2019 AUDI A4 warning

8W0012721BG
Foreword
Thankyouforchoosingan Audi-wevalueyourtrustinus.
YournewAudiwillallowyoutoexperiencethebestingroundbreakingtechnologyandpremiumquality
equipmentthatavehiclehastooffer.WerecommendthatyoureadyourOwner'sManualthoroughly
sothatyouquicklybecomeacquaintedwithyourAudiandmakeuseofallofitsfeatures.
Inadditiontoexplaininghowthedifferentfeatureswork,weprovidemanyuseful tips andinformation
concerningyoursafety,howtocareforyourvehicle,andhowtomaintainyourvehicle'svalue.Wealso
giveyouusefultipsandinformationonhowtodriveyourvehiclemoreefficientlyandinanenviron-
mentally-friendlymanner.
Wehopeyouenjoydrivingyour Audiandwewishyousafeandpleasantmotoring.
AUDIAG

AWARNING

Operating,servicingandmaintainingapassengervehicleor
off-highwaymotorvehiclecanexpose youtochemicalsinclud-
ingengineexhaust,carbonmonoxide,phthalates,andlead,
whichareknowntotheStateofCaliforniatocausecancerand
birthdefectsorotherreproductiveharm.Tominimizeexpo-
sure,avoidbreathingexhaust,donotidletheengineexceptas
necessary,serviceyourvehicleinawell-ventilatedareaand
wearglovesorwashyourhandsfrequentlywhenservicing
yourvehicle.Formoreinformationgotowww.P65Warnings.
ca.gov/passenger-vehicle.

Tableofcontents

AboutthisOwner'sManual......
SUIMIMAFY:« «225%:222%:seenseos
QuikaCCESShis:6 iesia6weesasewe
Cockpitoverview.............-0000-5
Indicatorlightsoverview...........0..
Displayandoperation............
Instrumentcluster...............
Instrumentclusteroverview...........
Coolanttemperatureindicator.........
Tachometer.........0.0 eeeeeeee
Fulellevélse.:2wessysewssoeeesoees
Odometersiceosisiecsoreseseemeeomens
Multifunctionsteeringwheelplus......
Multifunctionsteeringwheel..........
Vehiclefunctions«csv.eeveeweveo
MessageS...0...eeeeee
Head-updisplay..................
Description...............0..000000.
Startinganddriving.............
Openingandclosing.............
Centrallocking..................000-
Luggagecompartmentlid.............
Childisatiety,LOKsecnsicex +emersin« iwnisne+oisens
PowerwindowS............000e0eee
Sliding/tiltingsunroof................
Panoramicglassroof.................
Valetparking............-.000eee eee
Garagedooropener........eeeeeeneee
LightsandVision.................
EXteriorlightingsasy ¢sewszoeees2eee
Interiorlightingie:+«sewssswesseeee
Vision...eeeee
Windshieldwipers...............0005
Digital.compass':«sci:«5eewseemeeeeee
FROMUESCALS cnnisens6 &casiseiswoeeocins© #somes&ot
Headrestraints...........00.00eee eee
MEIOryFUTICEION«ccs: ©nem&oaesyee
co
©
©
10
13
13
13
14 14
1515 15
18
19
21
2727
28
28
28
35
40
4142 43 43
44
4747
50
SL
53
56 58 58 58 59 60
Stowingandusing...............62
Ashtray...6.6ceceeeeeeeeeeeee62
Cigarettelight@r’:secsssnews2 2sewsxee62
POWEPSOUNCESsisiccacocnciveneoooreswvaero62
Storage...eeeeeeeee63
Luggagecompartment...............64
ROOPPACKE.5 &income«wvsenvavewaaminesawaraww70
Warmandcold...................va
Climatecontrolsystem...............ZA
3-zonedeluxeautomaticclimatecontrol.72
Steeringwheelheating...............74
BGRAINGE:&csevessa 6smswes5 &eueenceooareaswoaa76
Generalinformation.................76
STEERING&qua5=nowy2 &OEEEEReste7
ShiftingintoGeticvssecssocomersveoe77
Startingandstoppingtheengine.......78
Start/StopSystem«exessseveaxoesge80
Electromechanicalparkingbrake.......82
Starting todrive.......2...eeeeee83
DrivingOfffOad«2e0:: =2ae8semeeeseee84
Automatictransmission..............85
Trailertowing....................93
Drivingwithiatrailers«sae«»sausocaw93
Driverassistance.................95
Assistsystems...................95
Speedwarningsystem..............--95
Cruise controlsystem.............0-.95
Camera-basedtrafficsignrecognition...97
WeaPeCHIM)Hawcsis&wsaeewnss«suawessa xssieoants99
Predictiveefficiencyassist.............100
Audi adaptivecruisecontrol...........102
Audiprevsensess=sscosx 6sewssveaeooawe112
Audiactivelaneassist................117
AudiSidéSSSiStisy: «qwax:« 3wmee2smeme= 2121
Audidriverselect)s«isisiisnsa vaave126
Parkingaid.......................129
Generalinformation.................129
Rearparkingsystem............-.4..130
Parkingsystemplus.............-.05.130
Rearviewcamerasacs< .eeuisseesoes132
PeripheralcameraS........0.02.eee133

