2019 AUDI A4 warning light

8W0012721BG
CheckingandFilling

Brakefluid
B8K-2122



Fig.259Enginecompartment:caponbrakefluidreservoir
Observethesafetyprecautions>A\inWorking
intheenginecompartmentonpage309.
Checkingthebrakefluidlevel
>Readthebrakefluidlevelonthebrakefluidres-
ervoir>page311,fig.256.Thebrakefluidlev-
elmustbebetweentheMINandMAXmarkings
>A.
Thebrakefluidlevelismonitoredautomatically.
Changingthebrakefluid
Brakefluidshouldbechangedatregularinter-
vals.Havethebrakefluidchangedby anauthor-
izedAudidealerorauthorizedAudiServiceFacili-
ty.TheauthorizedAudidealerorauthorizedAudi
ServiceFacilitywillinformyouofthereplace-
mentintervals.

ZAWARNING
—IfthebrakefluidlevelisbelowtheMIN
marking,itcanimpair thebrakingeffectand
drivingsafety,whichincreasetheriskofan
accident.Donotcontinuedriving.Seeanau-
thorizedAudidealerorauthorizedAudi
ServiceFacilityforassistance.
—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.
Q)Note
—IfthebrakefluidlevelisabovetheMAX
marking,brakefluidmayleakoutoverthe
edgeofthereservoirandresultindamage
tothevehicle.
—Donotallowanybrakefluidto comeinto
contactwiththevehiclepaint,becauseit
willcorrodethepaint.

Electricalsystem
Ifthe=orflindicatorlightturnson,thereisa
malfunctioninthegenerator,thebattery, orthe
vehicleelectricalsystem.
=Electricalsystem:malfunction!Safelystop
vehicle
Donotcontinuedrivingandswitchtheengineoff
=>AX.SeeanauthorizedAudidealerorauthorized
AudiServiceFacilityforassistance.
[HlElectricalsystem:malfunction!Restartnot
possible.PleasecontactService
Itwillnot bepossibletorestarttheengineonce
youturnitoff.Vehiclefunctions/drivingstability
maybelimited.DrivetoanauthorizedAudideal-
erorauthorizedAudiServiceFacilityimmediate-
ly.
z=Electricalsystem:malfunction!Pleasecon-
tactService
Switchoffallelectricalequipmentthatisnot
needed.Vehiclefunctions/drivingstabilitymay
belimited.DrivetoanauthorizedAudidealeror
authorizedAudiServiceFacilityimmediately.
z=Electricalsystem:lowbatterycharge.Bat-
tery
willbechargedwhiledriving
Thestartingabilitymaybeimpaired.
Ifthismessageturnsoffafteralittlewhile,the
vehiclebatteryhaschargedenoughwhiledriving.>
317

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.

Wheels

Wheels Wheels
andTires
Generalinformation
>Checkyourtiresregularlyfor
damage,suchaspunctures,
cuts,cracks,andbulges.Remove
foreignobjectsfromthetire
tread.
>Ifdrivingovercurbsorsimilar
obstacles,driveslowlyandap-
proachthecurbatanangle.
>Havefaultytiresorrimsre-
placedimmediately.
>Protectyourtiresfromoil,
grease,andfuel.
>Marktiresbeforeremoving
themsothatthesamerunning
directioncanbemaintainedif
theyarereinstalled.
>Laytiresflatwhenstoringand
storetheminacool,drylocation
withaslittleexposuretolightas
possible.

AWARNING
—Neverdrivefasterthanthe
maximumpermittedspeedfor
yourtires.Thiscouldcausethe
tirestoheatuptoomuch.This
increasestheriskofanacci-
dentbecauseitcancausethe
tiretoburst.

322


—Alwaysadaptyourdrivingto
theroadandtrafficcondi-
tions.Drivecarefullyandre-
duceyourspeedonicyorslip-
peryroads.Evenwintertires
canlosetractiononblackice.

()Note
—Pleasenotethatsummerand
wintertiresaredesignedfor
theconditionsthataretypical
inthoseseasons.Audirecom-
mendsusingwintertiresdur-
ingthe wintermonths.Low
temperaturessignificantlyde-
creasetheelasticityofsumm-
ertires,whichaffectstraction
andbrakingability.Ifsummer
tiresareusedinverycoldtem-
peratures,crackscanformon
thetreadbars,resultingin
permanenttiredamagethat
cancauselouddrivingnoise
andunbalancedtires.
—Burnished,polishedor
chromedrimsmustnotbe
usedinwinterdrivingcondi-
tions.Thesurfaceoftherims
doesnothavesufficientcorro-
sionprotectionforthisand
couldbepermanentlydam-
agedbyroadsaltorsimilar
substances.

