2019 AUDI Q5 check engine

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>@).

80A012721BG
CheckingandFilling

Ifyoumustaddcoolant,useamixtureofwater
andcoolantadditive.Mixing thecoolantadditive
withdistilledwaterisrecommended.
>Allowtheenginetocool.
>
Placealarge,thicktowelonthecoolantexpan-
siontankcover.
>Pushthereleasebutton@)>fig.260onthe
cap
andcarefullyturnittotheleftuntilyou
feelresistance>/\.
>Pushthereleasebuttonagainandremovethe
capcompletely.
»Addcoolantmixedinthecorrectratio
=page318uptotheMAXmarking.
>Makesurethatthefluidlevelremainsstable.
Add morecoolantifnecessary.
>Turn the captotherighttotightenituntilyou
feelresistanceasecondtime.
Coolantlossusuallyindicatesthatthereisaleak.
Immediatelydriveyourvehicletoanauthorized
AudidealerorauthorizedAudiServiceFacility
andhavethecoolingsysteminspected.Ifthe
coolingsystemisnotleaking,coolantlosscanre-
sultfromthecoolantboilingdueoverheating
andthenbeingforcedoutofthecoolingsystem.

C@)Note
Donotaddcoolantiftheexpansiontankis
empty.Theremaybeairinthecoolingsys-
tem,whichincreasestheriskofenginedam-
age.Ifthisisthecase,donotcontinuedriv-
ing.SeeanauthorizedAudidealerorauthor-
izedAudiServiceFacilityforassistance.
Brakefluid
a a 9 “
oOoO


ZAWARNING
— Theenginecompartmentinanyvehiclecan
be
adangerousarea.Stoptheengineandal-
lowitto coolbeforeworkingintheengine
compartment.Alwaysfollowtheinforma-
tionfoundin>page311,Generalinforma-
tion.
—Neveropenthehoodifyoucan seeorhear
steamorcoolantescapingfromtheengine
compartment.This increasestheriskof
burns.Thecoolingsystemisunderpressure.
Whenyounolongerseeorhearsteamor
coolantescaping,youmayopentheengine
compartmentwithcaution.
—Whenworkingintheenginecompartment,
rememberthattheradiatorfancanswitch
oneveniftheignitionisswitchedoff,which
increasestheriskofinjury.
—Coolantadditiveandcoolantcanbedanger-
oustoyourhealth.Forthisreason,storethe
coolantintheoriginalcontainerandaway
fromchildren.Thereisariskofpoisoning.

Fig.261Enginecompartment:caponbrakefluidreservoir
Observethesafetyprecautions>A\inGeneral
informationonpage311.
Checkingthebrakefluidlevel
>Readthebrakefluidlevelonthebrakefluidres-
ervoir>page314,fig.258.Thebrakefluidlev-
elmustbebetweentheMINandMAXmarkings
of.
Thebrakefluidlevelismonitoredautomatically.
Changingthebrakefluid
Brakefluidshould bechangedatregularinter-
vals.Havethebrakefluidchangedbyanauthor-
izedAudidealerorauthorizedAudiServiceFacili-
ty.TheauthorizedAudidealerorauthorizedAudi
ServiceFacilitywillinformyouofthereplace-
mentintervals.

ZA\WARNING
—IfthebrakefluidlevelisbelowtheMIN
marking,itcanimpairthebrakingeffectand
drivingsafety,whichincreasetheriskofan
accident.Donotcontinuedriving.Seeanau-
thorizedAudidealerorauthorizedAudi
ServiceFacilityforassistance.>


319

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

80A012721BG
CheckingandFilling

circumstances.Theseconveniencefunctionswill
beavailableagainonceyouswitchtheignitionon
andstarttheengine.
Evenwhenelectricalequipmentisswitchedoff,
theequipmentcanstilldrainthebatteryifthe
vehicleisnotdrivenforLongperiodsoftime.
Deepdrainingresultsinachemicalreactionthat
destroys
theinsideofthebattery.Thebattery
mustbechargedeverymonthtopreventthis
=page322.ContactanauthorizedAudidealeror
authorizedAudiServiceFacilityformoreinfor-
mation.
Winteroperation
Coldweatherplaceshigherdemandsonthebat-
tery.Thisresultsinreducedstartingability.Have
thebatterycheckedbyanauthorizedAudidealer
orauthorizedAudiServiceFacilitybeforecold
weatherbegins.

