2019 AUDI A4 instrument panel

Airbagsystem

Remembertoo,airbagswilldeployonlyonceand
onlyincertainkindsofaccidents-yoursafety
beltsarealwaystheretoofferprotectioninthose
accidentsinwhichairbagsarenotsupposedto
deployorwhenthey havealreadydeployed,for
examplewhenyourvehiclestrikesorisstruckby
anotherafterthefirstcollision.
Thisisjustoneofthereasonswhyanairbagis
notasubstituteforthesafetybelt.Theairbag
systemworksmosteffectivelywhenusedwith
thesafetybelts.Therefore,alwayswearyour
safetybeltscorrectly.
Itisimportanttorememberthatwhilethesup-
plementalkneeairbagsystemisdesignedtore-
ducethelikelihoodofseriousinjuries,otherinju-
ries,forexample,swelling,bruisingandminor
abrasionsandfrictionburnscanalsooccurwhen
anairbaginflates.
Thekneeairbagsystembasicallyconsistsof:
—Theelectroniccontrolmodule
—Twoinflatableairbags(airbagandgasgenera-
tor),oneforthedriverandoneforthefront
passenger
—Theairbagindicatorlightintheinstrument
panel
Thekneeairbagsystemwillnotdeploy:
—whentheignitionisswitchedoff
—infrontalcollisionswhenthedeceleration
measuredbythecontrolunitistoolow
—insidecollisions
—inrear-endcollisions
—inrollovers
—inthe eventofasystemmalfunction(warning/
indicatorlightison)>page23.


Z\WARNING
—Safetybeltsandtheairbagsystemcanonly
provideprotectionwhenoccupantsarein
theproperseatingposition>page271.
—Iftheairbagindicatorlight>page23
comeswhenthevehicleisbeingused,have
thesysteminspectedimmediatelybyyour
authorizedAudidealer.Itispossiblethat
theairbagwillinflatewhenitisnotsup-
posedto,orwillnotinflatewhenitshould.

278
ataan-\-i-liaey1emela
Theriskofinjurytothelegareacanbereduced
byfullyinflatedkneeairbags.
5 ¢
2
=a 3
Fig.232Inflatedairbagsprotectinginafrontalcollision
Thekneeairbagsystemhasbeendesignedso
thattheairbagsforthedriverandfrontpassen-
gerdeployincertainbut notallfrontalcollisions.
Ifthefrontairbagsdeploy,thekneeairbagsalso
deployinfrontalcollisionswhenthedeployment
thresholdstoredinthecontrolunitismet.
Whenthesystemdeploys,theairbagsfillwitha
propellantgas,andinflatebetweenthelower
partoftheinstrumentpanelandthedriverand
thelowerpartoftheinstrumentpanelandthe
frontpassenger>page271,fig.229.
Althoughtheyarenotasoftpillow,theycan
“cushion”theimpactandinthiswaythey can
helptoreducetheriskofinjurytothelowerex-
tremities.
Allofthistakesplaceintheblinkofaneye,so
fastthatmanypeopledon'tevenrealizethatthe
airbagshavedeployed.Theairbagsalsoinflate
withagreatdeal offorceanditisimportantfor
occupantsafetythatnothingshouldbeintheir
waywhentheydeploy.
Fullyinflatedairbagsincombinationwithproper-
lywornsafetybeltsslowdownandlimittheoc-
cupant'sforwardmovementandhelptoreduce
theriskofinjury.

