ABS AUDI A4 2019 User Guide

Driving


C@)Note
Donotleaveyourvehicleunattendedwhile
ZA\WARNING
—Neveraccelerateorreleasetheclutchpedal
8W0012721BG

carelesslywhenagearoraselectorleverpo-
sition(automatictransmission)isengaged
whilethevehicleisstationaryandtheen-
gineisrunning.Pressingtheaccelerator
pedalwillcausethevehicletomove,and
thiscouldresultinanaccident.
Emergencybrakingshouldonlybeusedin
anemergency,whenthewhenthestandard
brakepedalismalfunctioningorobstructed.
Duringemergencybraking,yourvehiclewill
brakesimilartoheavybraking.ESC andthe
associatedcomponents(ABS,ASR,EDL)can-
notovercomethelawsofphysics.Afull
brakeapplicationwhiledrivingthrough
curvesorinpoorroadorweatherconditions
cancausethevehicletoslideortherearof
thevehicletoswerve,whichincreasesthe
riskofanaccident.
Ifthepowersupplyfails,youcannotsetthe
parkingbrakeonceitisreleased.Ifthisis
thecase,stopthevehicleonlevelground
andsecureitbyengaging1stgear(manual
transmission)orselectingthe"P"selector
leverposition(automatictransmission).See
anauthorizedAudidealerorauthorizedAu-
diServiceFacilityforassistance.
Alwayssettheparkingbrakewhenleaving
yourvehicle,evenifforashortperiodof
time.Iftheparkingbrakeisnotset,theve-
hiclecouldrollaway,increasingtheriskof
anaccident.
Ifyouleavethevehicle,switchtheignition
offandtakethevehiclekeywithyou.This
appliesparticularlywhenchildrenremainin
thevehicle.Otherwise,childrencouldstart
theengine,releasetheparkingbrake,orop-
erateelectricalequipmentsuchaspower
windows,whichincreasestheriskofanacci-
dent.
Noone,especiallychildren,shouldremainin
thevehiclewhenitislocked.Lockeddoors
makeitmoredifficultforemergencywork-
erstoenterthevehicle,whichputslivesat
risk.

theengineisrunning,becausethisincreases
theriskofanaccident.
@)Tips
Appliesto:vehicleswithautomatictransmission
Whenstoppingatatrafficsignalorstopping
incitytraffic,youcansettheparkingbrake
manually.Thevehicledoesnot havetobe
heldwiththebrakepedal.Theparkingbrake
eliminatesthetendencytocreepwhenase-
lectorleverpositionisengaged.Assoonas
youpresstheacceleratorpedal,theparking
brakereleasesautomaticallyandthevehicle
startstomove>page83.
(i)Tips
—Occasionalnoiseswhentheparkingbrakeis
setandreleasedarenormalandarenota
causeforconcern.
—Theparkingbrakegoesthroughaself-test
cycleatregularintervalswhenthevehicleis
stopped.Anynoisesassociatedwiththisare
normal.
—Ifthereisapowerfailure,theparkingbrake
willnotsetifitisreleased,anditwillnot
releaseifit isset>A\.Seeanauthorized
AudidealerorauthorizedAudiServiceFa-
cilityforassistance.
Startingtodrive
Variousconvenienceandsafetyfunctionsmaybe
availablewhenthevehiclebeginsdriving,de-
pendingonvehicleequipment.
Startingonhillswiththeparking brakeset
Requirement:thedoorsmustbeclosedandthe
driver'ssafetybeltmustbefastened.
>Tostartdrivingcomfortablywhenonahill,set
theparkingbrakeandbegindrivingasusual.
Thebrakingforce oftheparkingbrakedoesnot
releaseautomaticallyuntilthewheelsbuildup
enoughdrivingforce.
83

