2019 AUDI A4 auxiliary battery

Instrumentcluster

—Timeanddate>page240
—Digitalspeedometer*
—Averageconsumption
—Remainingrange*
—Short-termmemoryoverview
—Long-termmemoryoverview
—Energyconsumers*=page20
—Driverassistance*>page102
—Trafficsignrecognition*>page97
Theshort-termmemorycollectsdrivinginforma-
tionfromthetimetheignitionisswitchedonun-
tilitisswitchedoff.Ifyoucontinuedrivingwithin
twohoursafterswitchingtheignitionoff,the
newvaluesareincludedwhencalculatingthecur-
renttripinformation.
Unliketheshort-termmemory,thelong-term
memoryisnoterasedautomatically.Youcanse-
lectthetimeperiodforevaluatingtripinforma-
tionyourself.
Fuelconsumption
Thecurrentfuelconsumptioncan beshownusing
abargraph&fig.14.Theaverageconsumption
storedintheshort-termmemoryisalsodis-
played.Ifthebarsaregreenorthegraytone on
thebarschanges(dependingontheequipment),
yourvehicleissavingfuelbythefollowingfunc-
tion:
—Recuperation:electricalenergycanbestoredin
thevehiclebatterywhenthevehicleiscoasting
ordrivingdownhill.Thebarwillmovetoward
EVE.
G)Tips
Thedate,timeofday,andtimeanddatefor-
matcanbesetintheInfotainmentsystem
=>page240.
20
Energyconsumers
Appliesto:vehicleswithenergyconsumers
aN}®ao
Energyconsumers
taeri
0)2
Airconditioning
Auxiliaryheating
Rearwindowheating

Fig.15Instrumentcluster:energyconsumers
IntheEnergyconsumersview,theotherequip-
mentthatiscurrentlyaffectingfuelconsumption
islistedinthefirsttab(on-boardcomputer).The
displayshowsuptothreeenergyconsumers
>fig.15.Theequipmentusingthemostpoweris
listedfirst.Ifmorethanthreeitemsusingpower
areswitchedon,theequipmentthatiscurrently
usingthemostpowerisdisplayed.
Agauge(@)alsoshowsthecurrenttotalcon-
sumptionofallotherconsumers.
Engineoiltemperaturedisplayandboost
atelte-hels
Appliesto:vehicleswithengineoiltemperaturedisplay/boost
indicator
Appliesto:vehicleswithanaloginstrumentcluster
Theengineoiltemperatureandboostindicator
areonlyshowninthelaptimerdisplay
=>page99.
Engineoiltemperatureindicator
Appliesto:vehicleswith Audivirtualcockpit
Theengineoiltemperatureisonlyshowninthe
enhancedvieworinthesportview>page17.
Whenengineoiltemperaturesarelow,thedis-
play---°F(---°C)appearsintheinstrumentclus-
ter.
Theenginehasreacheditsoperatingtempera-
turewhentheengineoiltemperatureisbetween
176°F(80°C)and248°F(120°C)undernormal
drivingconditions.Theengineoiltemperature>

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©(brown)
4|Audisideassist


5|RearSeatEntertainmentpreparation
7|Vehicleopening/start(NFC)
8|Smartmodule(tank)
11|Auxiliarybatterycontrolmodule



12|Garagedooropener

13|Rearviewcamera,peripheralcameras
14|Righttaillights
16|Rightsafetybelttensioner



Fusepanel()(red)
No.|Equipment


Sound-amplifier
AdBlueheating
Trailerhitch(rightlight)
Trailerhitch
Trailerhitch(leftlight)
Trailerhitch(socket)
10|Sportdifferential
11|AdBlueheating




WO}/@OlIN/M]wi)n


Bulbs
Replacinglightbulbs
Foryoursafety,werecommendthatyouhave
yourauthorizedAudidealerreplaceanybulbsfor
you.
Itisbecomingincreasinglymoreandmorediffi-
culttoreplacevehiclelightbulbssinceinmany
cases,otherpartsofthecarmustfirstbere-
movedbeforeyouareabletogettothebulb.
Thisappliesespeciallytothelightbulbsinthe
frontofyourcarwhichyoucanonlyreach
throughtheenginecompartment.
Sheetmetalandbulbholderscanhave sharp
edgesthatcancauseseriouscuts,partsmustbe
correctlytakenapartandthenproperlyput back
togethertohelppreventbreakageof partsand
longtermdamagefromwaterthatcanenter
housingsthathavenotbeenproperlyresealed.
Foryoursafety,werecommendthatyouhave
yourauthorizedAudidealerreplaceanybulbsfor
you,sinceyourdealerhasthepropertools,the
correctbulbsandtheexpertise.
Gasdischargelamps(Xenonlights):
Duetothehighelectricalvoltage,havethebulbs
replacedbyaqualifiedtechnician.Headlights
withXenonlightareidentifiedbythehighvolt-
agesticker.
LEDheadlights*
LEDheadlightsrequirenomaintenance.Please
contactyourauthorizedAudidealerifabulb
needstobereplaced.

