sensor AUDI A4 2019 Service Manual

8W0012721BG
Airbagsystem

tailSelecaetLiamiedoMolmat-Mdal-1-)
airbagsystem
Airbagsareonlysupplementalrestraints.Always
wearsafetybeltscorrectlyandrideinaproper
seatingposition.
Thereisalotthatyou andyourpassengersmust
knowanddotohelpthesafetybeltsandairbags
toprovidesupplementalprotection.

Z\WARNING
Aninflatingkneeairbagcancauseseriousin-
jury.Wearingsafetybeltsincorrectlyandim-
properseatingpositionsincreasetheriskof
seriouspersonalinjuryanddeathwhenevera
vehicleisbeingused.
— Thekneeairbagsystemcannotprotectyou
properlyifyouareseatedtooclosetoanyof
theairbaglocations.Whenadjustingtheir
seatpositions,it isimportantthatboththe
driverandthefrontpassengerkeeptheir
upperbodiesandkneesatthefollowing
minimumsafedistances:
—atleast10inches(25cm)betweenthe
chestandthesteeringwheel/instrument
panel.
—atleast4inches(10cm)betweenthe
kneesandthelowerpartoftheinstru-
mentpanel.
—Theriskofpersonalinjuryincreasesifyou
leanforwardortotheside,oriftheseatis
improperlypositionedandyouarenotwear-
ingyoursafetybelt.Theriskincreaseseven
moreshouldtheairbagdeploy.
—Alwaysmakesurethatthekneeairbagcan
inflatewithoutinterference.Objectsbe-
tweenyouandtheairbagcanincreasethe
riskofinjuryinanaccidentbyinterfering
withthewaytheairbagdeploysorbybeing
pushedintoyouastheairbagdeploys.
—Neverletanybody,especiallychildrenor
animalsrideinthefootwellinfrontofthe
passengerseat.Iftheairbagdeploys,this
canresultinseriousorfatalinjuries.
—Nevercarryobjectsofanykindinthefoot-
wellareainfrontofthedriver'sor pas-
senger'sseat.Bulkyobjects(shopping

bags,forexample)caninterferewithor

preventproperdeploymentoftheairbag.
Smallobjectscanbethrownthroughthe
vehicleiftheairbagdeploysandinjureyou
oryourpassengers.
— Makesuretherearenocracks,deepscratch-
esorotherdamageintheareaoftheinstru-
mentpanelwherethekneeairbagsarelo-
cated.
—Ifchildrenareincorrectlyseated,theirrisk
ofinjuryincreasesinacollision>page285,
Childsafety.


Sideairbags
Descriptionof sideairbags
Theairbagsystemcanprovidesupplemental
protectiontoproperlyrestrainedoccupants.
QS
9
==3S

Fig.233Sideairbaglocationinthedriver'sseat
Thesideairbagsarelocatedinthesidesofthe
frontseatbackrests>fig.233andtherearback-
rest*facingthedoors.
Thesideairbagsinstalledforthefrontseating
positionshavebeendesignedandcertifiedto
helpreducetheriskofinjurythatcanbecaused
byairbagswhentheyinflate,particularlywhen
theoccupantsittingnexttoitisnotseatedprop-
erly.Thesideairbagforthefrontpassengerseat
canbeusedwithproperlyinstalledchildre-
straints.Pleasebesuretoreadtheimportantin-
formationandwarningswheneverusingachild
restraintinavehicle:Safetybelts>page253,
Airbagsystem>page261,Childsafety
=>page285.
Thesideairbagsystembasicallyconsistsof:
—theelectroniccontrolmoduleandexternalside
impactsensors
279
>

