lossofvehiclecontrol,butcanal-
sodamageimportantpartsofthe
vehicleandcanleadtosudden
tirefailure,includingablowout
andsuddendeflationthatcan
causethevehicletocrash.

Yoursafetyandthat ofyourpas-
sengersalsodependsonmaking
surethatloadlimitsarenotex-
ceeded.Vehicleload includesev-
a)Twopeopleinthefront,onepersonintherear
erybodyandeverythinginand on
thevehicle.Theseloadlimitsare
technicallyreferred toasthevehi-
cle’sGrossVehicleWeightRating
(“GVWR”).
The“GVWR”includestheweight
ofthebasicvehicle,allfactoryin-
stalledaccessories,afulltankof
fuel,oil,coolantandotherfluids
plusmaximumload.Themaxi-
mumload includesthenumberof
passengersthatthevehicleisin-
tendedtocarry(“seatingcapaci-
ty”)withanassumedweightof
150lbs.(68kg)foreachpassen-
geratadesignatedseatingposi-
tionandthetotalweightofany
luggageinthevehicle.Ifyoutow
atrailer,theweightofthetrailer
hitchandthetongueweightof
the loadedtrailermustbeinclud-
edaspart ofthevehicleload.
TheGrossAxleWeightRating
(“GAWR”)isthemaximumload
335
>

Wheels

treadpattern),summertiresprovidelesstraction
oniceandsnow.
>Usewintertiresonallfourwheels.
>Onlyusewintertiresthatareapprovedforyour
vehicle.
>Pleasenotethatthemaximumpermitted
speedmaybe lowerwithwintertires>A\in
Generalinformationonpage322.Anauthor-
izedAudidealerorauthorizedAudiServiceFa-
cilitycan informyouaboutthemaximumper-
mittedspeedforyourtires.
>Checkthetirepressureafterinstallingwheels
=>page332.
Theeffectivenessofwintertiresisreducedgreat-
lywhenthetreadisworndowntoadepthof
0.16in(4mm).Thecharacteristicsofwintertires
alsodecreasegreatlyasthetireages,regardless
oftheremainingtread.
@Forthesakeoftheenvironment
Reinstallsummertiresattheappropriate
time,becausetheyprovidebetterhandling
whenroadsarefreeofsnowandice.Summer
tirescauselessroadnoise,tirewear,andfuel
consumption.
@Tips
Youcanalsouseallseasontiresinsteadof
wintertires.Pleasenotethatinsomecoun-
trieswherewintertiresare required,onlywin-
tertireswiththe-4\symbolmaybepermit-
ted.
Snowchainsimprovebothdrivingandbrakingin
winterroadconditions.
>Onlyinstallsnowchainsonthefrontwheels.
>Checkandcorrecttheseatingofthesnow
chainsafterdrivingafewfeet,ifnecessary.Fol-
lowtheinstructionsfromthemanufacturer.
>Notethemaximumspeedof30mph
(50 km/h).Observethelocalregulations.
Useofsnowchainsisonlypermittedwithcertain
rim/tirecombinationsduetotechnicalreasons.
CheckwithanauthorizedAudidealerorauthor-
338
izedAudiServiceFacilitytoseeifyoumayuse
snowchains.
Usefine-meshsnowchains.Theymustnotadd
morethan 0.53in(13.5mm)inheight,including
thechainlock.
Youmustremovethesnowchainsonroadswith-
outsnow.Otherwise,youcouldimpairdriving
abilityanddamagethetires.

Z\WARNING
Usingincorrectsnowchainsorinstallingsnow
chainsincorrectlycanresultinlossofvehicle
control,whichincreasestheriskofanacci-
dent.
C)Note
Snowchainscandamagetherimsandwheel
covers*ifthechainscomeintodirectcontact
withthem.Removethewheelcovers*first.
Usecoatedsnowchains.
G)Tips
Whenusingsnowchains,itmaybeadvisable
tolimittheESC>page139.
Low-profiletires
Appliesto:vehicleswithlow-profiletires

Comparedtoothertire/rimcombinations,low-
profiletiresofferawidertreadsurfaceanda
largerrimdiameterwithshortertiresidewalls.
Thisresultsinanagiledrivingstyle.However,it
mayreducethelevelofcomfortandincrease
roadnoisewhendrivingonroadsinpoorcondi-
tion.
Low-profiletirescanbecomedamagedmore
quicklythanstandardtireswhendrivingover
largebumps,potholes,manholecovers,and
curbs.Therefore,itisparticularlyimportantto
maintainthecorrecttirepressure>page332.
Toreducetheriskofdamagetothetiresand
rims, driveverycarefullyonpoorroads.
Checkyourwheelsregularlyevery2,000mi
(3,000km)fordamage.Forexample,checkfor
bulges/cracksonthetiresordeformations/cracks
ontherims.