IntelligentTechnology

IntelligentTechnology
ElectronicStabilization
Control(ESC)
ElectronicStabilizationControl(ESC)supports
driversafety.Itreducestheriskofslippingand
improvesdrivingstability.ESCdetectscriticalsit-
uations,suchasifthevehicleisoversteeringor
understeering,orifthewheelsare spinning.The
brakesareappliedortheenginetorqueisre-
ducedinordertostabilizethevehicle.Whenthe
ESCengages,theBindicatorlightflashesinthe
instrumentcluster.
ThefollowingsystemsareintegratedintheESC:
Anti-lockbrakingsystem(ABS)
ABSpreventsthewheelsfromlockingwhenbrak-
ing.Thevehiclecanstillbesteeredevenduring
hardbraking.Applysteadypressuretothebrake
pedal.Donotpumpthepedal.Apulsinginthe
brakepedalindicatesthatthesystemisacting to
stabilizethevehicle.
Brakeassistsystem
Thebrakeassistsystemcandecreasebrakingdis-
tance.Itincreasesbrakingpowerwhenthe driver
pressesthebrakepedalquicklyinemergencysit-
uations.Youmustpressandholdthebrakepedal
untilthedangeroussituationisover.Invehicles
withadaptivecruisecontrol*,thebrakeassist
systemismoresensitiveifthedistancedetected
tothevehicledrivingaheadistoosmall.
Anti-SlipRegulation(ASR)
ASRreducesenginepowerwhenthedrivewheels
beginspinningandadaptstheforcetotheroad
conditions.Thismakesiteasiertostart,acceler-
ateanddriveuphills.
ElectronicDifferentialLock(EDL)
TheEDLappliesthe brakestowheelsthatare
slippingandtransfersthedrivepowertotheoth-
erwheels.Thisfunctionisnotavailableathigher
speeds.
138
Inextremecases,EDLautomaticallyswitchesoff
tokeepthebrakeonthebrakedwheelfromover-
heating.Thevehicleisstillfunctioningcorrectly.
EDLwillswitchonagainautomaticallywhencon-
ditionshavereturnedtonormal.
Powersteering
The ESCcanalsosupportvehiclestability
throughsteering.
Selectivewheeltorquecontrol
Selectivewheeltorquecontrolisusedwhendriv-
ingoncurves.Brakingistargetedtowardthe
wheelsontheinsideofthecurveasneeded.This
allowsmoreprecisedrivingincurves.
Automaticpost-collisionbrakingsystem
The“automaticpost-collisionbrakingsystem”
canhelptoreducetheriskofslidingandofaddi-
tionalcollisionsafteranaccident.Iftheairbag
controlmoduledetectsacollision,thevehicleis
braked bytheESC.
Thevehicledoesnotbrakeautomaticallyifoneof
thefollowingoccurs:
—Thedriverpressestheacceleratorpedal
—TheESC,thebrakesystem,orthevehicleelec-
tricalsystemisnotfunctioning

ZAWARNING
— The ESCanditsintegratedsystemscannot
overcomethelimitsimposedbynatural
physicallaws.Thisisespeciallyimportanton
slipperyorwetroads.Ifthesystemsbegin
actingtostabilizeyourvehicle,youshould
immediatelyalteryourspeedtomatchthe
roadandtrafficconditions.Donotletthein-
creasedsafetyprovidedtemptyouintotak-
ingrisks.Thiscouldincreaseyourriskofa
collision.
—Pleasenotetheriskofacollisionincreases
whendrivingfast,especiallythroughcurves
andonslipperyorwetroads,andwhendriv-
ingtooclosetoobjectsahead.The ESC and
itsintegratedsystemscannotalwayspre-
ventcollisions-thereisstillariskofacci-
dents!

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IntelligentTechnology


—Presstheacceleratorpedalcarefullywhen
acceleratingonsmooth,slipperysurfaces
suchasiceandsnow.Thedrivewheelscan
spinevenwhenthesecontrolsystemsarein-
stalledandthiscanaffectdrivingstability
andincreasetheriskofacollision.

@)Tips
— TheABSandASRonlyfunctioncorrectly
whenallfourwheelshaveasimilarwear
condition.Differenttiresizescanleadtoa
reductioninenginepower.
—Youmayhearnoiseswhenthesystemsde-
scribedareworking.
Switchingon/off
ESCturnsonautomaticallywhenyoustarttheengine.
2
gz
=& a

Fig.145CenterconsolewithbuttonRor
TheESCisdesignedtofunctioninlevels.Depend-
ingonthelevelthatisselected,thestabilization
functionoftheESCwillbelimitedorswitched
off.Theamountofstabilizationcontrolwilldiffer
dependingonthelevel.
Thefollowingsituationsareexceptionswhereit
maybeuseful toswitchonsportmode(sedan)or
offroadmode(allroad)toallowthewheelsto
spin:
—Rocking thevehicletofreeitwhenitisstuck
—Drivingindeepsnoworonlooseground
—Drivingwithsnowchains
—Appliesto:allroad:drivingonroughterrain
whenmuchofthecar'sweightisliftedoffthe
wheels(axlearticulation)
—Appliesto:allroad:drivingdownhillwhilebrak-
ingonlooseground
Foryoursafety,switchthesportmode/offroad
modeoffinadvance.