Airbagsystem

—thetwosideairbagslocatedinthesidesofthe
frontbackrests
—tworearsideairbags*
—theairbagwarninglightintheinstrumentclus-
ter.
Theairbagsystemismonitoredelectronicallyto
makecertainthatitisfunctioningproperlyatall
times.Eachtimeyouturnontheignition,theair-
bagsystemindicatorlightwillcomeonforafew
seconds(selfdiagnostics).
Thesideairbagsystemsupplementsthesafety
beltsandcanhelptoreducetheriskofinjuryto
thedriver's,frontandrear*passenger'supper
torsoonthesideofthevehiclethatisstruckina
sidecollision.Theairbagdeploysonlyinsideim-
pactsandonlywhenthevehicleaccelerationreg-
isteredbythecontrolunitishighenough.Ifthis
rateisbelowthereferencevalueprogrammedin-
tothecontrolunit,thesideairbagswillnotbe
triggered,eventhoughthecarmaybebadly
damagedasaresultofthecollision.Itisnotpos-
sibletodefineanairbagtriggeringrangethat
willcovereverypossibleangleofimpact,since
thecircumstanceswillvaryconsiderablybetween
onecollisionandanother.Importantfactorsin-
clude,forexample,thenature(hardorsoft)of
theimpactingobject,theangleofimpact,vehicle
speed,etc.>page281,Importantsafetyin-
structionsonthesideairbagsystem.
Asidefromtheirnormalsafetyfunction,safety
beltsworktohelpkeepthedriverorfrontpas-
sengerinpositionintheeventofasidecollision
sothatthesideairbagscanprovideprotection.
Theairbagsystemisnotasubstituteforyour
safetybelt.Rather,itispartoftheoveralloccu-
pantrestraintsysteminyourvehicle.Alwaysre-
memberthatthesideairbagsystemcanonly
helptoprotectyouifyouarewearingyoursafety
beltandwearingitproperly.Thisisanotherrea-
sonwhyyoushouldalwayswearyoursafety
belts,notjustbecausethelawrequiresyoutodo
so>page253,Generalinformation.
Itisimportanttorememberthatwhilethesup-
plementalsideairbagsystemisdesignedtore-
duce
thelikelihoodofseriousinjuries,otherinju-
ries,forexample,swelling,bruising,friction
280
burnsandminorabrasionscanalsobeassociated
withdeployedsideairbags.Remembertoo,side
airbagswilldeployonlyonceandonlyincertain
kindsofaccidents-yoursafetybeltsarealways
theretoofferprotection.
Vehicledamage,repaircosts oreventhelackof
vehicledamagearenotnecessarilyanindication
ofover-sensitiveorfailedairbagactivation.In
somecollisions,bothfrontandsideairbagsmay
inflate.Remembertoo,thatairbagswilldeploy
onlyonceandonlyincertainkindsofcollisions-
yoursafetybeltsarealwaystheretoofferprotec-
tioninthoseaccidentsinwhichairbagsarenot
supposedtodeployorwhentheyhavealready
deployed.
Thesideairbagsystemwillnotdeploy:
—whentheignitionisturnedoff
—insidecollisionswhentheaccelerationmeas-
uredby thesensoristoolow
—infront-endcollisions
—inrear-endcollisions
—inrollovers.
Insometypesofaccidentsthefrontairbags,side
curtainairbagsandsideairbagsmaybetriggered
together.

Z\WARNING
—Safetybeltsandtheairbagsystemwillonly
provideprotectionwhenoccupantsarein
theproperseatingposition>page281.
-Iftheairbagindicatorlight>page23
comeswhenthevehicleisbeingused,have
thesysteminspectedimmediatelybyyour
authorizedAudidealer.Itispossiblethat
theairbagwillinflatewhenitisnotsup-
posedto,orwillnotinflatewhenitshould.

