Assistsystems
ThismessageappearsiftheElectronicStabiliza-
tionControl(ESC)istakingactiontostabilizethe
vehicle.Thesystemsswitchoffinthisscenario.
ACCwithtrafficjamassist:manualcontrol!
Thismessageappearsifthevehiclerollsback
whenstartingonaslightincline,eventhoughthe
systemsareactive.Pressthebrakepedaltopre-
vent thevehiclefromrollingorstartingtomove.
ACCwithtrafficjamassist:currentlyun-
available.Downhillassistactivated
Youcannotactivatethesystemwhenhillholdas-
sistisactive.
ACCwithtrafficjamassist:currentlyun-
available.Parkassistactivated
ThesystemsswitchoffwhenParkassist*isac-
tive.Thesystemsareavailableagainaftercom-
pletingtheparkingprocess.
ACCwithtrafficjamassist:manualcontrol!
Thismessageappearsifthedriverdoesnottake
over
steeringaftermultipledriverintervention
requestsandthesystemswitchesoff.Thevehicle
brakesuntilitisstationary.
Trafficjamassist:unavailable.Seeowner's
manual
Thesystemcannolongerensurethatthevehicle
willstayinthelaneandswitchesoff. Haveyour
vehiclecheckedbyanauthorizedAudidealeror
authorizedAudiServiceFacilityifthemalfunc-
tioniscontinuous.
Trafficjamassist:Pleasetakeoversteering!
Thismessageappearsassoonasthesystem
stopsdetectingsteeringactivitywhenthesystem
limitsarereached.Alwayskeep yourhandson
thesteeringwheelsoyoucanbereadytosteerat
anytime.
Trafficjamassist:currentlyunavailable.
Pleasefastenseatbelt
Thesystemswitchesoffwhenthedriver'ssafety
beltisunfastened.
ACC:efficiencyassistnotavailableinthis
country
110
Theadaptationtospeedlimitsandroutesahead
isnotavailableinthiscountry.
ACC:predictivecontrolcurrentlyunavaila-
ble.Seeowner'smanual
Theadaptationtospeedlimitsandroutesahead
switchesoffatspeedlimitsunder20mph
(30km/h).
Themessagecanalsoappeariftheadaptationto
speedlimitsandroutesaheadhasatemporary
failure.Haveyourvehiclecheckedby anauthor-
izedAudidealerorauthorizedAudiServiceFacili-
tyifthemalfunctioniscontinuous.
Distancewarning:malfunction!Pleasecontact
Service
Thesystemcannotguaranteethatitwilldetect
vehiclescorrectlyandithasswitchedoff.Thera-
darsensorshaveshiftedorarefaulty.Drivetoan
authorizedAudidealerorauthorizedAudiService
Facilityimmediatelytohave the malfunctioncor-
rected.
Distancewarning:currently unavailable.Sensor
viewrestrictedduetosurroundings.Seeown-
er'smanual
Thismessageappearsiftheradarsensorviewis
obstructed,forexamplebyleaves,snow,heavy
sprayordirt.Cleanthesensors>page102,
fig.96.
Distancewarning:currentlyunavailable.See
owner'smanual
Thismessageappearsifthesystemhasatempo-
raryfailure.Ifthisoccursmultipletimes,driveto
anauthorizedAudidealerorauthorizedAudi
ServiceFacilityimmediatelytohavethemalfunc-
tioncorrected.
ACC:Pleasefastenseatbelt
Thesystemisnotcompletelyavailableifthedriv-
er'sseatbeltisunfastened.
Stationaryobjectahead
Thismessageappearsifyouwouldliketoswitch
thesystemonandthereisastationaryobjectdi-
rectlyinfront ofyourvehicle.
Dooropen
4M0012721BG
Assistsystems
Thesystemisnotavailablewhenthedooris
open.
Audipresense
Introduction
Appliesto:vehicleswithAudipresense
Withinthelimitsofthe system, thepresense
functionscaninitiatemeasuresinparticularly
dangeroussituationstoprotectthevehiclepas-
sengersandotherroadusers.
—Duetotheinterlinkingofvariousvehiclesys-
tems,criticaldrivingsituationscanbedetected
bypresensebasicandmeasuresforpreventa-
tiveoccupantprotectionarecanbeinitiated.