ESClevels
Appliesto:sedan
SportmodeonESC/ASRoffSportmodeoffor
ESC/ASRon
BehaviorThe ESC andASRstabiliza-|Thestabilizationfunctionis|Thefullstabilizationfunc-
tionfunctionsarelimitednotavailable>A\.ESCand_|tionoftheESC andASRis
oA.ASRareswitchedoff.availableagain.
OperatingPressthe[2OFF]buttonPressandholdthe|&OFFPressthe[2OFF]button
briefly.buttonlongerthan3sec-again.
onds.
IndicatorBiturnson.BancRdturnon.BaiturnsofforEJand
lightsaaturnoff.
MessagesStabilizationcontrol(ESC):|Stabilizationcontrol(ESC):|Stabilizationcontrol
sport.Warning!Restricted|off.Warning!Restricted(ESC):on
stability stability

139

IntelligentTechnology

Appliesto:allroad










Youshouldonlyswitchsportmode/offroad
modeonorswitchESC/ASRoffifyourdriving
abilitiesandroadconditionspermit.
—Thestabilizationfunctionislimitedwhen
sportmode/offroadmodeisswitchedon.
Thedrivingwheelscouldspinandthevehi-
clecouldswerve,especiallyonslickorslip-
peryroadsurfaces.
—Thereisnovehiclestabilizationwhen
ESC/ASRareswitchedoff.
Hilldescentassist
Appliesto:allroad

Hilldescentassistmakesitpossibletodrive
downahillataconstantspeed.
a
Q
gz
=& a

Fig.146Centerconsole:hilldescentassistbutton

>Toswitchhilldescentassiston,presstheL@
button.TheLEDinthebuttonwillturnon.
>»Pressthebuttonagaintoswitchitoff.The LED
inthe buttonturnsoff.

140
OffroadmodeonESC/ASRoffOffroadmodeoffor
ESC/ASRon
BehaviorThe ESC andASRstabiliza-|Thestabilizationfunctionis|Thefullstabilizationfunc-
tionfunctionsarelimitednotavailable>A\.ESCand__|tionoftheESCandASRis
DSA.ASRareswitchedoff.available again.
Operating|Pressthe|#°*]buttonbriefly.|Pressandholdthe||but-|Pressthe|#°"|buttonagain.
tonlongerthanthreesec-
onds.
IndicatorEgiturnson.ElandSaturnon.Eaiturnsoffor[gjand
lightsEaturnoff.
Messages|Stabilizationcontrol(ESC):|Stabilizationcontrol(ESC):|Stabilizationcontrol(ESC):
offroad.Warning!Reduced|off.Warning!Restrictedon
stability stability
AWARNINGHilldescentassistbrakesallfourwheelsauto-
maticallyinordertolimitspeedwhendrivingei-
therforwardorreverseonhillswithagradefrom
approximately6to60%.Thewheelswillnotlock
upbecausetheABSremainsactivated.Invehi-
cleswithamanualtransmission,thehillholdas-
sistadjuststothespecifiedspeedso thattheen-
gineisnot brakedbelowitsidlespeed.
Whenhilldescentassistison,thespeedyourve-
hiclewastravelingwhenitentered thehillis
maintained.Itisonlypossible toswitchonthe
assistwhendrivingslowerthan37mph(60
km/h).Theassistbeginsshortlyafteryoustart
drivingandcontinuesuptoapproximately
19mph(30km/h).Invehicleswithamanual
transmission,regulationbelowapproximately6
mph(9km/h)isonlypossibleiftheclutchpedal
ispressedorifthegearshiftisintheneutralposi-
tion.Iftheclutchpedalisreleasedwhenagearis
engagedbelowapproximately6mph(9km/h),
the regulatedspeedwillincrease.Thedrivercan
increaseordecreasethevehiclespeedwithin
theselimitsbypressingtheacceleratororbrake
pedal.
However,theremustbeenoughtraction.Hillde-
scentassistcannotfunctionasexpected,iffor
examplethehillisicyorifthesurfaceisloose
SA.
Activeregulationofaspeeduptoapproximately
19mph(30km/h)issignaledintheinstrument
clusterby anindicatorlightZBTheindicator
lightturnsoninthereadymode.