Airbagsystem


bybeingpushedintoyouastheairbagin-
flates.
—Neverplaceorattachaccessoriesorother
objects(suchascupholders,telephone
brackets,orevenlarge,bulkyobjects)on
thedoors,overorneartheareamarked
“AIRBAG”ontheseatbackrests.
—Suchobjectsandaccessoriescanbecome
dangerousprojectilesandcauseinjury
whenthesupplementalsideairbagde-
ploys.
—Nevercarryanyobjectsorpetsinthede-
ploymentspacebetweenthemandtheair-
bagsor allowchildrenorotherpassengers
totravelinthisposition.
—Alwaysusethebuilt-incoathooks*onlyfor
lightweightclothing.Neverleaveanyheavy
orsharp-edgedobjectsinthepocketsthat
mayinterferewithsideairbagdeployment
andcan causepersonalinjuryinanaccident.
—Alwayspreventthesideairbagsfrombeing
damagedbyheavyobjectsknockingagainst
orhittingthesidesoftheseatbacks.
— Theairbagsystemcanonlybetriggered
once.Iftheairbaghasbeentriggered,the
systemmustbereplacedbyanauthorized
Audidealership.
—Damage (cracks,deepscratchesetc.)tothe
originalseatcoversortotheseaminthe
areaofthesideairbagmodulemustalways
berepairedimmediatelybyanauthorized
Audidealer.
—Ifchildrenareseatedimproperly,theirrisk
ofinjuryincreasesinthecase ofanaccident
=page285,Childsafety.
—Neverattempttomodifyanycomponentsof
theairbagsysteminanyway.
—Inasidecollision,sideairbagswillnotfunc-
tionproperlyifsensorscannotcorrectly
measureincreasingairpressureinsidethe
doorswhenairescapesthroughlarger,un-
closedopeningsinthedoorpanel.
—Neverdrivewithinteriordoortrimpanels
removed.
—Neverdrivewhenpartshavebeenremoved
fromtheinsidedoorpanelandtheopen-



282
ingstheyleavehave notbeenproperly
closed.
—Neverdrivewhenloudspeakersinthe
doorshavebeenremovedunlessthe
speakerholeshavebeenproperlyclosed.
—Alwaysmakecertainthatopeningsare
coveredorfilledifadditionalspeakersor
otherequipmentisinstalledintheinside
doorpanels.
—Alwayshaveworkonthedoorsdonebyan
authorizedAudidealerorqualifiedwork-
shop.

Sidecurtainairbags
pyreeteelmeee]ilarleh
Theside curtainairbagscanprovidesupplemen-
talprotectiontoproperlyrestrainedoccupants.

B8W-0056.

Fig.235Sidecurtainairbags,driver'sside:location
Thesidecurtainairbagsarelocatedonbothsides
oftheinteriorabovethefrontandrearsidewin-
dows>fig.235.
Thesidecurtainairbagscontainfeaturesthat
provideejectionmitigationtohelppreventvehi-
cleoccupantsorparts oftheirbodiesfrombeing
completelyorpartiallyejectedfromthevehicle
interiorincertainsideimpactsandvehicleroll-
overs.
Thesidecurtainairbagsystemsupplementsthe
safetybeltsandcanhelptoreducetheriskofin-
juryforoccupants'headsanduppertorsoina
sidecollision.Thesidecurtainairbaginflatesin
sideimpactsandonlywhenthevehicleaccelera-
tionregisteredby thecontrolunitishighenough.
Ifthisrateisbelowthereferencevalueprogram-
medintothecontrolunit,thesidecurtainairbag>