Wheels

thevehicleplacardortireinflationpressurela-
bel,youshoulddeterminethepropertireinfla-
tionpressureforthosetires).
Asanaddedsafetyfeature,yourvehiclehasbeen
equippedwithatirepressuremonitoringsystem
(TPMS)thatilluminatesalowtirepressuretell-
talewhenoneormoreofyourtiresissignificant-
lyunder-inflated.Accordingly,whenthelowtire
pressuretelltaleilluminates,youshouldstopand
checkyourtiresassoonaspossible,andinflate
themtotheproperpressure.Drivingonasignifi-
cantlyunder-inflatedtirecausesthetiretoover-
heatandcanleadtotirefailure.Under-inflation
alsoreducesfuelefficiencyandtiretreadlife,
andmayaffectthevehicle'shandlingandstop-
pingability.
PleasenotethattheTPMSisnotasubstitutefor
propertiremaintenance,anditisthedriver'sre-
sponsibilitytomaintaincorrecttirepressure,
evenifunder-inflationhasnot reachedthelevel
totriggerilluminationoftheTPMSlowtirepres-
suretelltale.
YourvehiclehasalsobeenequippedwithaTPMS
malfunctionindicatortoindicatewhenthesys-
temisnotoperatingproperly.TheTPMSmal-
functionindicatoriscombinedwiththelowtire
pressuretelltale.Whenthesystemdetectsa
malfunction,thetelltalewillflashforapproxi-
matelyoneminuteandthenremaincontinuously
illuminated.Thissequencewillcontinueupon
subsequentvehiclestart-ups aslongasthemal-
functionexists.
Whenthemalfunctionindicatorisilluminated,
thesystemmaynotbeabletodetectorsignal
lowtirepressureasintended.TPMSmalfunctions
mayoccurforavarietyofreasons,includingthe
installationofreplacementoralternatetiresor
wheelsonthevehiclethatpreventtheTPMS
fromfunctioningproperly.Alwayscheckthe
TPMSmalfunctiontelltaleafterreplacingoneor
moretiresorwheelsonyourvehicletoensure
thatthereplacementoralternatetiresand
wheelsallowtheTPMStocontinuetofunction
properly.
340

Ifthetirepressuremonito
appears
Appliesto:vehicleswithTirePressureMonitoringSystemin-
dicator
gindicator
Thetirepressureindicatorintheinstrument
clusterinformsyouifthetirepressureistoolow
orifthereisasystemmalfunction.
UsingtheABSsensors,thetirepressuremonitor-
ingsystemcomparesthetiretreadcircumference
andvibrationcharacteristicsoftheindividual
tires.Ifthepressurechangesinoneormore
tires,thisisindicatedintheinstrumentcluster
displaywithanindicatorlight@andamessage.
Ifonlyonetireisaffected,thelocationofthat
tirewillbeindicated.
ThetirepressuresmustbestoredintheInfotain-
mentsystemagaineachtimethepressures
change(switchingbetweenpartialandfullload
pressure)orafterchangingorreplacinga tireon
yourvehicle>page341.Thetirepressuremoni-
toringsystemonlymonitorsthetirepressureyou
havestored.Refertothetirepressurelabelfor
therecommendedtirepressureforyourvehicle
=>page332,fig.265.
Tiretreadcircumferenceandvibrationcharacter-
isticscanchangeandcauseatirepressurewarn-
ingif:
—Thetirepressureinoneormoretiresistoolow
—Thetireshavestructuraldamage
—Thetirewasreplacedorthetirepressurewas
changedanditwasnotstored>page 341
—
Tiresthatareonlypartiallyusedarereplaced
withnewtires
Indicatorlights
@®-Lossof pressureinatleastonetire>A\.
Checkthetiresandreplaceorrepairifnecessary.
Check/correctthepressuresofallfourtiresand
storethepressureagainintheInfotainmentsys-
tem>page341.
is(TirePressureMonitoringSystem)Tirepres-
sure:malfunction!Seeowner'smanual.fi
appearsafterswitchingtheignitiononorwhile
drivingandthe(19)indicatorlightintheinstru-
mentclusterblinksforapproximatelyoneminute
andthenstayson,thereissystemmalfunction.>

Careandcleaning



ComponentSituationSolution
Exhausttailpipes|RoadsaltWater,cleaningsolutionsuitableforstainlesssteel,ifnec-
essary
Decorativeparts/|DepositsMildsoapsolution®),acleaningsolutionsuitableforstain-
trimlesssteel,ifnecessary

PaintPaintdamageRefertothepaintnumberonthevehicledatalabel,repair
withtouchuppaint>page372.