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
>

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
>

8W0012721BG
Childsafety


onallthetimewhenevertheignitionis
switchedon.
—IfthePASSENGERAIRBAGOFF%;light
doesnotcomeonandstayon,immediate-
lyinstalltheforward-facingchildseatina
rearseatingpositionandhavetheairbag
systeminspectedbyyourauthorizedAudi
dealer.
—Alwaysbucklethechildseatfirmlyinplace
evenifa childisnotsittinginit.Aloose
childseatcanflyaroundduringasudden
stoporinacollision.
—AlwaysreadandheedallWARNINGS
wheneverusinga childrestraintinavehi-
cle>page253,Safetybelts,>page261,
Airbagsystemand>page285,Important
information.
@)Tips
Alwaysreplacechildrestraintsthatwerein-
stalledinavehicleduringacrash.Damageto
a childrestraintthatisnotvisiblecouldcause
ittofail inanothercollisionsituation.
ONETeeRicercaCele)
Yourvehicleisequippedwithan“AdvancedAir-
bagSystem”incompliancewithUnitedStates
FederalMotorVehicleSafetyStandard(FMVSS)
208,aswellasCanadaMotorVehicleSafety
Standard(CMVSS)208asapplicableatthetime
yourvehiclewasmanufactured.

TheAdvancedAirbagsysteminyourvehiclehas
beencertifiedtomeetthe“low-risk”require-
mentsfor3-and6-yearoldchildrenonthepas-
sengersideandsmalladultsonthedriverside.
Thelowriskdeploymentcriteriaareintendedto
reducetheriskofinjurythroughinteractionwith
theairbagthatcanoccur,forexample,bybeing
tooclosetothesteeringwheelandinstrument
panelwhentheairbaginflates.Inaddition,the
systemhasbeencertifiedtocomplywiththe
“suppression”requirementsoftheSafetyStand-
ard,toturnoffthefrontairbagforinfantsupto
12monthswhoarerestrainedonthefrontpas-
sengerseatinchildrestraintsthatarelistedin
theStandard.
EventhoughyourvehicleisequippedwithanAd-
vancedAirbagsystem,allchildren,especially
those12yearsandyounger,shouldalwaysridein
thebackseatproperlyrestrainedfortheirage
and
size.Theairbagonthepassengersidemakes
thefrontseatapotentiallydangerousplacefora
childtoride.Thefrontseatisnot thesafestplace
forachildinaforward-facingchildsafetyseat.It
canbeaverydangerousplaceforaninfantora
largerchildinarearward-facingseat.
Thevehicle'sAdvancedAirbagSystemhasaca-
pacitivepassengerdetectionsysteminthefront
passengerseatcushionthatcandetectthepres-
enceofababyorachildinachildrestraintsys-
temonthisseat.
Thecapacitivepassengerdetectionsystemregis-
tersthechangesthatresultinanelectricalfield
whenachild,achildrestraint,andababyblanket
areonthefrontpassengerseat.Thechangein
themeasuredcapacitanceduetothe presenceof
achild,a childrestraint,andababyblanketon
thefrontpassengerseatisrelatedtothechildre-
straintsystemrestingontheseat.Themeasured
capacitanceofachildrestraintsystemvariesde-
pendingonthetypeofsystemandspecificmake
andmodel.
Theelectricalcapacitanceofthevarioustypes,
makes,andmodelsofchildrestraintsspecified
bytheU.S.NationalHighwayTrafficSafetyAd-
ministration(NHTSA)intherelevant safety
standardarestoredintheAdvancedAirbagSys-
temcontrolunittogetherwiththe capacitances
typicalofinfantsanda1-yearoldchild.Whena
childrestraintisusedonthefrontpassengerseat
withatypical1year-oldinfant,theAdvancedAir-
bagSystemcomparesthecapacitancemeasured
bythecapacitivepassengerdetectionsystem
withthedatastoredintheelectroniccontrol
unit.
eaCMeeeTeaANElaeteWtylel)
Regardlessofthechildrestraintthatyouuse,
makesurethatithasbeencertifiedtomeetSafe-
tyStandardsandhasbeencertifiedbyitsmanu-
facturerforusewithanairbag.Alwaysbesure
thatthechildrestraintisproperlyinstalledat
287

