2019 AUDI A4 display

Airbagsystem

theelectroniccontrolunit>page273,PASSEN-
GERAIRBAGOFF$#;ON®light.
Alwaysremember,achildsafetyseatorinfant
carrierinstalledonthefrontseatmaybestruck
andknockedoutofpositionbytherapidlyinflat-
ingpassenger'sairbaginafrontalcollision.The
airbagcouldgreatlyreducetheeffectivenessof
thechildrestraintandevenseriouslyinjurethe
childduringinflation.
Forthisreason,andbecausethebackseatisthe
safestplaceforchildren-whenproperlyrestrain-
edaccordingtotheirageandsize-westrongly
recommendthatchildrenalwayssitintheback
seat>page285,Childsafety.


ZAWARNING
Achildinarearward-facingchildsafetyseat
installedonthefrontpassengerseatwillbe
seriouslyinjuredandcanbekilledifthefront
airbaginflates-evenwithanAdvancedAirbag
System.
—Theinflatingairbagwillhitthechildsafety
seatorinfantcarrierwithgreatforceand
willsmashthechildsafetyseatandchild
againstthebackrest,centerarmrest,door
orroof.
—Alwaysinstallrear-facingchildsafetyseats
ontherearseat.
—Ifyoumustinstallarearwardfacingchild
safetyseatonthefrontpassengerseatbe-
causeofexceptionalcircumstancesandthe
PASSENGERAIRBAGOFF3%;lightdoesnot
comeonandstayon,immediatelyinstall
therear-facingchildsafetyseatinarear
seatingpositionandhavetheairbagsystem
inspectedbyyourauthorizedAudidealer.
—Forward-facingchildsafetyseatsinstalled
onthefrontpassenger'sseatmayinterfere
withthedeploymentoftheairbagandcause
seriouspersonalinjurytothechild.
facturerforuseonafrontseatwithapas-
sengerfrontandsideairbag.
—Neverput theforward-facingchildrestraint
upagainstorverynear theinstrumentpan-
el.
—Alwaysmovethefrontpassengerseattothe
highestpositionintheupanddownadjust-
mentrangeandmoveitbacktotherear-
mostpositionintheseat'sforeandaftad-
justmentrange,asfarawayfromtheairbag
aspossible,beforeinstallingtheforward-
facingchildrestraint.
—Alwaysmakesurethatthesafetybeltupper
anchorageisbehindthechildrestraintand
notnexttoorinfrontofthechildrestraint
so thatthesafetybeltwillbeproperlyposi-
tioned.
—MakesurethatthePASSENGERAIRBAG
OFF7%;lightcomesonandstaysonallthe
timewhenever theignitionisswitchedon.

ZA\WARNING
To reducetheriskof seriousinjury,makesure
thatthePASSENGERAIRBAGOFF3,light
willbedisplayedwheneverachildrestraintis
installedonthefrontpassengerseatandthe
ignitionisswitchedon.
—IfthePASSENGERAIRBAGOFF%;light
doesnotstayon,performthechecksdescri-
bedpage273,MonitoringtheAdvanced
AirbagSystem.
—Takethechildrestraint offthefrontpassen-
gerseatandinstallitproperlyatoneofthe
rearseatpositionsifthePASSENGERAIR
BAGOFF#¥;lightdoesnotstayon.
—Havetheairbagsysteminspectedbyyour
authorizedAudidealerimmediately.
—Alwayscarefullyfollowinstructionsfrom
childrestraintmanufacturerswheninstal-
lingchildrestraints.



ZAWARNING
If,inexceptionalcircumstances,youmustin-
stallaforward-facingchildrestraintonthe
frontpassenger'sseat:
—Alwaysmakesuretheforward-facingseat
hasbeendesignedandcertifiedbyitsmanu-


Z\WARNING
If,inexceptionalcircumstances,youmustin-
stallaforwardorrearward-facingchildre-
straintonthefrontpassenger'sseat:


264

8W0012721BG
CheckingandFilling

Enginewarm-uprequest
|F|Pleasedrivetowarmupengine
Fuelhasenteredtheengineoil,eitherduetolow
outsidetemperaturesorfrequentshortdrives.
Driveuntiltheengineiswarmso thatthefuelin
theengineoilwillevaporate.Avoidhighengine
speeds,fullaccelerating,andheavyengineloads
whendoingthis.
@Tips
Theoilpressurewarning2isnotanoillevel
indicator.
Alwayschecktheoillevelregularly.
Checkingtheengineoillevel
TheengineoillevelcanbecheckedintheInfo-
tainmentsystem
Observethesafetyprecautions>A\inWorking
intheenginecompartmentonpage309.
>Parkthevehicleonalevelsurface.
>»Shuttheengineoffwhenitiswarm.
>Switchonlytheignitionbackon.
>Waitapproximatelytwominutes.
>SelectintheInfotainmentsystem:the[MENU
button>Vehicle>leftcontrolbutton>Service
&checks>Oillevel.
>Readtheoillevelinthedisplay.Addengineoil
ifthe barintheoillevelindicatorisjustbelow
“min”>page314.
@)Note
Iftheengineoillevelistoolowortoohigh,
thereisariskofenginedamage.
@)Tips
Theoillevelindicatorinthedisplayisonlyan
informationaldisplay.Iftheoillevelistoo
low,aminimumoilwarningappearsinthein-
strumentcluster.Addoilandclosethehood.
ThecurrentoillevelisdisplayedintheInfo-
tainmentsystemthenexttimetheignitionis
switchedon.
@Tips
Theengineoilconsumptionmaybeupto
0.5quart/600miles(0.5liter/1,000km),de-


pendingondrivingstyleandoperatingcondi-
tions.Consumptionmaybehigherduring the
first3,000miles(5,000km).Theengineoil
levelmustbecheckedregularly.Itisbestto
check eachtimeyourefuelyourvehicleand
before longdrives.
—Becauseofthelubricationandcoolingof
theengine,combustionenginesconsume
oil.Theoilconsumptionvariesdepending
ontheengineandmaychangeduring the
servicelifeoftheengine.Enginesgenerally
consumemoreoilatthe beginningduring
thebreak-inperiod.Thenoilconsumption
stabilizes afterthebreak-inperiod.
—Undernormalconditions,oilconsumption
dependsonthequalityandviscosityofthe
oil,theengineRPM,theclimateconditions,
andtheroadconditions.Thedilutionofoil
fromcondensationorfuelresidueaswellas
theageoftheoilalso playarole.Because
enginewearincreaseswithmileage,oilcon-
sumptionwillincreaseagainovertimeuntil
itmaybenecessarytoreplaceworncompo-
nents.
—Becauseallthesevariablesplayarole,itis
notpossibletodefineanoilconsumption
standard.Therefore,theoillevelmustbe
checkedregularly.
—Ifyoubelievethatyourenginehasin-
creaseditsoilconsumption,contactanau-
thorizedAudidealerorauthorizedAudi
ServiceFacilitytodeterminethecause.
Pleasenotethatanexactoilconsumption
measurementmustbedonewiththeneces-
sary careandaccuracyandmaytaketime.
AnauthorizedAudidealerorauthorizedAu-
diServiceFacilityistrainedinaccurately
measuringtheoilconsumption.
—Youcanfindinformationonengineoiland
engineoilcapacitiesfortheUSAatwww.
audiusa.com/help/maintenance,orforCan-
adaatwww.audi.ca/ca/web/en/
customer-area/care-and-maintenance/
audi-service-schedules.html,orcall
800-822-2834.
313

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.

CheckingandFilling

>Attheendofthechargingprocess,switchthe
chargeroffandpullthepowercableoutofthe
socket.
>Removethechargingdeviceterminalclamps.
>Closetheredcoveronthepositiveterminal.
>Closethehood>page310.

ZXWARNING
—Neverconnectthechargingcabledirectlyto
yourvehiclebattery.Onlyuse the connec-
tionsintheenginecompartment
=>page319.
—Ahighlyexplosivemixtureofgasescanform
whenchargingbatteries.Onlychargethe
batteryinwell-ventilatedareas.
—Adrainedbatterycanfreezeattempera-
turesaround329F(02C).Donotchargeor
useafrozenorthawedbattery.If iceforms,
thebatteryhousingcancrackandbattery
electrolytecanleakout,whichincreasesthe
riskofanexplosionandchemicalburns.
Contact anauthorizedAudidealerorauthor-
izedAudiServiceFacilityformoreinforma-
tion.
—Donotconnectordisconnectthecharging
cablewhilechargingbecausethisincreases
theriskofanexplosion.