AboutthisOwner'sManual

ThisOwner'sManualappliestoallversionsof
thismodel.Itcontainsimportantinformation,
tips,suggestions,andwarningsforusingyourve-
hicle.
Keepthismanualinyourvehicleatalltimes.This
isespeciallyimportantifyouloanyourvehicleto
othersorsellit.
Thisowner'smanualdescribestheequipment
rangespecifiedforthismodelatthetimeof
printing.Individualequipmentoptionsdescribed
mayonlybeavailableatalaterdateormayonly
beofferedincertaincountries.
Somesectionsinthismanualdonotapplytoall
vehicles.Whenthisisthecase,thebeginningof
thesectionindicatesthevalidity,forexample
“Appliesto:vehicleswithcruisecontrolsystem”.
Optionalorvehicle-specificequipmentisalso
identifiedwithanasterisk“*”.
Theillustrationsinthismanualareaguide.
Someofthedetailsinyourvehiclemaydiffer
fromtheillustration.
Alldirections,suchas“Left”,“right”,“front”and
“rear”,arebasedonthevehicle'sdirectionof
travel.
*Optionalorvehicle-specificequipment
b>Thesectioncontinuesonthenextpage.
=>A\Crossreferencetoa“WARNING”withina
section.Ifapagenumberisindicated,the
WARNINGislocatedoutsideofthesection.

Z\WARNING
Textwiththissymbolcontainsinformation
aboutsafetyandhowtoreducetheriskofse-
riouspersonalinjuryordeath.

G)Note
Textwiththissymbolcontainsinformation
aboutreducingtheriskofdamagetoyourve-
hicle.
@Forthesakeoftheenvironment
Textwiththissymbolcontainsinformationon
protectingtheenvironment.
G)Tips
Textwiththissymbolcontainsadditionaluse-
fulinformation.

8W0012721BG
Quickaccess

COOHO®H
O
®® O8
O®@
OOOOOOO
® ®
sideassistdisplays,warningabout
exitingthevehicle..............
Doorhandle
Centrallockingswitch...........
Memorybuttons...............
Vent
Thumbwheelforvent
Leverfor:
—Turnsignalsandhighbeams....
—Highbeamassistant..........
—Active laneassist.............
—Trafficjamassist.............
Multifunctionsteeringwheelwith:
—Hornbe
—Driver'sairbag............05.
—Driverinformationsystemcon-
trols..0...eeeeee eee
—Audio/video,telephone,naviga-
tion,andvoicerecognitioncon-
Hols!2 amossesvncmon55eon6owas