8W0012721BG
Airbagsystem

willnot betriggered,eventhoughthecarmaybe
badlydamagedasaresultofthecollision.Itis
notpossibletodefineanairbagtriggeringrange
thatwillcover everypossibleangleofimpact,
sincethecircumstanceswillvaryconsiderablybe-
tweenonecollisionandanother.Importantfac-
torsinclude,forexample,thenature(hardor
soft)oftheimpactingobject,theangleofim-
pact,vehiclespeed,etc.>page283,Howside
curtainairbagswork.
Asidefromtheirnormalsafetyfunction,safety
beltsworktohelpkeepthedriverorfront pas-
sengerinpositioninthe eventofacollisionso
that
thesidecurtainairbagscanprovideprotec-
tion.
Theairbagsystemisnotasubstituteforyour
safetybelt.Rather,itispartoftheoveralloccu-
pantrestraintsysteminyourvehicle.Alwaysre-
memberthattheairbagsystemcanonlyhelpto
protectyouifyouarewearingyoursafetybelt
andwearingitproperly.Thisisanotherreason
whyyoushould alwayswearyoursafetybelts,
notjustbecausethelawrequiresyoutodoso
=page253,Generalinformation.
Itisimportanttorememberthatwhiletheside
curtainairbagsystemisdesignedtohelpreduce
thelikelihoodof seriousinjuries,otherinjuries,
forexample,swelling,bruising,frictionburns
andminorabrasionscanalsobeassociatedwith
theseairbagsupondeployment.Remembertoo,
theseairbagswilldeployonlyonceandonlyin
certainkindsofaccidents-yoursafetybeltsare
alwaystheretoofferprotection.
Thesidecurtainairbagsystembasically
consistsof:
—Theelectroniccontrolmoduleandexternalside
impactsensors
—Thesidecurtainairbagsabovethewindowsof
theouterseatingpositionswithejectionmiti-
gationfeatures
—Theairbagindicatorlightintheinstrument
panel
Theairbagsystemismonitoredelectronicallyto
makecertainitisfunctioningproperlyatall
times.Eachtimeyouturnontheignition,theair-
bagsystemindicatorlightwillcomeonforafew
seconds(selfdiagnostics).
Thesidecurtainairbagisnotactivated:
—iftheignitionisturnedoff
—insidecollisionswhentheaccelerationmeas-
uredbythesensoristoolow
—inrear-endcollisions.

Z\WARNING
—Safetybeltsandtheairbagsystemwillonly
provideprotectionwhenoccupantsarein
theproperseatingposition>page58,
Frontseats.
—Iftheairbagindicatorlight>page23
comeswhenthevehicleisbeingused,have
thesysteminspectedimmediatelybyyour
authorizedAudidealer.Itispossiblethat
theairbagwillinflatewhenitisnotsup-
posedto,orwillnotinflatewhenitshould.
Howsidecurtainairbagswork
Sidecurtainairbagscanworktogetherwithside
airbagstohelpreducetheriskofheadandupper
torsoinjuriesforoccupantswhoareproperlyre-
strained.

~iBSs
2 = S 3


Fig.236Illustrationofprinciple:Inflatedsidecurtainair-
bagsontheleftside
Thesidecurtainairbagsinflatebetweentheoc-
cupantandthewindowsinasidecollision
>fig.236.
When
thesystemistriggered,thesidecurtain
airbagisfilledwithpropellantgasandbreaks
throughaseamabovethefrontandrearside
windowsidentifiedby theAIRBAGlabel.Inorder
tohelpprovidethisadditionalprotection,the
283
>

CheckingandFilling

@®Engineoillabel*withVWstandard
=>page312
©Coolantexpansiontank(-£)>page316
©Brakefluidreservoir(C))>page317
Thecoolantexpansiontankandtheengineoil
fillingopeningmaybelocatedindifferentplaces
within
theenginecompartment,dependingon
theengineversion.
Engineoil
Iftheengineoillevelistoolow
Ifyouneedtoaddengineoil,useanoilthatis
listedonthesticker.Thestickerislocatedatthe
frontoftheenginecompartment>page311,
fig.256.
Iftherecommendedengineoilisnotavailable,in
anemergencyyoumayaddamaximumof1
quart(1liter)ofACEAC3orAPISNengineoil
onetimeuntilthenextoilchange.
Formoreinformationonthecorrectengineoil
foryourvehicle,contactanauthorizedAudideal-
erorauthorizedAudiServiceFacility.Havetheoil
changedbyanauthorizedAudidealerorauthor-
izedServiceFacility.

Audirecommends
Slastiol(ZIDIBIEProrzssional
AudirecommendsusingtheLongLifehigh-per-
formanceengineoilfromAudiGenuineParts.
Messages
Engineoilpressure