—Thepresensefrontsystemusesthedatafrom
theadaptivecruisecontrol*radarsensorsand
thecameratocalculatetheprobabilityofacol-
lision.Withinthelimitsofthesystem,anim-
pendingcollisionwithvehiclescan bedetected
inbothurbanandruralspeedranges.Inthis
case,thesystemwarnsthedrivervisually,
acousticallyandwithajerkonthebrakesifnec-
essary.Ifneeded,itcaninitiateapartialorfull
decelerationtoreduce thecollisionspeedor to
avoid
thecollisionundercertaincircumstances.
Inconjunctionwithpresensebasic/rear,the
front safetybeltsarealsoreversiblytensioned
whenneeded.Thepresensefrontisalsoactive
whenadaptivecruisecontrol”isswitchedoff.
—Presenserearcontainspresensebasicfunc-
tions.Itusesthedatafromthesideassist*ra-
darsensorsandcalculateswithinthelimitsof
thesystemtheprobabilityofarearendcolli-
sionwiththevehiclebehindyou.Presenserear
isalsoactivewhensideassist*isswitchedoff.
—Withinthelimitsofthesystem,presensecity
usesthecameradataandcandetectanim-
pendingcollisionwithvehiclesandpedestrians.
Inthiscase,thesystemwarnsthedrivervisual-
ly,acousticallyandwithajerkonthebrakesif
necessary.Ifneeded,itcaninitiateafulldecel-
erationtoreducethecollisionspeedorto avoid
thecollisionundercertaincircumstances.In
conjunctionwithpresensebasic/rear,thefront
D_Thisisnotavailableinsomecountries.
safetybeltsarealsoreversiblytensionedwhen
needed.
Z\WARNING
Readthegeneralinformationin>A\inGen-
eralinformationonpage102,>A\inGeneral
informationonpage121.
@)Tips
—Certain presensefunctionsswitchoffwhen
drivinginreverse.
—Thepresensefunctionsmaynotbeavaila-
bleifthereisamalfunctionintheESCsys-
temortheairbagcontrolmodule.
—Notethatthereversiblebelttensioneron
thefrontpassenger'ssidedeactivateswhen
thefrontpassenger'sairbagisdeactivated.
—Switchthepresenseoffwhenyouarenot
usingpublicstreetsorwhenloadingtheve-
hicleontoavehiclecarrier,train,ship,or
othertypeoftransportation.Thiscanpre-
ventanundesiredinterventionfromthepre
sensesystem.
Audipresensebasic
Appliesto:vehicleswith Audipresensebasic
Thepresensebasicfunctionsareactivatedata
speedofapproximately20mph(30km/h)or
higher.
Thefollowing functionscanbetriggeredunder
certainconditionswithinthelimitsofthesys-
tem:
—Tensioningofthesafetybelts(forexample,
duringheavybraking):thefront safetybelts
havereversiblebelttensioners.Ifacollision
doesnotoccur,thesafetybeltswillloosen
slightlyandbereadytotriggeragain.
—Closingthewindowsandsunroof*
—Activatingtheemergencyflashers»)
ThemessageAudipresenseAN=>page112,
fig.109willwarnyouaboutthedanger.
Audidriveselect*:thetriggertimesareadjusted
dependingonthemodeselected.
111
Assistsystems
Audipresensefront
Appliesto:vehicleswithAudipresensefront
Audipresense
Fig.109Instrumentcluster:approachwarning
Description
Withinthelimitsofthe system,presensefront
canwarnyouofimpendingcollisionsandinitiate
thecorrespondingbrakingmaneuversorthesup-
portingmeasureswhenavoidingacollision.
Ifdetectedintime,thesystemcanrankthedan-
geroussituationascriticalifavehicledriving
aheadbrakessuddenly,ifyourownvehicleisap-
proachingasignificantlyslowervehicleathigh
speedorwhenthereisanoncomingvehicledur-
ingaturningmaneuver.
Ifdetectionisnotpossible,thenpresensefront
doesnotreact.
Warnings
Thesystemrecognizesvariousdangeroussitua-
tions.Theearlywarningoccursif:
—Avehicledrivingaheadbrakessuddenly
—yourownvehicleapproachesasignificantly
slowervehicleorstationaryvehicleinthedirec-
tionoftravel
Whenthiswarningoccurs,itmayonlybepossi-
bleto avoidacollisionbyswervingorbraking
strongly.ThemessageAudipresenseA
=>fig.109andawarningtonewillwarnyou
aboutthedanger.