—Shiftpaddles................
Instrumentcluster.............
Resettingthetripodometer......
Windshieldwashersystemlever..
Emergencyflashers.............
Kit@éairbag!ss=esiss ¢ceroseeSees
Adjustablesteeringcolumn......
Leverfor:
—Cruisecontrolsystem.........
—Adaptivecruisecontrol........
Instrumentillumination.........
DatalinkconnectorforOnBoard
DiagnosticSystem(OBDII)......
Hoodirelease®« «cssiswsx xasowinex #awewees
Buttonforswitchingthehead-up
displayon/off,adjustingthe height.
LightiSWItehevesseseesx eoeenwcee
Buttonsfor:
—All-weatherlights............
—Rearfoglights...............
Switchforluggagecompartment
lidoo.eee
Powerexteriormirroradjustment.
—[&/steeringwheelheatingbutton.
121
32
60
48 48
117109
265
15,18
17,18
17
88
13 15
53
49
277
77
95
102
51
309 310
27
47 47 47
35
5
OOO
OOOOO®
OO@O®
@®
@
Powerwindows................
Childsafetylock...............
Infotainmentsystemdisplay.....
Lockableglovecompartment.....
DrivesforCD,DVD,SIMcards....
Frontpassenger'sairbag........
ValetParkingfunction..........
Climatecontrolsystem..........
Dependingonequipment,buttons
for:
—driveselect...............04.
—Start/Stopsystem............
—ElectronicStabilizationControl
(30)eeee
SUPATKINAIG:sssswsvsuaeseeweuecs«
—Hilldescentassist............
—Infotainmentsystemdisplay....
CUPLWOLGENSxssxwane5mens5toe
Centerarmrestwithstoragecom-
partment.Dependingonvehicle
equipment,itmayhave:
—Audimusicinterface..........
—Audiphonebox...............
Startingtheenginewhenthereisa
malfunction..............0008e
Electromechanicalparkingbrake..
Dependingonequipment:
—Selectorlever(automatictrans-
MISSION)!« 2snowssmeeeoememeag
—Gearshiftlever(manualtransmis-
sion)
@Infotainmentunit..............
@[STARTENGINESTOP]button....


@)Audimusicinterface............
G@)Tips
Infotainmentsystemon/offbutton.
41
40
146
63
221 265
43
71
126
80
139 129140146
62 63
145
226
174
79
82 85
145
78
226
Sometheequipmentlistedhereisonlyinstal-
ledincertainmodelsorisavailableasanop-
tion.

Quickaccess

Indicatorlightsoverview
Theindicatorlightsintheinstrumentcluster
blinkorturnon.Theyindicatefunctionsormal-
functions.
Messagesmayappearwithsomeindicatorlights.
Awarningsignalwillsoundatthesametime.
Theindicatorlightsandmessagesmaybecov-
ered byotherdisplays.Toshow themagain,se-
lectthesecondtabformessageswiththemulti-
functionsteeringwheel>page15or
=>page18.
Someindicatorlightsinthedisplaycandisplayin
severalcolors.

MMeTeelemlis
Ifthewaorindicatorlightturnson,check
themessageintheinstrumentcluster.
OTA]
Someindicatorlightsturnonbrieflyasafunction
checkwhenyouswitchtheignitionon.Thesesys-
temsaremarkedwithaVinthefollowingtables.
Ifoneoftheseindicatorlightsdoesnotturnon,
thereisamalfunctioninthatsystem.
Yourvehiclehaseitheramonochromedisplayor
amulticoloreddisplay,dependingonvehicle
equipment.Someindicatorlightsappearwhite
onamonochromedisplay.TheBoWcentral
indicatorlightturnsonatthesametimetoindi-
catethepriorityoftheseindicatorlights.
Thefollowingindicatorlightsmaybeavailable,
dependingonthevehicleequipment:

Redindicatorlights
Centralindicatorlight
=>page10,
Audipresense
=>page112
Brakesystem¥
=>page21
Brakesystem¥
=>page21
10

Electromechanicalparkingbrake
=>page 22
Electromechanicalparkingbrake
=>page22
Coolingsystem
=>page 22
Engineoilpressure
>page312
Engineoillevel(MIN)
=>page312
Electricalsystem
>page317
Safetybelt
=>page23
Electromechanicalsteering
=>page142
Steeringlock
=>page23
Enginestartsystem
=>page23
Transmission(automatictransmis-
sion)
=>page90,
Clutch(manualtransmission)
=>page23
Hood
=>page24
Adaptivecruisecontrol/
=>page105
Trafficjamassist
=>page109
Drivesystem
=>page24


Yellowindicatorlights
Centralindicatorlight
=>page10
ElectronicStabilizationControl
(ESC)
=>page24
ElectronicStabilizationControl
(ESC)¥
=>page24