&Turnoffengine.Oilpressuretoolow
Stopdrivingandswitchtheengineoff.Checkthe
engineoillevel>page313.
—Iftheengineoillevelistoolow,addengineoil
=>page314.Onlycontinuedrivingoncethein-
dicatorlightturnsoff.
—Iftheengineoilleveliscorrectandtheindica-
torlightstillturnson,turntheengineoffand
do
notcontinuedriving.SeeanauthorizedAudi
dealerorauthorizedAudiServiceFacilityforas-
sistance.
312
Engineoillevel
Applies
to:vehicleswithoillevelwarning
BPleaseaddoilimmediately.
Stoptheengineanddonotcontinuedriving.
Checktheengineoillevel>page313and add
engineoilimmediately>page314.
2Pleaseaddmax.xqt(xl)oil.Youcancon-
tinuedriving
Addtheamountof oil shownimmediately
>page314.
Reducingtheoillevel
3Pleasereduceoillevel.
Thereistoomuchoilintheengineandthereisa
risk
ofdamagingthecatalyticconverteroren-
gine.DrivetoanauthorizedAudidealerorau-
thorizedAudiServiceFacilityimmediatelytohave
engineoilextractedifnecessary.Avoidhighen-
ginespeeds,fullacceleration,andheavyengine
loads.
Engineoilsensor
&Oillevelsensor:oilchangenecessary.Please
contactService
Fuelhasenteredtheengineoil.Thiswillcause
theengineoilleveltoriseslowlyandtheengine
oilqualitytodecrease.Donotextractengineoil
toreducethelevel,becausethiswillincreasethe
riskofenginedamage.DrivetoanauthorizedAu-
didealerorauthorizedAudiServiceFacilityim-
mediatelytohaveengineoilextracted.
&Oillevelsystem:malfunction!Pleasecon-
tactService
Thesensorthatcheckstheengineoillevelhas
malfunctioned.DrivetoanauthorizedAudideal-
erorauthorizedAudiServiceFacilityimmediately
tohavethemalfunctioncorrected.
2Oilpressuresensor:malfunction!Please
contactService
Thesensorthatcheckstheengineoilpressure
hasmalfunctioned.DrivetoanauthorizedAudi
dealerorauthorizedAudiServiceFacilityimmedi-
atelytohavethemalfunctioncorrected.

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

Careandcleaning
Generalinformation
Regular,propercarehelpstomaintainyourvehi-
cle'svalue.Itcanalsobearequirementwhen
submittingwarrantyclaimsforcorrosiondamage
andpaintdefectsonthebody.
Therequiredcleaningandcareproductscanbe
obtained
fromanauthorizedAudidealerorau-
thorizedServiceFacility.Readandfollowthein-
structionsforuseonthepackaging.

ZAWARNING
—Usingcleaningandcareproductsincorrectly
canbedangeroustoyourhealth.
—Alwaysstorecleaningandcareproducts out
ofreachofchildrentoreducetheriskofpoi-
soning.

@Forthesakeoftheenvironment
—Purchaseenvironmentally-friendlycleaning
productsifpossible.
—Donotdisposeofcleaningandcareprod-
uctswithhouseholdtrash.
Carwashes
Thelongerthatdepositssuchasinsects,bird
droppings,treesaporroadsaltremain ontheve-
hicle,themorethesurfacecanbedamaged.High
temperaturessuchasthosecausedbysunlight
increasethedamagingeffect.
Beforewashing,rinseoffheavydepositswith
plentyofwater.
Stubborndepositssuchasbirddroppingsortree
saparebestremovedwithplentyofwateranda
microfibercloth.
Also,washtheundersideofyourvehicleonce
roadsaltstopsbeingusedfortheseason.
Pressurewashers
Whenwashingyourvehiclewithapressurewash-
er,alwaysfollowthe operatinginstructions pro-
videdwiththepressurewasher.Thisisespecially
importantinregardtothepressureandspraying
distance.Donotaimthespraydirectlyatthe
342
sealsonthesidewindows,doors,lidsorthesun-
roof*orattires,rubberhoses,insulatingmateri-
al,sensors*orcameralenses*.Keepadistanceof
atleast16in(40cm).
Donotremovesnowandicewithapressure
washer.
Neveruseconenozzlesorhighpressurenozzles.
Thewatertemperaturemustnotbeabove140°F
(60°C).
Automaticcarwash
Sprayoffthevehiclebeforewashing.
Makesurethatthewindowsandroof*areclosed
andthewindshieldwipersareoff.Followinstruc-
tionsfromthecarwashoperator,especiallyif
thereareaccessoriesattachedtoyourvehicle.
Ifpossible,usecarwashesthatdonothave
brushes.
Washingbyhand
Cleanthevehiclestartingfromthetopandwork-
ingdownwardusingasoftspongeorcleaning
brush.Usesolvent-freecleaningproducts.
Washingvehicleswithmattefinishpaintby
hand
Toreducetheriskofdamagingthepaintwhen
washing,firstremovedustandlargeparticles
fromyourvehicle.Insects,greasespots,andfin-
gerprintsarebestremovedwithaspecialcleaner
formattefinishpaint.
Applytheproductusingamicrofibercloth.Tore-
ducetheriskofdamagingthepaintsurface,do
notuse toomuchpressure.
Rinsethevehiclethoroughlywithwater.Then
cleanusinganeutralshampooandasoftmicro-
fibercloth.
Rinsethevehiclethoroughlyagainandletitair
dry.Removeanywaterresidueusingachamois.