CheckingandFilling


“P”(Park)positiononvehicleswithanau-
tomatictransmission.
—Alwaysmakesurethatnopartsofthe
body,jewelry,ties,looseclothing,and
longhaircanbecaughtinmovingengine
components.Beforeanywork,alwaysre-
moveanyjewelryandties,tiebacklong
hair,andmakesureallclothingfitsclose
tothebodytotoreducetheriskofany-
thingbecomingcaughtinenginecompo-
nents.
—Payattentiontothefollowingwarnings
whenworkonthefuelsystemisrequired:
— Donotsmoke.
—Neverworknearopenflames.
—Alwayshaveaworkingfireextinguisher
nearby.
—Allworkonthebatteryorelectricalsystem
inyourvehiclecanresultininjuries,chemi-
calburns,accidents,or burns.Becauseof
this,allworkmustbeperformedonlyby an
authorizedAudidealerorauthorizedAudi
ServiceFacility.
—Limityour exposuretoexhaustandchemi-
calsto asshortatimeaspossible.

Z\WARNING
CaliforniaProposition65Warning:
—Engineexhaust,someofitsconstituents,
andcertainvehiclecomponentscontainor
emitchemicalsknowntotheStateofCali-
forniatocausecancerandbirthdefectsand
reproductiveharm.Inaddition,certainflu-
idscontainedinvehiclesandcertainprod-
ucts ofcomponentwearcontainoremit
chemicalsknowntotheStateofCalifornia
tocausecancerandbirthdefectsorother
reproductiveharm.
—Batteryposts,terminalsandrelatedacces-
soriescontainleadandleadcompounds,
chemicalsknowntotheStateofCalifornia
tocausecancerandreproductiveharms.
Washhandsafterhandling.

310
CG)Note
Whenfillingfluids,besurenottoaddanyflu-
idstothewrongreservoirs.Otherwisesevere
malfunctionsandenginedamagewilloccur.
@)Forthesakeoftheenvironment
Youshouldregularlycheckthegroundunder
yourvehicleinordertodetectleaksquickly.If
therearevisiblespotsfromoilorotherfluids,
bringyourvehicletoanauthorizedAudideal-
erorauthorizedAudiServiceFacilitytobe
checked.
Openingandclosingthehood
Thehoodisreleasedfrominsidethevehicle.

B8W-0042


Fig.255Unlockedhood:lever
Makesurethewiperarmsarenotraisedupfrom
thewindshield.Otherwisethepaintcouldbe
damaged.
Openingthehood
>Withthedriver'sdooropen,pulltheleverbe-
lowtheinstrumentpanelinthedirectionofthe
arrow>fig.254.
>Raisethehoodslightly>A\.

CheckingandFilling

Ifthismessagedoesnotturnoff,driveimmedi-
atelytoanauthorizedAudidealerorauthorized
AudiServiceFacility.

ZA\WARNING
Whenthereisanelectricalsystemmalfunc-
tion,vehiclefunctionsmaynotworkanddriv-
ingstabilitymaybelimited,whichincreases
theriskofanaccident.Stopdrivingand
switchtheengineoff.SeeanauthorizedAudi
dealerorauthorizedAudiServiceFacilityfor
assistance.