Quickaccess


12
Cruise controlsystem
=>page95
Cruise controlsystem
=>page95
Adaptivecruisecontrol
=>page105
Adaptivecruisecontrol
=>page105
Adaptivecruisecontrol
=>page105
Adaptivecruisecontrol
=>page105
Adaptivecruisecontrol
=>page106,>page101
Adaptivecruisecontrol
=>page101
Trafficjamassist
=>page109
Activelaneassist
>page118
Predictiveefficiencyassist
=>page100
Predictiveefficiencyassist
=>page100
Predictiveefficiencyassist
=>page100
Predictiveefficiencyassist
=>page100
Predictiveefficiencyassist
=>page100
Predictiveefficiencyassist
=>page100
Hilldescentassist
=>page140
Start/Stopsystem
=>page80
Start/Stopsystem
=>page80
Keys
=>page79
Automatictransmission
=>page90

Dynamicsteering
=>page142
Adaptivecruisecontrol
=>page106,
Trafficjamassist
>page111
Trafficjamassist
=>page111
Audipresense
=>page117
Electromechanicalparkingbrake
=>page 22
Electromechanicalparkingbrake
=>page22
Hilldescentassist
=>page140
Childsafetylock
=>page40
Speedwarningsystem
=>page95
Speedwarningsystem
=>page95
Activelaneassist
>page118
Audisideassist
=>page126
Camera-basedtrafficsignrecogni-
tion
=>page98
Highbeams
=>page48
Highbeamassistant
=>page48
Highbeamassistant
=>page48

Instrumentcluster

Certaininstrumentclustercontentcanalsobe
displayedinthehead-updisplay*>page27.

ZAWARNING
Donotassumetheroadsarefreeoficebased
ontheoutsidetemperaturedisplay.Beaware
thattheremaybeiceonroadsevenwhenthe
outsidetemperatureisaround41°F(+5°C)
andthaticecanincreasetheriskofaccidents.

@)Tips
— Depending onvehicleequipment,thein-
strumentillumination(needlesandgauges)
mayturnonwhenthelightsareoffandthe
ignitionisswitchedon.Theilluminationfor
thegaugesreducesautomaticallyandeven-
tuallyturnsoffasbrightnessoutsidein-
creases.Thisfunctionremindsthedriverto
turnthelowbeamsonattheappropriate
time.
—Youcanselecttheunitsusedfortempera-
ture,speed,andothermeasurementsinthe
Infotainmentsystem>page240.
—Ifyourvehicleisstationaryorifyouaredriv-
ingatverylowspeeds,thetemperaturedis-
playedmaybeslightlyhigherthantheac-
tualtemperatureoutsideduetotheheatra-
diatingfromtheengine.
—Attemperaturesbelow41°F(+5°C),a
snowflakesymbolappearsinfront ofthe
temperaturedisplay>A\.
Coolanttemperature
indicator
Thecoolanttemperaturedisplay@>page13,
fig.3or>page13,fig.4onlyfunctionswhen
theignitionisswitchedon.Toreducetheriskof
enginedamage,pleaseobservethefollowing
notesaboutthetemperatureranges.
Coldrange
IfonlytheLEDsatthebottomofthegaugeturn
on,theenginehasnot reachedoperatingtem-
peratureyet.Avoidhighenginespeeds,fullaccel-
eration,andheavyengineloads.
14
Normalrange
Theenginehasreacheditsoperatingtempera-
tureoncetheLEDsuptothecenterofthegauge
turnon.Ifthegindicatorlightintheinstru-
mentclusterdisplayturnson,thecoolanttem-
peratureistoohigh>page22.
@)Note
—Auxiliaryheadlightsandotheraccessoriesin
frontoftheairintakeimpairthecoolingef-
fectofthecoolant.Thisincreasestheriskof
theengineoverheatingduringhighoutside
temperatures andheavyengineload.
—Thefrontspoileralsohelpstodistribute
coolingaircorrectlywhiledriving.Ifthe
spoilerisdamaged,thecoolingeffectwill
beimpairedandtheriskoftheengineover-
heatingwillincrease.SeeanauthorizedAu-
didealerorauthorizedAudiServiceFacility
forassistance.
Tachometer
Thetachometerdisplaystheenginespeedinrev-
olutionsperminute(RPM).
Thebeginningoftheredzoneinthetachometer
indicatesthemaximumpermissibleenginespeed
forallgearsoncetheenginehasbeenbrokenin
andwhenitiswarmeduptooperatingtempera-
ture.Before reachingthiszone,youshouldshift
intothenexthighestgear,selectthe"D/S"selec-
torleverposition,orremoveyourfootfromthe
acceleratorpedal.
@)Note
Theneedleinthetachometer2)>page13,
fig.3or>page13,fig.4mayonlybeinthe
redareaofthegaugeforashorttimeorthere
isariskofenginedamage.Thelocationwhere
theredzonebeginsvariesdependingonthe
engine.
@)Forthesakeoftheenvironment
Upshiftingearlyhelpsyoutosavefuelandre-
ducesoperatingnoise.