Media

deviceisrecognizedasaUSBstoragedevice
(forexampleaUSBstick).Appledevicesand
MTPdevices(suchassmartphones)arenot
recognizedasUSBstoragedevices.
—iPodoriPhonemalfunctionsalsoaffectthe
operationoftheMMI.ResetyouriPod or
iPhoneifthishappens.
—AudirecommendsupdatingtheiPodor
iPhonesoftwaretothelatestversion.For
importantinformationonoperatingyour
iPod oriPhone,refertotheuserguidefor
thedevice.
— TheUSBadapterontheAudimusicinter-
facewillsupportiPodtouchoriPhonedevi-
cesfromthe5thgenerationornewerwith
thelightningconnector.
—Formoreinformationaboutthe Audimusic
interfaceandsupporteddevices,checkthe
Audidatabaseformobiledevicesatwww.
audiusa.com/mp3orcontactanauthorized
AudidealerorauthorizedAudiServiceFa-
cility.
USBchargingportsintherear
Appliesto:vehicleswithUSBchargingportsintherear
Youcanchargethebatteryon yourmobiledevice
throughaUSBchargingport.
Two USBchargingportsarelocatedatthebackof
the centerconsole.
—USBadapter:referto>page226,USBadapter
forAudi musicinterfaceorUSBchargingport.
—ChargingamobiledeviceusingtheUSB
adapter:connectyourmobiledevice toaUSB
chargingportusingasuitableUSBadapter.
—Disconnectingamobiledevicefromthecharg-
ingport:removetheUSBadapterfromtheUSB
chargingport.
—DisconnectingmobiledeviceswithanApple
Dockconnector:removetheAppleDockcon-
nectorfromtheAppledevicewiththerelease
tabspressedin.

Z\WARNING
Drivingrequiresyourcomplete andundivided
attention.Asthedriver,youhavecompletere-


sponsibilityforsafetyintraffic.Neveroperate

228

yourmobiledeviceswhiledriving,because
thisincreasestheriskofanaccident.
()Note
Extremelyhighorlowtemperaturesthatcan
occurinsidevehiclescandamagemobiledevi-
cesand/orimpairtheirperformance.Never
leavemobiledevicesinthevehicleinex-
tremelyhighorlowtemperatures.
G)Tips
—Inpreparationatthetimeofprinting.
—Alwaysfollowtheinformationfoundin
=>page62.
—Whenyouswitchtheignitionoff,theUSB
portsarestillsuppliedwithpoweruntilthe
energymanagementintervenes.
—DonotuseanyadditionalUSBextensionca-
blesoradapterstoconnectmobiledevices
totheUSBchargingport thathavealready
beenconnectedbyaUSBadapter.Usingan
additionaladapterorUSextensioncable
mayimpairfunctionality.

—USBhubsarenotsupported.
—Refertothemanufacturer'soperatingman-
ualforimportantinformationregardingthe
operationofyourmobiledevice.
—Correctfunctionofallmobiledevicescan-
notbeguaranteed.
— Thevehiclebatterydrainswhenmobilede-
vicesareturnedonbuttheengineisoff.
Rear SeatEntertainmentpreparation
Appliesto:vehicleswith Rear SeatEntertainmentpreparation
TheRear SeatEntertainmentpreparationin-
cludescablesandamountforAudiEntertain-
mentmobileinthedriver'sandfrontpassenger's
seatbackrests.
ThesuitableAudiEntertainmentmobileRear
SeatEntertainmentpackageisavailablethrough
AudiGenuineAccessories.
UsingAudiGenuineAccessoriesisrecommended.
Audihasverifiedtheirreliability,safety,andsuit-
ability.

Safetybelts

Whyusesafetybelts?
eeeeeeemweeeNey
Frontalcrashescreateverystrongforcesforpeo-
pleridinginvehicles.