SpilledfuelRinsewithwaterimmediately

SurfacerustRustremover,thenprotectwith hardwax;forquestions,
consultanauthorizedAudidealerorauthorizedAudiServ-
iceFacility.

CorrosionHaveitremovedbyanauthorizedAudidealerorauthor-
izedAudiServiceFacility.

Waternolonger
beadsonthesurface
ofclean paint
Protectwithhardwax(atleasttwiceperyear)

Noshineeventhough
painthasbeenpro-
tected/paintlooks
poor
Treatwithsuitablepolish;thenapplypaintprotectantif
thepolishthatwasuseddoesnotcontainanyprotectant

Depositssuchasin-
sects,birddroppings,
treesap,androad
salt
Dampenwithwaterimmediatelyandremovewithamicro-
fibercloth

Grease-basedcon-
taminantssuchas
cosmeticsorsunblock
Removeimmediatelywithamildsoapsolution®)anda
softcloth


Carboncompo-DepositsCleanthesamewayaspaintedcomponents>page342
nents
Decorativedecals|DepositsSoftspongewithamildsoapsolution®

a)Mildsoapsolution:maximumtwotablespoonsof
Interiorcleaning
neutralsoapin1quart(1liter)ofwater




ComponentSituationSolution
WindowglassDepositsGlasscleaner,thenwipedry
Decorativeparts/|DepositsMildsoapsolution®
trim
PlasticpartsDepositsDampcloth

HeavierdepositsMildsoapsolution@),detergent-freeplasticcleaningsolu-
tion,ifnecessary



Displays/instru-|DepositsSoftclothwithLCDcleaner;dustinthelowerareaofthe
mentclusterinstrumentclustercanberemovedusingasoftbrush.
ControlsDepositsSoftbrush,thenasoftclothwithamildsoapsolution®

344

8W0012721BG
Fusesandbulbs






















































Fusepanel(4)(brown)Fusepanel©(black)
No.|EquipmentNo.|Equipment
2Massairflowsensor,camshaftadjustment,1|Frontseatheating
chargeaircoolerpump2|Windshieldwipers
3Exhaustdoors,fuelinjectors,radiatorin-3|Leftheadlightelectronics
EseyeletheheATOeSSHTigIHCOECEPanoramicglassroof/sliding/tiltingsun-
Vacuumpump,hotwaterpump,particu-4roof
4|latesensor,biodieselsensor,exhaust©|Letetrontdoorcontrolmodule
doors
-6|Sockets
5|Brakelightsensor
: :7|Rightreardoorcontrolmodule
6|Engine valves,camshaftadjustment
-8|Allwheeldrive
7|Heatedoxygensensor,massairflowsensor-- -
- -
9|Rightheadlightelectronics
8Waterpump,highpressurepump,high: : -
pressureregulatorvalve10Windshieldwashersystem/headlight
washersystem
9|Hotwaterpump
--11|Leftreardoorcontrolmodule
10|Oilpressuresensor,oiltemperaturesensor
11|Clutchpedalpositionsensor,enginestartFusepanel(©)(black)
12
|
EnginevalvesNo.
|
Equipment
13|RadiatorfanSeatventilation,rearviewmirror,climate
14|Fuelinjectors,enginecontrolmodule1|controlsystem,rearclimatecontrolsys-
_-temcontrols,windshielddefogger
15|Ignitioncoils,heatedoxygensensors
2|Gateway,climatecontrolsystem
16|Fuelpump
3|Soundactuator/exhaustsoundtuning
Fusepanel(8)(red)4|Clutchpedalpositionsensor
No.|Equipment5|Enginestart
Anti-theftalarmsystem7|RearUSBchargingport
2|Enginecontrolmodule8|Garagedooropener
Lumbarsupport9|Adaptivecruisecontrol
4Automatictransmissionselectormecha-10|Exteriorsound
Hen11|Videocamera
5|Horn5:==
12|MatrixLEDheadlight/rightLEDheadlight
6|Electromechanicaliparkingbrake13|MatrixLEDheadlight/leftLEDheadlight
7|Gatewaycontrolmodule14|Rearwindowwiper
8|Interiorheadlinerlights16|Rear SeatEntertainmentpreparation
9|Emergencycallsystem—
10|AirbagcontrolmoduleFusepanel©)(red)
11|ElectronicStabilizationControl(ESC)No.:|Equipment
12|Diagnosticconnector,light/rainsensor1|Ignitioncoils
13|Climatecontrolsystem5_|Enginemount
14|Rightfrontdoorcontrolmodule6[Automatictransmission
15|A/Ccompressor7|Instrumentpanel
8|Climatecontrolsystem(blower)