8W0012721BG
Instrumentcluster

maybehigherifthereisheavyengineloadand
hightemperaturesoutside.Thisisnotacausefor
concernaslongasthe|=>page312or=
=>page312indicatorlightsdonotturnon.
Boostindicator
Appliesto:vehicleswithAudivirtualcockpit
Theboostindicatorisonlydisplayedinthesport
view>page17.
Thecurrentengineload(meaningthecurrent
boostpressure)isindicatedbyabar.
Messages
BRAKE/@)/‘C:/®Brakesystem
Ifthisindicatorlightturnson,thereisamalfunc-
tioninthebrakesystem.
HiT)Brakes:stopvehicleandcheckbrake
fluid level
Stopthevehicleandcheckthebrakefluidlevel.
SeeanauthorizedAudidealerorauthorizedAudi
ServiceFacilityforassistance.
GGit@Brakes:malfunction!Stopvehicle
safely
Iftheindicatorlightturnsonandthismessage
appears,thereisamalfunctioninthebrake brake
system.
1fBES/GJandBialsoturnon,thereisamal-
functionintheABS,ESC,andbrakingdistribu-
tion.
Donotcontinuedriving.SeeanauthorizedAudi
dealerorauthorizedAudiServiceFacilityforas-
sistance>A\.
EG/@Parkingbrake:malfunction!Safely
stopvehicle.Seeowner'smanual
—Iftheindicatorlightandthemessageappear
whenthevehicleisstationary orafterswitch-
ingtheignitionon,checkifyoucanreleasethe
parkingbrake.Ifyoucannotreleasetheparking
brake,seeanauthorizedAudidealerorauthor-
izedAudiServiceFacility.Ifyoucanreleasethe
parkingbrakeandthemessagestillappears,
seeanauthorizedAudidealerorauthorizedAu-
diServiceFacilityimmediatelytohavethe mal-
functioncorrected.
—Iftheindicatorlightandmessageappearwhile
driving,thehillstartassistoremergencybrak-
ingfunctionmaybemalfunctioning.Itmaynot
bepossibletosettheparkingbrakeorrelease
itonceithasbeenset.Donotparkyourvehicle
onhills.SeeanauthorizedAudidealerorau-
thorizedAudiServiceFacilityforassistance.
fieifeBrakepads:wearlimitreached.You
cancontinuedriving.PleasecontactService
Thebrakepadsareworn.Drivetoanauthorized
AudidealerorauthorizedAudiServiceFacilityas
soonas possible tohavethemalfunctioncorrect-
ed.
©Brakesoverheating.PleaseshifttoD
@Brakesoverheating.Pleaseselectagearand
followgearrecommendation
Therewasaheavyloadonthebrakes.Engagea
suitablegear(manualtransmission)or placethe
selectorleverinthe"D/S"position(automatic
transmission)touse theenginebrakingeffect
andreduce theloadonthebrakes.
Brakebooster:limitedfunctionality.Youcan
continuedriving.PleasecontactService
Thereisamalfunctioninthebrakebooster.The
brakeboosterisavailable,butitseffectivenessis
reduced.Brakingbehaviormaybedifferentfrom
howitnormallyfunctionsandthebrakepedal
mayvibrate.DrivetoanauthorizedAudidealeror
authorizedAudiServiceFacilityimmediatelyto
havethemalfunctioncorrected.

Z\WARNING
—Readandfollowthewarningsin
=page309,Workingintheenginecom-
partmentbeforeopeningthehood and
checkingthebrakefluidlevel.
—Ifthebrakesystemindicatorlightdoesnot
turnofforitturnsonwhiledriving,the
brakefluid levelinthereservoiristoolow,
andthisincreasestheriskofanaccident.
Stopthevehicleanddonotcontinuedriv-
ing.SeeanauthorizedAudidealeror

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