2019 AUDI Q5 check engine light

80A012721BG
Media

thiscase,resettheMediasettingsbackto
Factorysettings>page246.
—VideoplaybackthroughtheAudimusicin-
terfaceisonlysupportediftheconnected
deviceisrecognizedasaUSBstoragedevice
(forexampleaUSBstick).Appledevicesand
MTPdevices(such assmartphones)arenot
recognizedasUSBstoragedevices.
—iPod oriPhonemalfunctionsalsoaffectthe
operationoftheMMI.ResetyouriPodor
iPhoneifthishappens.
—AudirecommendsupdatingtheiPod or
iPhonesoftwaretothelatestversion.For
importantinformationonoperatingyour
iPod oriPhone,refertotheuserguidefor
thedevice.
— TheUSBadapteronthe Audimusicinter-
facewillsupportiPodtouchoriPhonedevi-
cesfromthe5thgenerationornewerwith
thelightningconnector.
—Formoreinformationaboutthe Audimusic
interfaceandsupporteddevices,checkthe
Audidatabaseformobiledevicesatwww.
audiusa.com/mp3orcontactanauthorized
AudidealerorauthorizedAudiServiceFa-
cility.
USBchargingportsintherear
Appliesto:vehicleswithUSBchargingportsintherear
Youcanchargethebatteryon yourmobiledevice
throughaUSBchargingport.
TwoUSBchargingportsarelocatedatthebackof
thecenterconsole.
—USBadapter:referto>page231,USBadapter
forAudimusicinterfaceorUSBchargingport.
—ChargingamobiledeviceusingtheUSB
adapter:connectyourmobiledevice toaUSB
chargingportusingasuitableUSBadapter.
—Disconnectingamobiledevicefromthecharg-
ingport:removetheUSBadapterfromtheUSB
chargingport.
—Disconnectingmobiledeviceswith anApple
Dockconnector:removetheAppleDockcon-
nectorfromtheAppledevicewiththerelease
tabspressedin.

ZAWARNING
Drivingrequiresyourcompleteandundivided
attention.Asthedriver,youhavecompletere-
sponsibilityforsafetyintraffic.Neveroperate
yourmobiledeviceswhiledriving,because
thisincreasestheriskofanaccident.
@)Note
Extremelyhighorlowtemperaturesthatcan
occurinsidevehiclescandamagemobiledevi-
cesand/orimpairtheirperformance.Never
leavemobiledevicesinthevehicleinex-
tremelyhighorlowtemperatures.
G)Tips
—Inpreparationatthetimeofprinting.
—Alwaysfollowtheinformationfoundin
=>page59.
—Whenyouswitchtheignitionoff,theUSB
portsarestillsupplied withpoweruntilthe
energymanagementintervenes.

—DonotuseanyadditionalUSBextensionca-
blesoradapterstoconnectmobiledevices
totheUSBchargingport thathavealready
beenconnectedbyaUSBadapter.Usingan
additionaladapterorUSextensioncable
mayimpairfunctionality.
— USBhubsarenotsupported.
—Refertothemanufacturer'soperatingman-
ual forimportantinformationregardingthe
operationofyourmobiledevice.
—Correctfunctionofallmobiledevicescan-
notbeguaranteed.
—Thevehiclebatterydrainswhenmobilede-
vicesareturnedonbuttheengineisoff.
Tat)eaedeSelaCol
Appliesto:vehicleswith Rear SeatEntertainmentpreparation
TheRear SeatEntertainmentpreparationin-
cludescablesandamountforAudiEntertain-
mentmobileinthedriver'sandfrontpassenger's
seatbackrests.
ThesuitableAudiEntertainmentmobileRear
SeatEntertainmentpackageisavailablethrough
AudiGenuineAccessories.
233
>