359

8W0012721BG
Accessoriesandtechnicalchanges

Accessoriesand
technicalchanges
Warranty
Yourvehicleiscoveredbyvariouswarranties:
—NewVehicleLimitedWarranty
—LimitedWarrantyAgainstCorrosionPerforation
—EmissionsControlSystemWarranties:Federal
EmissionsControlSystemDefectWarranty,
FederalEmissionsPerformanceWarranty
—Appliesto:USAmodels:KansasSafetyBelt
LimitedWarranty
—Appliesto:USAmodels:CaliforniaEmissions
ControlWarranties:Short-termEmissionsDe-
fectsWarranty,Long-termEmissionsDefects
Warranty,TZEVmodelsEmissionsDefects
Warranty,CaliforniaEmissionsPerformance
Warranty
YoucanfinddetailedinformationinyourWarran-
ty&MaintenanceBookletandintheCalifornia
EmissionsBooklet*.
AudiLiteratureShop
Serviceinformationismadeavailableassoonas
possible
afteramodelisintroducedandcanbe
orderedintheAudiLiteratureShop:http://
literature.audiusa.com
Drivinginother
countries
GovernmentregulationsintheUnitedStatesand
Canadarequiremotorvehiclestocomplywith
emissionsregulationsandsafetystandards.
Therefore,vehiclesthatwereproducedforthe
U.S.andCanadianmarketsaredifferentfromve-
hiclesproducedforothercountries.
Ifyouplantouseyourvehicleoutsideofthe
UnitedStatesorCanada,itispossiblethat:
—Fuelmayhaveasignificantlyloweroctanerat-
ing.Unsuitablefuelscancauseenginedamage.
—Propermaintenanceandrepairworkmaynot
bepossiblebecausespecialserviceequipment,
tools,ormeasuringdevicesneededforyourve-
hiclemaynotbeavailable.
—Replacementpartsmaynotalwaysbeavaila-
ble.
—Navigationsystemsforvehiclesbuiltforthe
U.S.A.andCanadawillnotnecessarilyworkin
Europe,andmaynotworkinothercountries.
()Note
Audiisnotliablefordamagetothevehiclere-
sultingfromthesecountry-specificdifferen-
ces.
Maintenance,repairs,
andtechnicalmodifi-
cations
Notethesafetyprecautions>page309,Work-
ingintheenginecompartmentand>page352,
Raisingthevehicle.
Generalinformation
Duetotheincreasingcomplexityoftechnologyin
thesevehicles,aswellasthesafetyandenviron-
mentalstandardsthatapply,youcanonlyper-
formaverylimitedamountofrepairsandmodifi-
cationstothevehicleyourself.
Proofofmaintenanceworkmayberequiredto
submitaclaimwithinthewarrantyperiod.
Werecommendthatyouhaveyourvehicleserv-
icedbyanauthorizedAudidealerorauthorized
AudiServiceFacilityandthatAudiGenuineParts
andAudiGenuineAccessoriesare used. This
helpstoensurethatyourvehicle'sfunctionality,
performance,andsafety arenotimpaired.
Maintenanceandrepairs
Yourvehiclewasdesignedtohelpkeepmainte-
nancerequirementstoaminimum.Someregular
maintenanceisrequiredtohelpensurethatyour
vehiclerunsina safe,economical,andreliable
manner.PleaserefertoyourWarranty&Mainte-
nanceBookletformoredetailedinformation
aboutvehiclemaintenance.
Whenoperatingthevehicleundermoreextreme
operatingconditions,forexamplewhenoutside
temperaturesareveryloworinverydustyenvi-
ronments,certainmaintenanceshouldbeper-
formedbetweenthespecifiedintervals.
367