Battery
Prlaameeeelec)
Becauseofthecomplexpowersupply,allworkon
batteriessuchasdisconnecting,replacing,etc.,
should only beperformedby anauthorizedAudi
dealerorauthorizedAudiServiceFacility>A\.
Multiplebatterieswithdifferenttechnologies
maybeinstalledinyourvehicle:
—Vehiclebattery(forexample,forstartingthe
engine,basicpowersupply)>page319,Lead
batteryor>page319,Otherbatterytypes
—Auxiliarybattery(forexample,forrecuperation
oroptionalequipment)>page319,Otherbat-
terytypes
Notrunningthevehicleforlongperiodsof
time
Thebatterywillgraduallydrainifthevehicle
doesnotrunforlongperiodsoftime.Toensure
thatthevehiclecanstillbestarted,theelectrical
equipmentwillbereducedorswitchedoff
=>page143.Someconveniencefunctions,such
asinteriorlightingorpowerseatadjustment,
maynotbeavailableundercertaincircumstan-
ces.Theseconveniencefunctionswillbeavailable
againonceyouswitchtheignitiononandstart
theengine.
Evenwhenelectricalequipmentisswitchedoff,
theequipmentcanstilldrainthebatteryifthe
vehicleisnotdrivenforlongperiodsoftime.
Deepdrainingresultsinachemicalreactionthat
destroys
theinsideofthebattery.Thebattery
318
mustbechargedeverymonthtopreventthis
=page319.Contact anauthorizedAudidealeror
authorizedAudiServiceFacilityformoreinfor-
mation.
Winteroperation
Coldweatherplaceshigherdemandsonthebat-
tery.Thisresultsinreducedstartingability.Have
thebatterycheckedbyanauthorizedAudidealer
orauthorizedAudiServiceFacilitybeforecold
weatherbegins.

Z\WARNING
—Allworkonthebatteryorelectricalsystem
inyourvehiclecanresultininjuries,chemi-
calburns,accidents,or burns.Becauseof
this,allworkmustbeperformedonlybyan
authorizedAudidealerorauthorizedAudi
ServiceFacility.
—Neverconnectthechargingcableorjump
startcabledirectlytoyourvehiclebattery.
Onlyusethe connectionsintheenginecom-
partment>page319.

ZAWARNING
CaliforniaProposition65Warning:
—Batteryposts,terminalsandrelatedacces-
soriescontainleadandleadcompounds,
chemicalsknowntotheStateofCalifornia
tocausecancerandreproductiveproblems.
Washhandsafterhandling.
()Note
—Ifthevehiclewillbe parkedforlongperiods
oftime,protectthebatteryagainstthecold
so thatitwillnot be destroyed by“freezing”
=page319,Chargingthebattery.
—Thereareelectricalcomponentsunderthe
cargofloorbehindatrimpanelthatwarm
upduringoperation.To reducetheriskof
thecomponentsoverheating, donotstore
objectssuchasblanketsunderthecargo
floor.Ifthecomponentsoverheat,theywill
switchofftemporarily.Thiswillbeindicated
byamessagethatwillbedisplayedinthe
instrumentclusteruntilthetemperaturere-
turnstonormal.

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

Fusesandbulbs


Fuseassignment-Leftsideoftheluggage
compartm
Fusepanel(©)(red)
10|Dynamicsteering


11|Enginestart
Fuseassignment-Driver'ssideofthe
(fold4o)ig

B4M-0148


Fig.280Driversidecockpit:fusepanelwithplasticbracket
























Fusepanel
No.|Equipment
1|Vehicleopening/start(NFC)-
2
|
TelephonePaineoftheluggagecompartment:fusepanel
4|Head-updisplay
5|Audimusicinterface,USBchargingportFusepanel(@)(black)
6|FrontclimatecontrolsystemcontrolsNo.|Equipment
7
|
Steeringcolumnlock2|Windshielddefroster
8
|
Infotainmentsystemdisplay 3|Windshielddefroster
9|InstrumentclusterS
|
Suspensioncontrol
10
|
Infotainmentunit6|Automatictransmission
11
|
Lightswitch,switchpanel7
|
Rearwindowdefogger
12
|
Steeringcolumnelectronics8
|
Rearseatheating
14
|
Infotainmentsystem9
|
Lefttaillights
16
|
Steeringwheelheating10
|
Leftsafetybelttensioner

360
11|Centrallockingsystem

12|Luggagecompartmentlid

Fusepanel(8)(red)

No.|Equipment

Notassigned

Fusepanel©(brown)

No.|Equipment

2|Telephone


Lumbarsupport