80A012721BG
CheckingandFilling

CheckingandFilling
Fuel
ahemelt)
Thecorrectgasolinegradeisstatedontheinside
ofthefuelfillerdoor.
Thevehicleisequippedwithacatalyticconverter
andmustonlybedrivenwithunleadedgasoline.
AudirecommendsusingTOPTIERDetergentGas-
oline.ForadditionalinformationonTOPTIERDe-
tergentGasoline,visitwww.toptiergas.com.
Theindividualgasolinegradesaredifferentiated
byoctaneratings.Thisvalueisgivenwith(R
+M)/2equatingtoAKIorinRON.
Theheadingsbelowmatchthestickerinthefuel
fillerdoor.
UNLEADEDFUELONLYMIN.(R+M)/287
Regular/MIN.RON91Regular
Useregulargasolinewithminimum87AKI/
91RON>©.
Themaximumenginepowerisonlyreachedif
premiumgasoline91AKI/95RONisused.
UNLEADEDFUELONLYPREMIUMMIN.(R
+M)/291/SUPERMIN.RON95
Usingpremiumgasolinewithminimum91AKI/
95RONisrecommended.
Ifpremiumgasolineisnotavailable,youcanalso
useregulargasoline87AKI/91RON.However
thisdoesreduce theenginepowerslightly.
@)Note
—Fillingthetankjustonetimewithleaded
fuel orothermetallicadditiveswillcause
permanentdeteriorationtothecatalytic
converterfunction.
—Whengasolinewithanoctaneratingthatis
toolowisused,highspeedsorheavyengine
loadcanleadtoenginedamage.
@Tips
Thevehiclemaybefilledwithfuelthathasa
higheroctaneratingthanwhatisrequiredby
theengine.
Gasolinemixture
GasolinewithalcoholorMTBE(Methyl-Tert-
Butyl-Ether)
Youcan useunleadedgasolinemixedwithalco-
holorMTBE(generallylabeledasoxygenated
compounds)aslongasthefuelmeetsthefollow-
ingconditions:
Gasolinewithmethanolcontent(methylalco-
holormethanol)
—Anti-KnockIndexisatleast87AKI
—Nomorethan3%methanol
—Morethan2%solvent
Gasolinewithethanolcontent(ethylalcoholor
ethanol)
—Anti-KnockIndexisatleast87AKI
—Nomorethan15%ethanol
GasolinewithMTBEcontent
—Anti-KnockIndexisatleast87AKI
—Nomorethan15%MTBE
Gasolineadaptedtotheseason
Manygasolinefuelsareadaptedtotheseasons.
Whentheseasonchanges,werecommendrefu-
elingathigh-trafficgasstations.Itismorelikely
thatthegasolinewillbesuitablefortheseason
there.
()Note
—Gasolinewithmethanolcontentthatdoes
notmeetthespecifiedconditionsmaycause
corrosiondamageanddamagetoplasticor
rubbercomponentsinthefuelsystem.
—Donotusegasoline thatdoesnotmeetthe
specifications.
—Ifyouareunabletofindoutifaspecificgas-
olinemixturemeetsthespecifications,ask
the gasstationoperatorortheirfuelsuppli-
er.
307
>

80A012721BG
CheckingandFilling

Thecorrectfueltypeforyourvehiclecanbe
foundonalabellocatedontheinsideofthefuel
fillerdoor.Foradditionalinformationonfuel,see
=>page307.
Forthetankcapacityinyourvehicle,refertothe
TechnicalData>page372.
Toreducetheriskoffuelleakingoutorvapors
escaping,makesurethatthefueltankisclosed
correctly.OtherwisetheEyindicatorlightwill
turnon.
Ifthecentral lockingsystemmalfunctions,there
isafuelfillerdooremergencyrelease
=>page310.


Z\WARNING
Improperfuelingproceduresandimproper
handlingoffuelcanlead toexplosions,fires,
severeburns,andotherinjuries.
—Donotsmoke.Keepawayfrom openflames.
—Theignitionmustbeswitchedoffwhenre-
fueling.
—Mobiledevices,radiodevices,andotherra-
dioequipmentshouldalways be switched
offwhenrefueling.Electromagneticrays
couldcausesparksandstartafire.
—Ifyoudonotinsertthefuelpumpnozzleall
thewayintothefillertube,thenfuelcan
leakout.Spilledfuelcanigniteandstarta
fire.
—Nevergetintothevehiclewhenrefueling.If
thereisanexceptionalsituationwhereyou
mustenterthevehicle,closethedoorand
touchametalsurfacebeforetouching the
fuelpumpnozzleagain.Thiswillreducethe
riskofelectrostaticdischargethatcancause
flyingsparks.Sparks canstarta firewhen
refueling.