B4H-0465






B4H-0466



Fig.218Thevehiclecrashesintothewall
Thephysicalprinciplesaresimple.Boththevehi-
cleandthepassengerspossessenergywhichvar-
ieswithvehiclespeedandbodyweight.Engi-
neerscallthisenergy“kineticenergy.”
Thehigherthespeedofthevehicleandthe
greaterthevehicle'sweight,themoreenergy
thathastobe“absorbed”inthecrash.
Vehiclespeedisthemostsignificantfactor.Ifthe
speeddoublesfrom15to30mph(25to50
km/h),theenergyincreases4times!
Becausethepassengersofthisvehiclearenotus-
ing
safetybelts>fig.217,theywillkeepmoving
atthesamespeedthevehiclewasmovingjust
before thecrash,untilsomethingstopsthem-
here,thewall>fig.218.
Thesameprinciplesapplytopeoplesittingina
vehiclethatisinvolvedinafrontalcollision.Even
atcityspeedsof20to30mph(30to50km/h),
theforcesactingonthebodycanreachoneton
254
(2,000lbs.or1,000kg)ormore.Atgreater
speeds,theseforcesareevenhigher.
Peoplewhodonotusesafetybeltsarealsonot
attachedtotheirvehicle.Inafrontalcollision
theywillalsokeepmovingforwardatthespeed
theirvehiclewastravellingjustbeforethecrash.
Ofcourse,thelawsofphysicsdon'tjustapplyto
frontalcollisions,theydeterminewhathappens
inallkindsofaccidentsandcollisions.
Whathappenstooccupantsnotwearing
aainte
Incrashesunbeltedoccupantscannotstop
themselvesfromflyingforwardandbeingin-
juredorkilled.Alwayswearyoursafetybelts!


Fig.219Adrivernotwearingasafetybeltisviolently
thrownforward

Fig.220Arearpassengernotwearingasafetybeltwillfly
forwardandstrikethedriver
Unbeltedoccupantsarenotabletoresistthetre-
mendousforcesofimpactbyholdingtightor
bracingthemselves.Withoutthebenefitofsafe-
tyrestraintsystems,theunrestrainedoccupant
willslamviolentlyintothesteeringwheel,in-
strumentpanel,windshield,orwhateverelseis
intheway>fig.219.Thisimpactwiththevehi-
cleinteriorhasalltheenergytheyhadjustbefore
the
crash.>

8W0012721BG
Safetybelts

Neverrelyonairbagsaloneforprotection.Even
whentheydeploy,airbagsprovideonlyadditional
protection.Airbagsarenotsupposedtodeployin
allkindsofaccidents.AlthoughyourAudiis
equippedwithairbags,allvehicleoccupants,in-
cludingthedriver,mustwearsafetybeltscor-
rectlyinordertominimizetheriskofseverein-
juryordeathinacrash.
Remembertoo,thatairbagswilldeployonlyonce
andthatyoursafetybeltsarealwaystheretoof-
ferprotectioninthoseaccidentsinwhichairbags
arenotsupposedtodeployorwhentheyhaveal-
readydeployed.Unbeltedoccupantscanalsobe
thrownoutofthevehiclewhereevenmoresevere
orfatalinjuriescanoccur.
Itisalsoimportantfortherearpassengersto
wearsafetybeltscorrectly.Unbeltedpassengers
intherearseatsendangernotonlythemselves
butalsothedriverandotherpassengers
=>fig.220.Inafrontalcollisiontheywillbe
thrownforwardviolently,wherethey canhitand
injurethedriverand/orfrontseatpassenger.
Safetybeltsprotect
Peoplethinkit'spossibletousethehandsto
bracethebodyinaminorcollision.It'ssimply
nottrue!
B4H-0244
A

Fig.221Driveriscorrectlyrestrainedinasuddenbraking
maneuver
Safetybeltsusedproperlycanmakeabigdiffer-
ence.Safetybeltshelptokeeppassengersin
theirseats,graduallyreduceenergylevelsap-
pliedtothebodyinanaccident,andhelpprevent
theuncontrolledmovementthatcancauseseri-
ousinjuries.Inaddition,safetybeltsreduce the
dangerofbeingthrownoutofthevehicle.