@)Tips
Readallofthemanufacturer'sinstructions
forthechargerbeforechargingthebattery.
Windshieldwasher
system

B8W-0125



Fig.261Enginecompartment:washerfluidreservoircap
ThewindshieldwasherfluidreservoirScontains
thecleaningsolutionforthewindshieldandthe
320
headlightwashersystem*>page311,fig.256.
Thereservoircapacitycanbefoundin
=>page373.
Toreducetheriskoflimescaledepositsonthe
spraynozzles,usecleanwaterwithlowamounts
ofcalcium.Alwaysaddwindowcleanertothewa-
ter.Whentheoutsidetemperaturesarecold,an
anti-freezingagentshould beaddedtothewater
sothatitdoesnotfreeze.
C)Note
— Theconcentrationofanti-freezingagent
mustbeadjustedtothevehicleoperating
conditionsandtheclimate.Aconcentration
thatistoohighcanleadtovehicledamage.
—Neveraddradiatoranti-freezeorotheraddi-
tivestothewasherfluid.
—Donotuseaglasscleanerthat contains
paintsolvents,becausethiscoulddamage
thepaint.
Serviceintervaldisplay
Theserviceintervaldisplaydetectswhenyourve-
hicleisdueforservice.
Checkingserviceintervals
Youcan checktheremainingdistanceortimeun-
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.

8W0012721BG
CheckingandFilling

Ifanoilchangeorinspectionisdue,youcanac-
cessitintheInfotainmentsystem.Thedisplay
worksintwostages:
—Servicereminder:afteracertaindistanceis
driven,amessageappearsintheinstrument
clusterdisplayeverytimetheignitionisswitch-
edon.Theremainingdistanceandtimeisdis-
playedbriefly.
—Servicedue:ifyourvehiclehasreachedaserv-
iceinterval,amessageappearsbrieflyafter
switchingtheignitionon.
()Note
—Onlyresettheoilchangeindicatoriftheoil
waschanged.
—Followingtheserviceintervalsiscriticalto
maintainingtheservicelifeandvalueof
yourvehicle,especiallytheengine.Evenif
themileageonthevehicleislow,donotex-
ceed thetimeforthenextservice.
321

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.>

8W0012721BG
Wheels

Trytostorethecorrecttirepressures
=>page341.Insomecases,youmustdrivefor
severalminutesafterstoringthepressuresuntil
theindicatorlightturnsoff.Iftheindicatorlight
doesturnofforturnsonagainafterashortperi-
odoftime,drivetoanauthorizedAudidealeror
authorizedAudiServiceFacilityimmediatelyto
have themalfunctioncorrected.

ZA\WARNING
—Ifthetirepressureindicatorappearsinthe
display,reduceyourspeedimmediatelyand
avoidanyhardsteeringorbrakingmaneu-
vers.Stopassoonaspossibleandcheckthe
tiresandtheirpressure.
—Thedriverisresponsibleformaintainingthe
correcttirepressure.Youmustcheckthe
tirepressureregularly.
—Undercertainconditions(suchasasporty
drivingstyle,winterconditions,orunpaved
roads),thetirepressuremonitoringsystem
indicatormaybedelayed.

@)Tips
—Thetirepressuremonitoringsystemcanal-
sostopworkingwhenthereisanESCmal-
function.
—Usingsnowchainsmayresultinasystem
malfunction.
—Thetirepressuremonitoringsysteminyour
Audiwascalibratedwith“AudiOriginal
Tires”>page329.Usingthesetiresisrec-
ommended.
Storingtirepressures
Appliesto:vehicleswithTirePressureMonitoringSystemin-
dicator
Ifthetirepressurechangesoratireisreplaced,
itmustbeconfirmedinthe Infotainmentsys-
tem.
>Beforestoringthetirepressures,makesurethe
tirepressuresinallfourtiresmeetthespeci-
fiedvaluesandareadaptedtotheload
=>page332.
>Switchtheignitionon.
>SelectintheInfotainmentsystem:[MENU]but-
ton>Vehicle>Service&checks>Tirepressure


monitoring>Storetirepressure>Yes,store
now.
@Tips
Donotstorethetirepressuresifsnowchains
areinstalled.
341

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