—Ifyoumusttransportfuelinafuelcontain-
er,notethefollowing:
—Alwaysplacethefuelcontaineronthe
groundbeforefilling.Neverfillthefuel
containerwithfuelwhileitisinsideoron
thevehicle.Electrostaticdischargecanoc-
curwhilerefuelingandthefuelvapors
couldignite.
—Whenusingfuelcontainersmadeofmet-
al,thefuelpumpnozzlemustalwaysre-
mainincontactwiththecontainertore-
ducetheriskofstaticcharge.
—Insertthefuelpumpnozzleasfaraspos-
sibleintothefilleropeningwhilerefuel-
ing.
—Followtheapplicablelegalregulationsin
thecountrywhereyouaredrivingwhen
using,storingandtransportingfuelcon-
tainers.
—Makesurethatthefuelcontainermeets
theindustrystandards,forexampleANSI
orASTMF852-86.


Z\WARNING
Transportingfuelcontainersinsidethevehicle
isnotrecommended.Fuelcouldleakoutof
thecontainerandignite,especiallyduringan
accident.Thiscan causeexplosions,fires,and

injuries.


))Dependingontheengineandcountry
()Note
—Removefuelthathasoverflowedontoany
vehiclecomponentsimmediatelytoreduce
theriskofdamagetothevehicle.
—Neverdriveuntilthefueltankiscompletely
empty.Theirregularsupplyoffuelthatre-
sultsfromthatcan causeenginemisfires.
Uncombustedfuelmayentertheexhaust
systemandincreasetheriskofdamageto
thecatalyticconverter.
(@)Forthesakeoftheenvironment
Donotoverfillthefueltank,orfuelcouldleak
outwhenthevehicleiswarmingup.
@)Tips
Thefuelfillerdoor onyourvehicledoesnot
lockifyoulockthevehiclefromtheinsideus-
ing
thecentral lockingswitch.
309

80A012721BG
CheckingandFilling



OnBoardDiagnosticSystem(OBD)
TheOnBoardDiagnosticSystemmonitorsthe
engineandtransmissioncomponentsthatinflu-
enceemissions.
aag Ss
°
==oO
OOg
e
ONYON

Fig.255Footwellonleftsideofthevehicle:connection
portfortheOnBoardDiagnosticSystem(OBD)
OnBoardDiagnosticSystem
EnginedatacanbereadoutattheOnBoardDi-
agnosticSystemconnectionportusingaspecial
testingdevice>fig.255.
Indicatorlight
IftheSindicatorlightblinksorturnson,there
isamalfunctionthatiscausingpooremissions
qualityandthatcoulddamagethecatalyticcon-
verter.DriveslowlytoanauthorizedAudidealer
orauthorizedAudiServiceFacilitytohave the
malfunctioncorrected.
Theindicatorlightcanalsoturnonifthefuelfill-
ercapisnotclosedcorrectly>page3081).

ZA\WARNING
Incorrectuseofthe connectionportforthe
OnBoardDiagnosticSystemcancausemal-
functions,whichcanthenresultinaccidents
andseriousinjuries.
—OnlyallowanauthorizedAudidealerorau-
thorizedAudiServiceFacilitytoreadoutthe
enginedata.


))Dependingontheengineandcountry
Enginecompartment
Generalinformation
Specialcareisrequiredifyouareworkinginthe
enginecompartment
Forworkintheenginecompartment,suchas
checkingandfillingfluids,thereisariskofin-
jury,scalding,accidents,andburns.Forthis
reason,followallthewarningsandgeneral
safetyprecautionsprovidedinthefollowingin-
formation.Theenginecompartmentisadan-
gerousarea.>/\.