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

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




Water-baseddeposits
suchascoffee,tea,
blood,etc.
ComponentSituationSolution
Safety
beltsDepositsMildsoapsolution®,allowtodrybeforelettingthemre-
tract
Textiles,Depositsadheringto|Vacuumcleaner
artificialleather,|thesurface
AlcantaraAbsorbentclothandmildsoapsolution®

Oil-baseddeposits
suchasoil,make-up,
etc.
Applyamildsoapsolution®),blotawaythedissolvedoilor
dye,treatafterwardwithwater,ifnecessary

Specifictypesofde-
positssuchasink,
nailpolish,latex
paint,shoepolish,
etc.
Specialstainremover,blotwithabsorbentmaterial,treat
afterwardwith mildsoapsolution,ifnecessary

NaturalleatherFreshstainsCottonclothwithamildsoapsolution®

Water-baseddeposits
suchascoffee,tea,
blood,etc.
Freshstains:absorbentcloth
Driedstains:stainremoversuitableforleather

Oil-baseddeposits
suchasoil,make-up,
etc.
Freshstains:absorbentclothandstainremoversuitable
forleather
Driedstains:oilcleaningspray

Specifictypesofde-
positssuchasink,
nailpolish,latex
paint,shoepolish,
etc.
Spotremoversuitableforleather


nents

CareRegularlyapplyconditioningcreamthatprotectsfrom
lightandpenetratesintothematerial.Usespecialcolored
conditioningcream,ifnecessary.
Carboncompo-DepositsCleanthesamewayasplasticcomponents

a)Mildsoapsolution:maximumtwotablespoonsofneutralsoapin1quart(1liter)ofwater

ZXWARNING

Thewindshieldmustnot betreatedwithwa-
ter-repellingwindshieldcoatingagents.Un-
favorableconditionssuchaswetness,dark-
ness,orlowsuncanresultinincreasedglare.
Wiperbladechatterisalsopossible.
—Nevercleanheadlightsortaillightswitha
dryclothorsponge.
— Donotuseanycleaningproductsthat con-
tainalcohol,becausetheycouldcause
crackstoform.
—Wheels

@)Note
—Headlightsandtaillights
—Neveruseanypaintpolishorotherabra-
sivematerials.
—Damagetotheprotectivelayeronthe
rims,suchasstonechipsorscratches,
mustberepairedimmediately.
345

Emergencyassistance

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

Z\WARNING
Follow thesteps givenabove.Thisisforyour
protectionandtheforthesafetyofotherson
theroad.


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

SMTOTAL
Fig.266Luggagecompartment:cargofloorcover
Thevehicletoolkit,vehiclejack,tiremobilitykit
andcompressorarestoredintheluggagecom-
partmentunderthecargofloorcover.
>Appliesto:sedan:Toopenthefrontcompart-
ment,liftthecargofloorcoverbythestrap(@).
>Appliesto:allroad:Toopenthefrontcompart-
ment,pullthecargofloorcoverbytheplastic
handle@)slightlytowardtherear.Lift thecar-
gofloorcoveroverthefrontcompartment.
>Toopentherearcompartment,liftthecargo
floorcoverbytheplastichandle@).
348
>Appliesto:sedan:Hooktheplastichandle(2)
intotheluggagecompartmentseal.
>Toremovethecargofloorcovercompletely,
pullittowardtherearattheplastichandle@).
>
Appliesto:vehicleswithsparetire:Turn the
handlecounter-clockwiseandremovethespare
tire.
>Appliesto:sedan:Unhookthecargofloorcover
again
beforeclosingtheluggagecompartment
lid.
Dependingonvehicleequipment,thevehicletool
kit,tiremobilitykit,andcompressormaybelo-
catedunderanothercoverthatissecuredwitha
handwheel.
Appliesto:vehicleswithvehiclejackinthestor-
agebag:Thebagwiththevehiclejackissecured
tothetie-downsintheluggagecompartment
andmustbesecuredtothetie-downsagainafter
usingit.

ZXWARNING
Appliesto:vehicleswithvehiclejackinthestoragebag
Avehiclejackthatisunsecured,incorrectlyse-
cured, ornotsecuredintheluggagecompart-
mentmayslideoutofplacewhenbraking,
turning, orinanaccident,whichincreasesthe
riskofinjuriestovehiclepassengers.Tore-
ducetheriskofanaccident,nevertransport
thevehiclejackwithoutsecuringit.

ZA\WARNING
Improperuseofthevehiclejackcan causese-
riouspersonalinjuries.
—Neverusethescrewdriverhexheadtotight-
enwheelbolts,sincetheboltscannotattain
thenecessarytighteningtorqueifyouuse
thehexhead,potentiallycausinganacci-
dent.
—Thefactory-suppliedjackisintendedonly
foryourvehiclemodel.Undernocircum-
stancesshoulditbeusedtoliftheavyvehi-
clesorotherloads;youriskinjuringyour-
self.
—Neverstarttheenginewhenthevehicleis
raised,whichcouldcauseanaccident.
—Supportthevehiclesecurelywithappropri-
atestandsifworkistobeperformed