Safetybeltsattachpassengerstothecarandgive
themthebenefitofbeingsloweddownmore
gentlyor“softly”throughthe“give”inthesafety
belts,crushzonesandothersafetyfeaturesengi-
neeredintotoday'svehicles.By“absorbing”the
kineticenergyoveralongerperiodoftime,the
safetybeltsmaketheforcesonthebodymore
“tolerable”andlesslikelytocauseinjury.
Althoughtheseexamplesarebasedonafrontal
collision,safetybeltscanalsosubstantiallyre-
duce
theriskofinjuryinotherkindsofcrashes.
So,whetheryou'reonalongtripor justgoingto
thecornerstore,alwaysbuckleup andmakesure
othersdo,too.Accidentstatisticsshowthatvehi-
cleoccupantsproperlywearingsafetybeltshave
alowerriskofbeinginjuredandamuchbetter
chanceofsurvivinganaccident.Properlyusing
safetybeltsalsogreatly increasestheabilityof
thesupplementalairbagstodotheirjobinacol-
lision.Forthisreason,wearingasafetybeltisle-
gallyrequiredinmostcountriesincludingmuch
oftheUnitedStatesandCanada.
AlthoughyourAudiisequippedwithairbags,you
stillhavetowearthesafetybeltsprovided.Front
airbags,forexample,areactivatedonlyinsome
frontalcollisions.Thefrontairbagsarenotacti-
vatedinallfrontalcollisions,insideandrearcol-
lisions,inrolloversorincaseswherethereisnot
enoughdecelerationthroughimpacttothefront
ofthevehicle.Thesamegoesfortheotherairbag
systemsinyourAudi.So,alwayswearyoursafety
beltandmakesureeverybodyinyourvehicleis
properlyrestrained!
Tulteal
Pybey
Safetybeltsmustalwaysbecorrectlypositioned
acrossthestrongestbonesofyourbody.
>Alwayswearsafetybeltsasillustratedandde-
scribedinthischapter.
>Makesurethatyoursafetybeltsarealways
readyforuseandarenotdamaged.

ZA\WARNING
Notwearingsafetybeltsorwearingthemim-
properlyincreasestheriskofseriouspersonal|»

255

Airbagsystem


—Neverholdthesteeringwheelatthe12
o'clockpositionorwithyourhandsany-
whereinsidethesteeringwheeloronthe
steeringwheelhub.Holding thesteering
wheelthewrongwayincreasestheriskof
severeinjurytothearms,hands,andheadif
thedriverairbagdeploys.

ZA\WARNING
Objectsbetweenyouandtheairbagwillin-
creasetheriskofinjuryinacrashbyinterfer-
ingwiththewaytheairbagunfoldsand/orby
beingpushedintoyouastheairbaginflates.
—Alwaysmakesurenothingisinthefrontair-
bagdeploymentzonethatcouldbestruck
by theairbagwhenitinflates.
—Objectsinthezoneofadeployingairbagcan
become
projectileswhentheairbagdeploys
andcauseseriouspersonalinjury.
—Neverhold thingsinyourhandsoronyour
lapwhenthevehicleisinuse.
—Neverplaceaccessoriesorotherobjects
(suchascupholders,telephonebrackets,
notepads,navigationsystems,orthings
thatarelarge,heavy,orbulky)onthedoors;
neverattachthemtothedoorsorthewind-
shield;neverplacethemoverornearorat-
tachthemtotheareamarked,,AIRBAG“on
thesteeringwheel,instrumentpanelorthe
seatbackrests;neverplacethembetween
theseareasandyouoranyotherpersonin
thevehicle.
—Neverattachobjectstothewindshield
abovethepassengerfrontairbag,suchas
accessoryGPSnavigationunitsormusic
players.Suchobjectscouldcauseseriousin-
juryinacollision,especiallywhentheair-
bagsinflate.
—Neverreclinethefrontpassengerseatto
transport
objects.Itemscanalsomoveinto
thedeploymentareaofthesideairbagsor
thefrontairbagduringbreakingorinasud-
denmaneuver.Objectsneartheairbagscan
flydangerouslythroughthepassengercom-
partmentandcauseinjury,particularly
whentheseatisreclinedandtheairbagsin-
flate.