Z\WARNING
—Turntheengineoff.
—Switchtheignitionoff.
—Settheparkingbrake.
—Selectthe“P”(Park)selectorleverposition.
—Allowtheenginetocool.
—Keepchildrenawayfromtheenginecom-
partment.
—Neverspillfluidsonahotengine.Theseflu-
ids(suchastheanti-freezingagentcon-
tainedinthecoolant)canignite.
—Avoidshortcircuitsintheelectricalsystem.
—Neverreachintotheradiatorfan.Thefanis
temperature-controlledandcanturnon
suddenly,evenwhentheignitionisswitched
off.
—Neveropenthehoodwhenthereissteamor
coolantescapingfromtheenginecompart-
ment,becausethereisariskthatyoucould
beburned.Waituntilnosteamorcoolantis
escaping.
—Neveropenthecaponthecoolantexpan-
siontankwhentheengineiswarm.The
coolingsystemisunderpressure.
—Toprotectyourface,hands,andarmsfrom
hotsteamorcoolant,coverthecapwitha
thick clothwhenopening.
—Donotremovetheenginecoverunderany
circumstances.Thisincreasestheriskof
burns.

311

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CheckingandFilling

Makesurethewiperarmsarenotraisedupfrom
thewindshield.Otherwisethepaintcouldbe
damaged.
Openingthehood
>Withthedooropen,pullthelever<>below
theinstrumentpanelinthedirectionofthear-
row>fig.256.
>Raisethehoodslightly>A\.
>Pressthelever>fig.257inthedirectionofthe
arrow.Thisreleasesthehooks.
>Openthehood.
Closingthehood
>Pushthehooddownuntilyouoverridethe
forceofthestruts.
>Letthehoodfalllightlyintothelatch.Donot
pressitin.>A\.


ZXWARNING
—Neveropenthehoodwhenthereissteamor
coolantescapingfromtheenginecompart-
ment,becausethereisariskthatyoucould
beburned.Waituntilnosteamorcoolantis
escaping.
—Forsafetyreasons,thehoodmustalways be
latchedsecurelywhiledriving.Becauseof
this,alwayscheckthehoodafterclosingit
tomakesureitislatchedcorrectly.Thehood
islatchedifthefrontcornerscannotbelift-
ed.
—Ifyounoticethatthehoodisnotlatched
whileyouaredriving,stopimmediatelyand
closeit,becausedrivingwhenthehoodis
notlatchedincreasestheriskofanaccident.
—Ifthehoodisnotlatchedcompletely,it
couldflyupwhileyouaredrivingandob-
structyourvision.


D)The&>symbolontheleverwasstill beingdesignedat
thetimethismanualwasprinted.
313

80A012721BG
CheckingandFilling

Stopdrivingandswitchtheengineoff.Checkthe
engineoillevel>page315.
—Iftheengineoillevelistoolow,addengineoil
=page316.Onlycontinuedrivingoncethein-
dicatorlightturnsoff.
—Iftheengineoilleveliscorrectandtheindica-
torlightstillturnson,turntheengineoffand
donotcontinuedriving.SeeanauthorizedAudi
dealerorauthorizedAudiServiceFacilityforas-
sistance.
Engineoillevel
Appliesto:vehicleswithoillevelwarning
&Pleaseaddoilimmediately.
Stoptheengineanddonotcontinuedriving.
Checktheengineoillevel>page315andadd
engineoilimmediately>page316.
3Pleaseaddmax.xqt(xJ)oil.Youcancon-
tinuedriving
Addtheamountofoilshownimmediately
=>page316.
Reducingtheoillevel
&Pleasereduceoillevel.
Thereistoomuchoilintheengineandthereisa
risk
ofdamagingthecatalyticconverteror en-
gine.DrivetoanauthorizedAudidealerorau-
thorizedAudiServiceFacilityimmediatelytohave
engineoilextractedifnecessary.Avoidhighen-
ginespeeds,fullacceleration,andheavyengine
loads.
Engineoilsensor
3Oillevelsensor:oilchangenecessary.Please
contactService
Fuelhasenteredtheengineoil.Thiswillcause
theengineoilleveltoriseslowlyandtheengine
oilqualitytodecrease.Donotextractengineoil
toreducethelevel,becausethiswillincreasethe
riskofenginedamage.DrivetoanauthorizedAu-
didealerorauthorizedAudiServiceFacilityim-
mediatelytohaveengineoilextracted.
BsOillevelsystem:malfunction!Pleasecon-
tactService
Thesensorthatcheckstheengineoillevelhas
malfunctioned.Driveimmediatelytoanauthor-
izedAudidealerorauthorizedAudiServiceFacili-
tytohave themalfunctionrepaired.
&Oilpressuresensor:malfunction!Please
contactService
Thesensorthatcheckstheengineoilpressure
hasmalfunctioned.Driveimmediatelytoanau-
thorizedAudidealerorauthorizedAudiService
Facilitytohavethemalfunctionrepaired.
Enginewarm-uprequest
iPleasedrivetowarmupengine
Fuelhasenteredtheengineoil,eitherduetolow
outsidetemperaturesorfrequentshortdrives.
Driveuntiltheengineiswarmso thatthefuelin
theengineoilwillevaporate.Avoidhighengine
speeds,fullaccelerating,andheavyengineloads
whendoingthis.
@Tips
TheoilpressurewarningEBisnot anoillevel
indicator.Alwayschecktheoillevelregularly.
Checkingtheengineoillevel
TheengineoillevelcanbecheckedintheInfo-
tainmentsystem
Observethesafetyprecautions>/A\inGeneral
informationonpage311.
>Parkthevehicleonalevelsurface.
>»Shuttheengineoffwhenitiswarm.
>Switchonlytheignitionbackon.
>Waitapproximatelytwominutes.
>SelectintheInfotainmentsystem:the[MENU
button>Vehicle>leftcontrolbutton>Service
&checks>Oillevel.
>Readtheoillevelinthedisplay.Addengineoil
ifthe barintheoillevelindicatorisjustbelow
“min”>page316.
@)Note
Iftheengineoillevelistoolowortoohigh,
thereisariskofenginedamage.