ZAWARNING
—Toreducetheriskofaccidents,onlywash
thevehiclewhentheignitionisoffandfol-
lowtheinstructionsfromthecarwashoper-
ator.

8W0012721BG
Careandcleaning



—Toreducetheriskofcuts,protectyourself—Toreducetheriskofpaintdamage,donot
fromsharpmetalcomponentswhenwash-washthevehicleindirectsunlight.
ingtheunderbodyortheinsideofthewheel—Toreducetheriskofdamage,donotwash
housings.decorativedecals*withapressurewasher.
—Afterwashingthevehicle,thebrakingeffect—Toreducetheriskofdamagetothesurface,
maybedelayedduetomoistureonthedonotuseinsectremovingsponges,kitchen
brakerotorsoriceinthewinter.Thisin-sponges,orsimilaritems.
creasestheriskofanaccident.Thebrakes—Whenwashingmattefinishpaintedvehicle
mustbedriedwithafewcarefulbrakeappli-components:
cations.—Toreducetheriskofdamagetothesur-

face,donotusepolishingagentsorhard
@)Notewax.
—Ifyouwashthevehicleinanautomaticcar—Neveruseprotectivewax.Itcandestroy
wash,youmustfoldtheexteriormirrorsinthemattefinisheffect.
toreducetheriskofdamagetothemirrors.—Donotplaceanystickersormagnetic
Powerfoldingexteriormirrors*mustonlysignsonvehiclecomponentspaintedwith
befoldedinandoutusingthepowerfoldingmattefinishpaint.Thepaintcouldbe
function.damagedwhenthestickersormagnets
—To reducetheriskofdamagetotherimsareremoved.
andtires,comparethewidthbetweenthe
wheelsonyourvehiclewiththedistancebe-@)Forthesakeoftheenvironment
tweentheguiderailsinthecarwash.Onlywashthevehicleinfacilitiesspeciallyde-
—Toreducetheriskofdamage,comparethesignedforthatpurpose.Thiswillreduce the
heightandwidthofyourvehiclewiththeriskofdirtywatercontaminatedwithoilfrom
heightandwidthoftheinsideofthecarenteringthesewersystem.
wash.
Cleaningandcareinformation
Whencleaningandcaringforindividualvehiclearenotlisted,consultanauthorizedAudidealer
components,refertothefollowingtables.TheorauthorizedAudiServiceFacility.Alsofollow
informationcontainedthereissimplyrecommen-__theinformationfoundin>A.
dations.Forquestionsorforcomponentsthat
Exteriorcleaning






ComponentSituationSolution
Windshieldwiper|DepositsSoftclothwithglasscleaner,>page 54
blades
Headlights/DepositsSoftspongewithamildsoapsolution®
Taillights
Sensors/DepositsSensors:softclothwithasolvent-freecleaningsolution
cameralensesCameralenses:softclothwithanalcohol-freecleaningsol-
ution
Snow/iceHandbrush/solvent-freede-icingspray
WheelsRoadsaltWater
BrakedustAcid-freespecialcleaningsolution>