266
ZAWARNING
Apersononthefrontpassengerseat,espe-
ciallyinfantsandsmallchildren,willreceive
seriousinjuriesandcanevenbekilledbybe-
ingtooclosetotheairbagwhenitinflates.
—AlthoughtheAdvancedAirbagSystemin
yourvehicleisdesignedtoturnoffthefront
passengerairbagifaninfantorasmallchild
isonthefrontpassengerseat,nobodycan
absolutelyguaranteethatdeploymentun-
derthesespecialconditionsisimpossiblein
allconceivablesituationsthatmayhappen
during theusefullife ofyourvehicle.
— TheAdvancedAirbagSystemcandeployin
accordancewiththe,,lowrisk“optionfor3-
and6-year-oldchildrenundertheU.S.Fed-
eralStandardifachildwithelectricalcapac-
itancegreaterthanthecombinedcapaci-
tanceofatypicalone-yearoldinfantre-
strainedinoneoftheforwardfacing orrear-
ward-facingchildseatswithwhichyourve-
hiclewascertifiedisonthefrontpassenger
seatandtheotherconditionsforairbagde-
ploymentaremet.
—Accidentstatisticshaveshownthatchildren
aregenerallysaferintherearseatareathan
inthefrontseatingposition.
—Fortheirownsafety,allchildren,especially
12yearsandyounger,shouldalwaysridein
thebackproperlyrestrainedfortheirage
andsize.
Advancedfrontairbagsystem
YourvehicleisequippedwithafrontAdvanced
AirbagSystemincompliancewithUnitedStates
FederalMotorVehicleSafetyStandard(FMVSS)
208,aswellasCanadaMotorVehicleSafety
Standard(CMVSS)208asapplicableatthetime
yourvehiclewasmanufactured.


ThefrontAdvancedAirbagSystemsupplements
thesafetybeltstoprovideadditional protection
forthedriver'sandfrontpassenger'sheadsand
upperbodiesinfrontalcrashes.Theairbagsin-
flateonlyinfrontalimpactswhenthevehiclede-
celerationishighenough.>

Airbagsystem


—Ifyouareunrestrained,leaningforward,sit-
tingsidewaysoroutofpositioninanyway,
yourriskofinjuryismuchhigher.
—Youwillalsoreceiveseriousinjuriesand
couldevenbekilledifyouareupagainstthe
airbagortooclosetoitwhenitinflates-
evenwithanAdvancedAirbag>page261.

Z\WARNING
Achildinarearward-facingchildsafetyseat
installedonthefrontpassengerseatwillbe
seriouslyinjuredandcanbekilledifthefront
airbaginflates-evenwithanAdvancedAirbag
System.
—AlthoughtheAdvancedAirbagSystemin
yourvehicleisdesignedtoturnoffthefront
airbagwhenarearward-facingchildre-
strainthasbeeninstalledonthefront pas-
sengerseat,nobodycanabsolutelyguaran-
teethatdeploymentisimpossibleinallcon-
ceivablesituationsthatmayhappenduring
the
usefullifeofyourvehicle.
—Theinflatingairbagwillhitthechildsafety
seatorinfantcarrierwithgreatforceand
willsmashthe childsafetyseatandchild
againstthebackrest,centerarmrest,door,
orroof.
—Alwaysinstallrearward-facingchildre-
straintsontherearseat.
—Ifyoumustinstallarearwardfacingchild
safetyseatonthefrontpassengerseatbe-
causeofexceptionalcircumstancesandthe
PASSENGERAIRBAGOFF%;lightdoesnot
comeonandstayon,immediatelyinstall
therear-facingchildsafetyseatinarear
seatingpositionandhavetheairbagsystem
inspectedbyyourauthorizedAudidealer.

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

268
—Neverput theforward-facingchildrestraint
upagainstorverynear theinstrumentpan-
ele
—Alwaysmovethefrontpassengerseattothe
highestpositionintheupanddownadjust-
mentrangeandmoveitbacktotherear-
mostpositionintheseat'sforeandaftad-
justmentrange,asfarawayfromtheairbag
aspossible,beforeinstallingtheforward-
facingchildrestraint.
—Alwaysmakesurethatthesafetybeltupper
anchorageisbehindthechildrestraintand
notnexttoorinfrontofthechildrestraint
sothatthesafetybeltwillbeproperlyposi-
tioned.
—Alwaysmakesurethatthereisnothingon
thefrontpassengerseatthatwillcausethe
capacitivepassengerdetectionsystemin
theseattosignaltotheAirbagSystemthat
theseatisoccupiedbyapersonwhenitis
not,ortosignalthatitisoccupiedbysome-
onewhoisheavierthanthepersonactually
sittingontheseat.Thepresenceofaddi-
tionalobjectscouldcausethepassenger
frontairbagtobeturnedonwhenitshould
beoff,orcouldcausetheairbagtoworkina
waythatisdifferentfromthewayitwould
haveworkedwithouttheobjectontheseat.
—MakesurethatthePASSENGERAIRBAG
OFF7%;lightcomesonandstaysonallthe
timewhenever theignitionisswitchedon.