ZAWARNING
—Allworkonthebatteryorelectricalsystem
inyourvehiclecanresultininjuries,chemi-
calburns,accidents,or burns.Becauseof
this,allworkmustbeperformedonlyby an
authorizedAudidealerorauthorizedAudi
ServiceFacility.
—Neverconnectthechargingcableorjump
startcabledirectlytoyourvehiclebattery.
Onlyuse the connectionsintheenginecom-
partment>page322.

ZAWARNING
CaliforniaProposition65Warning:
—Batteryposts,terminalsandrelatedacces-
soriescontainleadandleadcompounds,
chemicalsknowntotheStateofCalifornia
tocausecancerandreproductiveproblems.
Washhandsafterhandling.

@)Note
—Ifthevehiclewillbe parkedforlongperiods
oftime,protectthebatteryagainstthecold
sothatitwillnot bedestroyedby“freezing”
=page322,Chargingthebattery.
—Thereareelectricalcomponentsunderthe
cargofloorbehindatrimpanelthatwarm
upduringoperation.To reducetheriskof
thecomponentsoverheating, donotstore
objectssuchasblanketsunderthecargo
floor.Ifthecomponentsoverheat,theywill
switchofftemporarily.Thiswillbeindicated
byamessagethatwillbedisplayedinthe
instrumentclusteruntilthetemperaturere-
turnstonormal.
Leadbattery
Explanationofwarnings:
Alwaysweareyeprotection.
Batteryacidishighlycorrosive.Always
wearprotectiveglovesandeyeprotection.
®Fire,sparks,openflame,andsmokingare
@/
ao


forbidden.
Ahighlyexplosivemixtureofgasescan
Aformwhenchargingbatteries.

Alwayskeepchildrenawayfrombattery
6)acidandthebattery.

Alwaysfollowtheinstructionsintheoper-
atingmanual.

(@)Forthesakeoftheenvironment
©¥Donotdisposeofleadbatteriesin
householdtrash.Theycontainharmfulsub-
stances,suchassulfuricacidandlead,andal-
sorecyclablerawmaterials.Contact anau-
thorizedAudidealerorauthorizedAudiServ-
iceFacilityformoreinformation.
Otherbatterytypes
Explanationofwarnings:
Fire,sparks,openflame,andsmokingare
®&forbidden.
Alwayskeepchildrenawayfrombattery
®)acidandthebattery.


@/|Alwaysfollowtheinstructionsintheoper-
(QQ|atingmanual.

321

CheckingandFilling


ZA\WARNING
Allworkonthebatteriesmustonlybeper-
formedbyanauthorizedAudidealerorau-
thorizedAudiServiceFacility.
—Gasesthatescapefromthesedifferentbat-
terytypescanbepoisonousorflammable.
— Thecontentsofthesebatterytypescanbe
corrosive.Ifanybatterycontentscomeinto
contactwiththeskin,flushtheaffected
areaforatleast15minuteswithcleanwa-
ter.Thenwashtheaffectedareawithsoap.
Havetheaffectedareaexaminedbyamedi-
calprofessional.
@)Note
Componentsmustnot beconnectedtothe
batteryterminalsandwiresonthesebattery
typesbecausethisincreasestheriskofdam-
age,forexampleduetoovervoltage.

@)Forthesakeoftheenvironment
XXDonotdisposeofthesetypesofbatter-
iesinhouseholdtrash.Theycontainharmful
substancesandrecyclablerawmaterials.Con-
tactanauthorizedAudidealerorauthorized
AudiServiceFacilityformoreinformation.