343

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

Index

A
A/C(climatecontrolsystem)..............72
ABS...kee138
AcCcCeSSOri€S.....2...ceeeeeeee62,369
Activelaneassist
Cleaningthecameraarea..............343
alsorefertoAudiactivelaneassist......117
Adaptivecruisecontrol.................102
Cleaningthesensors...............---343
MESSAGES
Seniece» 0consosce» ©ecatons& mcent®weaLil
Predictivecontrol....................101
Adjustingairdistribution(automaticclimate
COMO)was:s &aeres= =eres& 8oeeS7EERee73
Adjustingtheadditionaldisplay...........17
Adjustingthesound..............-...0-244
Adjustingthetemperature(automaticclimate
GOTEFO))wo:= =sewers=BesFERUEBOSERE FOE73
Adjustingthevolume..............20-00517
Advancedkey
refertoConveniencekey........+.0.000-78
AllbaGseen= ewane2geen2 2eweFeGOREeeee261
Airbagsystemssyaw5 xwae5 2gemee261,281
AdvancedAirbagSystemcomponents....268
Care...eeeeee276
Children...0.0...ceeeeeeee287
Childrestraintst:«wees¢ ¢ewes2 sewe= 2He287
Components(frontairbags)............268
Dangeroffittingachildsafetyseatonthe
frontpassengerseat...............05.262
Disposal.....0.0.0...eeeeeeeeeeee276
Frontairbags........ceceeeeeeeeee266
Howdothefrontairbagswork?.........271
Howmanyairbagsdoesmyvehiclehave?.268
HowtheAdvancedAirbagSystemcompo-
nentsworktogether...............05.270
Importantsafetyinstructionsontheknee
airbagsystem...................000.279
INGICatOrlight&caryseeeay+eeeweRE273
Kneesairbagin.esmecic2 omuneevanmnewooe277
Monitoring..........0.ceceeeeeeeee273
PASSENGERAIRBAGlight.............273
REpalisi:« &missesoeinves«3mamen2%samenW 8we276
Safetyinstructions.............-..00-275
Whenmustthesystembeinspected?....273
Alarmsystem
refertoAnti-theftalarmsystem..........34
Alignmentpin(changingthewheel).......348
374
All-weatherlights...............-..2000-47
AllSeaSONCIPSsrs+wawm»werwna esevea ¥ ¥337
Allwheeldrive
Indicatorlight.................-00000526
alsorefertoquattro.....ee.ceceeeeae143
AMI
refertoAudimusicinterface...........226
AndroidAuto
refertoAudismartphoneinterface......238
Anti-freeze
Windshieldwashersystem.............320
Anti-LockBrakingSystem
refertoABS.........0.ceceeeeeeeee138
Anti-SlipRegulation
refertoASR...cccecececeeeeeeeee138
Anti-theftalarmsystem...........-...0--34
AppleCarPlay
refertoAudismartphoneinterface......238
ArroWVIEW...eeeee161
Ashtray....ceceeeeee62
ONS5138
Audiactivelaneassist.............2.0..117
MessageS..0...ceceeee eeeeeeee119
Audiadaptivecruisecontrol
Distancedisplay,distancewarning.......110
Trafficjamassistesves+ 6cvsosweenooew109
AudiconnectInfotainment
ServicesovervieW.........0..0eeeeee187
Audidriveselect......0.0.0sceeeeeeneens126
AudiEntertainmentmobile..............228
Audimusicinterface............-.0000-226
Audimusicstream
TEPEREOWithee« =erevine6 2eevee+ 2wiceranewo ov224
AUGIOFICSwccics2omenoosanoewom+wae229
Audioplayer
Bluetoothaudioplayer................223
Wi-Fiaudioplayer................0005224
Audiotrack...02...cee eeeeeeeee232
Audiphonebox.............-.0eee eee174
Audipresense.............-.0eeeee eee112
Messages....0...cecececeeee eee117
SOttINGSwuss =weespowes§GSE4gee117
AudiSide:assist:sen:2 ¢eeesseeesteees121
Rearcross-trafficassist................125
Audismartphoneinterface..........238,243