315

CheckingandFilling

@Forthesakeoftheenvironment
—Beforechangingtheengineoil,makesure
youcandisposeoftheusedengineoilcor-
rectly.
—Engineoilmustalways be disposedofcor-
rectly.Donot dumpitintheyard,inthefor-
est,orinopenwater,riverchannels,orsew-
ers.
—Haveyourusedengineoilrecycledbybring-
ingittoausedoilcollectionsiteorcontact
agasstation.
Coolingsystem
Theenginecoolingsystemisfilledwithamixture
ofpurifiedwaterandcoolantadditiveatthefac-
tory.Thiscoolantmustnot be notchanged.
ThecoolantlevelismonitoredthroughtheBin-
dicatorlight>page22.However,occasionally
checkingthecoolantlevelmanuallyisrecom-
mended.
Coolantadditive
Thecoolantadditiveismadeofanti-freezingand
corrosionprotectionagents.Onlyusethefollow-
ingcoolantadditives.Theseadditivesmaybe
mixedwitheachother.

CoolantadditiveSpecification
G12++TL774G
G13TL774J


Theamountofcoolantadditivethatneedstobe
mixedwithwaterdependsontheclimatewhere
thevehiclewillbeoperated.Ifthecoolantaddi-
tivepercentageistoolow,thecoolantcanfreeze
anddamagetheengine.




CoolantFreezeprotec-
additivetion
Warmmin.40%min.-13°F
regionsmax.45%(-25°C)
Cold min.50%max.-40°F
regionsmax.55%(-40°C)

318
@)Note
—Beforethestartofwinter,haveanauthor-
izedAudidealerorauthorizedAudiService
Facilitycheckifthecoolantadditiveinyour
vehiclematchesthepercentageappropriate
fortheclimate.Thisisespeciallyimportant
whendrivingincolderclimates.
—Iftheappropriatecoolantadditiveisnot
availableinanemergency,donotadd any
otheradditive.Youcoulddamagetheen-
gine.Ifthishappens,onlyusewaterandre-
storethecorrectmixtureratiowiththe
specifiedcoolantadditiveassoonaspossi-
ble.
—Onlyrefillwithnewcoolant.
—Radiatorsealantmustnotbemixedwith
thecoolant.
Addingcoolant

=E[RAZ-0540


MIN

Fig.260Enginecompartment-coolantexpansiontank
(diagram):@coverwithreleasebutton;(2)markings
Observethesafetyprecautions>page311,Gen-
eralinformation.
Checkingtheenginecoolantlevel
>»Parkthevehicleonalevelsurface.
>Switchtheignitionoff.
>Readthecoolantlevelonthecoolantexpansion
tank>page314,fig.258.Thecoolantlevel
mustbebetweenthemarkings@)>fig.260
whentheengineiscold.Whentheengineis
warmitcanbeslightlyabovetheuppermark-
ing.
Addingcoolant
Requirement:theremustbearesidualamountof
coolantintheexpansiontank>@).