Chargingthebattery
BFY-0029
a.¥
Fig.262Enginecompartment:connectorsforachargeror
jumpstartcables
Notethesafetyprecautions>page311,General
information,>/\inBatterygeneralinforma-
tiononpage321and>/\.
Requirement:onlyusechargers withamaximum
chargingcurrentof14.8volts.Thebatteryca-
blesremainconnected.
322
>Switchofftheignitionandallelectricalequip-
ment.
>Openthehood>page312.
>Openthecoveronthepositiveterminal
>fig.262.
>Clampthechargerterminalclampstothejump
startpinsaccordingtotheinstructions.(pinun-
der thecover=“positive”,pinwithhexagonal
head=“negative”).
> Insertthepowercableforthechargingdevice
intothesocketandswitchthedeviceon.
>Attheendofthechargingprocess,switchthe
chargeroffandpullthepowercableoutofthe
socket.
>Removethechargingdeviceterminalclamps.
>Closethecoveronthepositiveterminal.
>Closethehood>page312.

Z\WARNING
—Neverconnectthechargingcabledirectlyto
yourvehiclebattery.Onlyusethe connec-
tionsintheenginecompartment
>page322.
—Ahighlyexplosivemixtureofgasescanform
whenchargingbatteries.Onlychargethe
batteryinwell-ventilatedareas.
—Adrainedbatterycanfreezeattempera-
turesaround32°F(0°C).Donotchargeor
useafrozenorthawedbattery.Ificeforms,
thebatteryhousingcancrackandbattery
electrolytecanleakout,whichincreasesthe
riskofanexplosionandchemicalburns.
ContactanauthorizedAudidealerorauthor-
izedAudiServiceFacilityformoreinforma-
tion.
—Donotconnectordisconnectthecharging
cablewhilechargingbecausethisincreases


theriskofanexplosion.
@Tips
Readallofthemanufacturer'sinstructions
forthechargerbeforechargingthebattery.

80A012721BG
CheckingandFilling

Windshieldwasher
system

B4M-0135}

Fig.263Enginecompartment:washerfluidreservoircap
ThewindshieldwasherfluidreservoirScontains
thecleaningsolutionforthewindshieldandthe
headlightwashersystem*>page314,fig.258.
Thereservoircapacitycan befoundin
=>page372.
Toreducetheriskof limescaledepositsonthe
spraynozzles,usecleanwaterwithlowamounts
ofcalcium.Alwaysaddwindowcleanertothewa-
ter.Whentheoutsidetemperaturesarecold,an
anti-freezingagentshould beaddedtothewater
sothatitdoesnotfreeze.
@Note
—Theconcentrationofanti-freezingagent
mustbeadjustedtothevehicleoperating
conditionsandtheclimate.Aconcentration
thatistoohighcanleadtovehicledamage.
—Neveraddradiatoranti-freezeorotheraddi-
tivestothewasherfluid.
—Donotuseaglasscleanerthat contains
paintsolvents,becausethiscoulddamage
thepaint.
Serviceintervaldisplay
Theserviceintervaldisplaydetectswhenyourve-
hicleisdueforservice.
Checkingserviceintervals
Youcanchecktheremainingdistanceortimeun-
tilthenextoilchangeornextinspectioninthe
Infotainmentsystem.

>SelectintheInfotainmentsystem:the[MENU
button>Vehicle>leftcontrolbutton>Service
&checks>Serviceintervals.

Resettingtheindicator
AnauthorizedAudidealerorauthorizedAudi
ServiceFacilitywillresettheserviceintervaldis-
playafterperformingservice.
Ifyouhavechangedtheoilyourself,youmustre-
settheoilchangeinterval.

>SelectintheInfotainmentsystem:the[MENU
button>Vehicle>leftcontrolbutton>Service
&checks>Serviceintervals>Resetoilchange
interval.

Ifanoilchangeorinspectionisdue,youcanac-
cessitintheInfotainmentsystem.Thedisplay
worksintwostages:
—Servicereminder:afteracertaindistanceis
driven,amessageappearsintheinstrument
clusterdisplayeverytimetheignitionisswitch-
edon.Theremainingdistanceandtimeisdis-
playedbriefly.
—Servicedue:ifyourvehiclehasreachedaserv-
iceinterval,amessageappearsbrieflyafter
switchingtheignitionon.
CG)Note
—Onlyresettheoilchangeindicatoriftheoil
waschanged.
—Followingtheserviceintervalsiscriticalto
maintainingtheservicelifeandvalueof
yourvehicle,especiallytheengine.Evenif
themileageonthevehicleislow,donotex-
ceedthetimeforthenextservice.
323

80A012721BG
Emergencyassistance

Emergencyassistance
Generalinformation
>Parkthevehicleasfaraspossiblefrommoving
trafficinthe eventofabreakdown.Intheevent
ofaflattire,parkthevehicleonalevelsurface.
Ifyouareonasteephill,beespeciallycareful.
>Set theparkingbrake.
>Switchtheemergencyflasherson.
>Havethepassengersexitthevehicle.They
shouldmovetoasafeplace,forexamplebe-
hindaguardrail.