ZAWARNING
ChangingXenonlampswithoutthenecessary
equipmentcancauseseriouspersonalinjury.
—Bulbsarepressurizedandcanexplodewhen
beingchanged.Potentialriskofinjury!
—Onvehiclesequippedwithgasdischarge
bulbs(Xenonlight)life-threateninginjuries
canresultfromimproperhandlingofthe
high-voltageportionsofsuch lamps!
—OnlyyourauthorizedAudidealerorquali-
fiedworkshopshouldchangethebulbsin
gasdischargelamps.Therearepartswith
sharpedgesontheopeningsandonthe
bulbholdersthatcancauseseriouscuts.If
youareuncertainaboutwhattodo,havethe
workperformedbyanauthorizedAudideal-
er orqualifiedworkshop.Seriouspersonal
injurymayresultfromimproperlyper-
formedwork.
G)Tips
—Ifyoustillpreferto replacethelightbulbs
yourself,beawarethattheenginecompart-
mentisahazardousareatoworkin>A\in
Workingintheenginecompartmenton
page309.
—ItisbesttoaskyourauthorizedAudidealer
wheneveryouwanttochangeabulb.


361

8W0012721BG

Audivirtualcockpit
refertoInstrumentcluster..............13
AUTO
Automaticheadlights..................47
AutoLock(centrallockingsystem).........28
Automaticbeltretractor.............2..256
Automaticclimatecontrol..............0571
AUdidriveSelECEwisn:ssaansoeam& 2tee126
Operation«cess cuesooowno 2ermvoar72
Automaticclimatecontrolsystem
StUscsausa aomewensa «osamen4 ©onawemewaarmen©ete74
Automaticluggagecompartmentlid....36,37
Automatictransmission................0585
Emergencyprogram............0eeens90
Hilldescentcontrol.........0.0eeeeeee88
KIGkKeCOWfinnx +cours& 2nwgne7 2seme4 eeea89
Launchcontrolprogram.............-.-89
Manualshifting...............02..000-88
Parkinglockemergencyrelease..........91
Selectorleverpositions...............0585
Automaticwipe/washsystem.............53
AUTO(button)
Automaticclimatecontrolsystem........73
Auxiliaryheater(automaticclimatecontrol).74
AUXipUtesas.+ ¢eesseenaooemaoooo226
Averageconsumption...............0-5-19
AVETAGESHEEs«snowy5 7aur4oseeeeER19
B
BACK,DUttONsue« Balance(sound)..............00000000-244
Band
refertoFrequencyband...............215
Bass\(SOU)sam:x xzene¢ 2ems2 ewee2 52244
Battery...............0000.0202318
GCharginGhsws+wusayswean« emene6 ©eee3319
JUMPSEANEIING«eavessxameay@ ©sieaweyocoprone6362
Winteroperation...............-.0005318
Beforedriving.................0eeeeee247
Belttensioners...................2200.259
Blower(automaticclimatecontrolsystem)..73
Bluetooth
Audioplayer..........-..00eeeeee223
Connectingacellphone...............171
SeteimgStcvcnssoacon««mea+wees6wesw4243
BOOSt:2woesosmuonsvceava eewevee20
BoosterSeats'siessere«=ewesooces«3comes294
Boostpressureindicator.................20
Brakefluid
Checkingthebrakefluidlevel...........317
BrakeS0...eeeee141
Brakeassist...2.00.00...eeeeeeeeeee138
Brakeflidies«sas«=yeux2 »comeseeee2B17
Electromechanicalparkingbrake.........82
Emergencybrakingfunction.............82
Newbrakepads»seus« «weanssamen2 2oe141
Break-insecurityfeature.................34
Breakingin
Newbrakepads«says5 =cawo»geeso ¢eas141
Newtil@Sisiecccesesiocoerceovcomseeevweens329
Browser
refertoMediacenter.............-000230
BUlBSisacmossamme6serenea0cranes0ones8361
Buttons
Controlpanel(MMI)..............000.145
Multifunctionsteeringwheel.........15,18
SwitchingtheInfotainmentsystemdisplay
Cable(USBadapter/AUXconnectorcable)..226
CaliforniaProposition65Warning........310
Batteryspecific.................-.04.318
Calllist..0.0...eeeeee176
Calloptions..........0.0.0eeeeeeee183
Capacities
Fueltank................0000eee373
Washerfluidreservoir.............000.373
Cargoarea
refertoLoadingtheluggagecompartment.64
CatkeVius+ 2eawsyogeesxycaoyeee»ees29
Garwashic Catalyticconverter’.¢cssseanseeeesues308
CDdrive(mediadrives).................221
Cellphone
refertoTelephone..........ceeeeeeee171
Cellphonecompartment
refertoAudiphonebox...............174
Centerarmrest««2cess2sawsoseeeoeee59
Centrallocking):« sseessyeeu:speerssewes28
Gonveniencekeysca«xsnuens«6sume«3een«31
Convenienceopeningandclosing.........41