Accessoriesandtechnicalchanges

Usuallymaintenance andrepairworkrequires
specialtools,measuringdevices,andother
equipmentthatisavailableto trainedvehicle
techniciansinordertohelpensurethatyourvehi-
cleandallofitssystemsoperatecorrectly,relia-
bly,andsafely.Performingworkonthevehicle
incorrectlycan impair the operationandreliabili-
tyofyourvehicleandmayvoidoneormoreof
yourvehicle'swarranties.
TechnicalModifications
Interferencewithelectroniccomponents,their
software,thewiring,anddatatransfermaycause
malfunctions.Becauseofthewayelectroniccom-
ponentsareinterconnected,suchmalfunctions
canalsoimpairsystemsthatarenotdirectlyin-
volved.Thismeansthatyouriskbothasubstan-
tialreductionintheoperationalsafety ofyourve-
hicleandincreasedwearofvehiclecomponents.
Someconveniencefunctions,suchastheconven-
ienceturnsignalfunction,individualdooropen-
ingfunction,anddisplays,canbereprogrammed
usingspecialworkshopequipment.Iffunctions
arereprogrammed,theinformationanddescrip-
tionsaboutthesefunctionsinthisOwner'sMan-
ualmaynolongerapplytothechangedfunc-
tions.AudirecommendsthatanauthorizedAudi
dealerorauthorizedAudiServiceFacilityperform
andverifyanyreprogrammingprocedures.


carryoutthejobandhavethecorrecttech-
nicalinformationandthecorrecttools.
—Ifyouareuncertainaboutwhattodo,have
theworkperformedby anauthorizedAudi
dealer,anauthorizedAudiServiceFacility,
oranotherqualifiedworkshop.Seriousper-
sonalinjurymayresultfromimproperlyper-
formedwork.


ZA\WARNING
Maintenanceprocedures,repairs,ortechnical
modificationsthatareperformedincorrectly
increasetheriskofanaccidentandcanlead
toseriousinjuries.


ZA\WARNING
Theenginecompartmentofanymotorvehicle
isapotentiallydangerousareaandcancause
seriouspersonalinjury.
—Alwaysuseextremecautionwhendoingany
workintheenginecompartment.Always
followcommonlyacceptedsafetypractices
andusecommonsense.Neverriskpersonal
injury.
—Neverperformanyworkintheenginecom-
partmentunlessyouknowexactlyhowto

368
C)Note
—Maintenanceprocedures,repairsortechni-
calmodificationsthatareperformedincor-
rectlycancausedamagetothevehicle,such
ascorrosion.
—Ifemergencyrepairsmustbeperformed,
takeyourvehicletoanauthorizedAudideal-
erorauthorizedAudiServiceFacilityassoon
aspossible.
—Audiisnotliablefordamagetothevehicle
resultingfromfailuretocomplywiththese
guidelines.
@)Forthesakeoftheenvironment
—Regularmaintenancecanhelpprotectthe
environment.
—Technicalmodificationstothevehiclecan
haveanegativeimpactonfuelconsumption
andvehicleemissions.
@)Forthesakeoftheenvironment
Undeployedairbagmodulesandpretension-
ers areclassifiedasPerchlorateMaterial-
specialhandlingmayapply,Seewww.dtsc.ca.
gov/hazardouswaste/perchlorate.Whenthe
vehicleorpartsoftherestraintsysteminclud-
ingairbagmodulesandsafetybeltswithpre-
tensionersarescrapped,allapplicablelaws
andregulationsmustbeobserved.Yourau-
thorizedAudidealerisfamiliarwiththesere-
quirementsandwerecommendthatyouhave
yourdealerperformthisserviceforyou.
G)Tips
Becauseofyourvehicle'saluminumbodyde-
sign,allserviceandrepairproceduresaffect-
ingthebodyshould beperformedbyanau-
thorizedAudidealerorauthorizedAudi

8W0012721BG
Technicaldata

Capacities

Fueltank,frontwheeldrive14.3gal(54L)
Fueltank,allwheeldrive15.3gal(58L)
Windshieldandheadlightwashersystem*5.1qt(4.8L)

MotelsRoofload
Themaximumpermissibleroof loadis200lbs
(90kg).

Le
|
|
G



Appliesto:Sedan
Fig.290safetycertificate

B8U-0380


Appliesto:allroad
Fig.291safetycertificate
GrossVehicleWeightRating(GVWR)
Themaximumpermittedtotalweight@ofthe
vehicleislistedonthesafetycertificateonthe
sideareaofthedoororonthedriver'sdoorpillar.
GrossAxleWeightRating(GAWR)
Themaximumpermittedloadonthefrontaxle
@ortherearaxle@)islistedonthesafetycer-
tificateonthesideareaofthedoororonthe
driver's doorpillar.
Load
Themaximumpermittedloadislistedonthetire
pressurelabelonthedriver's doorpillar.
373