AdvancedAirbagSystemcomponents
Thefrontpassengerseatinyourvehiclehasalot
ofveryimportantparts oftheAdvancedAirbag
Systeminit.Theseparts includethecapacitive
passengerdetectionsystem,wiring,brackets,
andmore.Thecontrolunitmonitorsthesystem
onthefrontpassengerseatwhentheignitionis
switchedonandturnstheairbagindicatorlight
onwhenamalfunctionintheoneofthesystem
componentsisdetected>page273.Becausethe
frontpassengerseatcontainsimportantparts of
the
AdvancedAirbagSystem,youmusttakecare
topreventitfrombeingdamaged.Damageto>

8W0012721BG
Airbagsystem


thevehiclebatterywithapyrotechniccircuit
interrupter.
—Workonthepyrotechniccircuitinterrupter
mustonlybeperformedbyaqualified
technicianswhohavetheexperience,in-
formationandspecialtoolsnecessaryto
performtheworksafely.
—Ifthevehicleorthecircuitinterrupteris
scrapped,allapplicablesafetyprecautions
mustbefollowed.
OtherthingsthatcanaffectAdvanced
Airbagperformance
Changingthevehicle'ssuspensionsystemcan
changethewaythattheAdvancedAirbagSystem
performsinacrash.Forexample,usingtire-rim
combinationsnotapprovedbyAudi,loweringthe
vehicle,changingthestiffnessofthesuspension,
includingthesprings,suspensionstruts,shock
absorbersetc.canchangetheforcesthatare
measuredbytheairbagsensorsandsenttothe
electroniccontrolunit.Somesuspensionchanges
can,forexample,increasetheforcelevelsmeas-
uredbythesensorsandmaketheairbagsystem
deployincrashesinwhichitwouldnotdeployif
thechangeshadnotbeenmade.Otherkindsof
changesmayreducetheforcelevelsmeasuredby
thesensorsandpreventtheairbagfromdeploy-
ingwhenitshould.

ZA\WARNING
Changingthevehicle'ssuspensionincluding
useof unapprovedtire-rimcombinationscan
changeAdvancedAirbagperformanceandin-
creasetheriskofseriouspersonalinjuryina
crash.
—Neverinstallsuspensioncomponentsthat
donothavethesameperformancecharac-
teristicsasthecomponentsoriginallyinstal-
ledonyourvehicle.
—Neverusetire-rimcombinationsthathave

notbeenapprovedbyAudi.

Kneeairbags
preaal)aCeaitLs-eh)
Thekneeairbagsystemcanprovidesupplemen-
talprotectiontoproperlyrestrained frontseat
occupants.
= g
=
8

Fig.231Driver'skneeairbag
Thedriverkneeairbagisintheinstrumentpanel
underneaththesteeringwheel>fig.231,the
airbagforthepassengerisataboutthesame
heightintheinstrumentpanelunderneaththe
glovecompartment.
Thekneeairbagoffersadditionalprotectionto
thedriver'sandpassenger'skneesandupperand
lowerthigh areasandsupplementstheprotec-
tionprovidedbythesafetybelts.
Ifthefrontairbagsdeploy,thekneeairbagsalso
deployinfrontalcollisionswhenthedeployment
thresholdstoredinthecontrolunitismet
=page271,Moreimportantthingstoknow
aboutfrontairbags.
Inadditiontotheirnormalsafetyfunction,safe-
tybeltshelpkeepthedriverorfrontpassengerin
positioninafrontalcollisionso thattheairbags
canprovidesupplementalprotection.
Theairbagsystemisnotasubstituteforyour
safetybelt.Rather,itispartoftheoveralloccu-
pantrestraintsysteminyourvehicle.Alwaysre-
memberthattheairbagsystemcanonlyhelpto
protectyouifyouarewearingyoursafetybelt
andwearingitproperly.Thisiswhyyoushouldal-
wayswearyoursafetybelt,notjustbecausethe
lawrequiresyoutodoso>page253,Generalin-
formation.
277
>