CheckingandFilling


—Ifthebrakefluidisold,bubblesmayformin
thebrakesystemduringheavybraking.This
couldimpairbrakingperformanceanddriv-
ingsafety,whichincreasestheriskofanac-
cident.
— Thebrakefluidinyourvehiclemustmeet
thestandardVW50114andisavailableat
anauthorizedAudidealerorauthorizedAu-
diServiceFacility.Ifthisbrakefluidisnot
available,anotherhigh-gradebrakefluidof
equivalentqualitymaybeused,anditmust
meettheU.S.FederalMotorVehicleStand-
ard(FMVSS)116DOT4,Class6.

@Note
—IfthebrakefluidlevelisabovetheMAX
marking,brakefluidmayleakoutoverthe
edgeofthereservoirandresultindamage
tothevehicle.
—Donotallowanybrakefluidtocomeinto
contactwiththevehiclepaint,becauseit
willcorrodethepaint.
Electricalsystem
Iftheieorfmindicatorlightturnson,thereisa
malfunctioninthegenerator,thebattery,orthe
vehicleelectricalsystem.
=Electricalsystem:malfunction!Safelystop
vehicle
Donotcontinuedrivingandswitchtheengineoff
=>AX.SeeanauthorizedAudidealerorauthorized
AudiServiceFacilityforassistance.
=Electricalsystem:malfunction!Restartnot
possible.PleasecontactService
Itwillnot bepossible torestarttheengineonce
youturnitoff.Vehiclefunctions/drivingstability
maybelimited.DrivetoanauthorizedAudideal-
erorauthorizedAudiServiceFacilityimmediate-
ly.
=Electricalsystem:malfunction!Pleasecon-
tactService
Switchoffallelectricalequipmentthatisnot
needed.Vehiclefunctions/drivingstabilitymay
320
belimited.DrivetoanauthorizedAudidealeror
authorizedAudiServiceFacilityimmediately.
=Electricalsystem:lowbatterycharge.Bat-
tery
willbechargedwhiledriving
Thestartingabilitymaybeimpaired.
Ifthismessageturnsoffafteralittlewhile,the
vehiclebatteryhaschargedenoughwhiledriving.
Ifthismessagedoesnotturnoff,driveimmedi-
atelytoanauthorizedAudidealerorauthorized
AudiServiceFacility.

ZAWARNING
Whenthereisanelectricalsystemmalfunc-
tion,vehiclefunctionsmaynotworkanddriv-
ingstabilitymaybelimited,whichincreases
theriskofanaccident.Stopdrivingand
switchtheengineoff.SeeanauthorizedAudi
dealerorauthorizedAudiServiceFacilityfor
assistance.


Battery
Palaees)
Becauseofthecomplexpowersupply,allworkon
batteriessuchasdisconnecting,replacing,etc.,
should only beperformedby anauthorizedAudi
dealerorauthorizedAudiServiceFacility>A\.
Multiplebatterieswithdifferenttechnologies
maybeinstalledinyourvehicle:
—Vehiclebattery(forexample,forstartingthe
engine,basicpowersupply)>page321,Lead
batteryor>page321,Otherbatterytypes
—Auxiliarybattery(forexample,forrecuperation
oroptionalequipment)>page321,Otherbat-
terytypes
Notrunningthevehicleforlongperiodsof
time
Thebatterywillgraduallydrainifthevehicle
doesnotrunforlongperiodsoftime.Toensure
thatthevehiclecanstill bestarted,theelectrical
equipmentwillbereducedorswitchedoff
=>page148.Someconveniencefunctions,such
asinteriorlightingorpowerseatadjustment,
maynotbeavailableundercertain