ZAWARNING
Follow thestepsgivenabove.Thisisforyour
protectionandtheforthesafetyof otherson
theroad.

Equipment
Vehicletoolkit,tiremobilitykit,and
vehiclejack
Appliesto:vehicleswiththevehicletoolkit,tiremobilitykit,
andvehiclejack


Fig.268Luggagecompartment:vehicletoolkit,vehicle
jack,tiremobilitykit,andcompressor
Thevehicletoolkit,vehiclejack,tiremobilitykit
andcompressorarestoredintheluggagecom-
partmentunderthecargofloorcover.Liftthe
cargofloorusingthehandle.

ZAWARNING
Improperuseofthevehiclejackcan causese-
riouspersonalinjuries.
—Neverusethescrewdriverhexheadtotight-
enwheelbolts,sincetheboltscannotattain
thenecessarytighteningtorqueifyouuse



the hexhead,potentiallycausinganacci-
dent.
— Thefactory-suppliedjackisintendedonly
foryourvehiclemodel.Undernocircum-
stancesshoulditbeusedtoliftheavyvehi-
clesorotherloads;youriskinjuringyour-
self.
—Neverstarttheenginewhenthevehicleis
raised,whichcouldcauseanaccident.
—Supportthevehiclesecurelywithappropri-
atestandsifworkistobeperformedunder-
neaththevehicle;otherwise, thereisapo-
tentialriskforinjury.
—NeverusethejacksuppliedwithyourAudi
onanothervehicle,particularlyonaheavier
one.Thejackisonlysuitableforuseonthe
vehicleitcamewith.
G@)Tips
Thevehiclejackinyourvehicleismainte-
nance-free.

Tiremobilitykit
Appliesto:vehicleswithtiremobilitykit
>Readandfollowtheimportantsafetyprecau-
tions>page349.
>Set theparkingbrake.
>Selectthe"P"selectorleverposition.
> Checkifarepairwiththetiremobilitykitispos-
sible>page349.
OTemaaRieeechaAldi
Appliesto:vehicleswithtiremobilitykit

B8K-1475



Fig.269Tire: tiredamagethatcannotberepaired
349

Fusesandbulbs

@)Note
Ifanewfuseburnsoutagainshortlyafteryou
haveinstalledit,havetheelectricalsystem
checkedassoonaspossibleby anauthorized
AudidealerorauthorizedAudiServiceFacili-
ty.
@)Tips
— Thefollowingtabledoesnotlistfuseloca-
tionsthatarenotused.
—Someoftheequipmentlistedinthefollow-
ingtablesappliesonlytocertainmodelver-
sionsorcertainoptionalequipment.


Fig.280Driver'sfootwell(left-handdrivevehicle):fuse
panelwithplasticclip
358
Fig.281Frontpassenger'sfootwell(right-handdrivevehi-
a 5 g
2
g

cle):fusepanelwithplasticclip

Fusepanel


No.Equipment

Enginecomponents

Fuelinjectors,crankcasehousingheater

K
Vacuumpump,hotwaterpump,exhaust
doors,radiatorsensor

Brakelightsensor

Enginevalves,camshaftadjustment

Heatedoxygensensors

OI
NID
u
Waterpump

Hotwaterpump

10Oilpressuresensor,oiltemperaturesensor

11Clutchpedalpositionsensor,enginestart

12Enginevalves

13Radiatorfan

14Fuelinjectors

15Ignitioncoils,heatedoxygensensors

16Fuelpump

Fuse


No.Equipment

Anti-theftalarmsystem


Enginecontrolmodule