Ifyoudonotreactenoughornotatalltoadan-
geroussituationthatwasdetectedbythesys-
tem,presensefrontprovidesassistancebyap-
plyingthebrakes.
D_Thisisnotavailableinsomecountries.
112
If acollisionisimminent,thesystemwillfirst
providean acutewarningbybrakingsharply.You
willalsowarnedbyanindicatorintheinstrument
clusterdisplay>fig.109.Ifyoudonotreactto
theacutewarning,presensefrontcanbrakewith
increasingforcewithinthelimitsofthesys-
tem)).Thisreducesthevehiclespeedinthe
eventofacollision.Atlowvehiclespeeds,pre
sensefrontcaninitiateacompletedeceleration
shortlybeforeacollisionwithavehicledriving
ahead).Ifpresensefrontdeterminesthatyou
arenotbrakingstronglyenoughwhenacollision
isimminent,itcanincreasethebrakingforce.
Thefollowingfunctionstriggerinconjunction
withpresensebasic/rearatcorrespondingvehi-
clespeeds:
—Reversibletensioning ofthefrontsafetybelts
—Closingthewindowsandsunroof*
—Inflatingthesidebolsters*intheseatbackrest
andseatsurface
Audidriveselect*:thereversiblebelttensioner,
theclosingofthewindowsandsunroof*aswell
astheinflatingofthesidebolsters*ontheseat
backrest
andseatsurfacearenotactivedepend-
ingonthemodeselected.
Evasivesteeringsupport
Evasive steeringsupporthelpsyouto steerthe
vehiclearoundanobstacleinacriticalsituation.
Ifyouavoidanobstacleaftertheacutewarning,
thentheevasive steeringsupportassistsyouby
applyingslightsteeringadjustmenttocorrect
yoursteeringwheelangleaslongasyouareac-
tivelysteering.Evasivesteeringsupportisavaila-
bleatspeedsbetweenapproximately20mph
(30km/h)and90mph(150km/h).
Turnassist
Whenstartingtodriveanduptospeedsofmaxi-
mum6mph(10km/h),theturnassistusesa
brakinginterventiontopreventyourvehiclefrom
collidingwithanoncomingvehiclewhenturning
leftorright(availableincertaincountries).The
brakinginterventioncausesyourvehicleto stay
initslane.
Assistsystems
Audipresensecity
Appliesto:vehicleswithAudipresensecity
Description
Withinthelimitsofthesystem,presensecity
canwarnyouofimpendingcollisionswithvehi-
clesandpedestriansandinitiatetheapplicable
brakingmaneuverifneeded.Presensecityisac-
tiveatspeedsofapproximately6mph(10km/h)
andhigher.
Apedestrianwarningcanoccuratspeeds upto
50mph(85km/h),andvehiclewarningscanoc-
curatspeedsupto155mph(250km/h).Apre
sensecitybrakingmaneuverispossibleatspeeds
upto50mph(85km/h).
Warnings
Thesystemrecognizesvariousdangeroussitua-
tions.Theearlywarningoccursif:
—Avehicledrivingaheadbrakessuddenly
—Yourownvehicleapproachesavehicleinfront
ofyouthatistravelingatasignificantlyslower
speedorthatisstationary
—Apedestrianisstandinginthelaneorismov-
ingintothelane
Whenthiswarningoccurs,itmayonlybepossi-
bleto avoidacollisionbyswervingorbraking
strongly.ThemessageAudipresensewa
=>page112,fig.109andawarningtonewill
warnyouaboutthedanger.
Thebrakesmayalsobeappliedasanacutewarn-
ing whenthereisanimpendingcollision.Ifyou
donotreacttotheacutewarning,presensecity
canbraketothepointofcompletedeceleration
withinthelimitsofthesystem.Thisreducesthe
vehiclespeedintheeventofacollision.Themes-
sageAudipresensewaalsoappears.
Thefollowingfunctionsaretriggeredinconjunc-
tionwithpresensebasic/rear:
—Reversibletensioningofthefront safetybelts
—Closingthewindowsandsunroof*
—Inflatingthesidebolsters*intheseatbackrest
andseatsurface
Audidriveselect*:thefunctionisnotactivede-
pendingonthemodeselected.
114
ZAWARNING
—Presensecitycannotovercomethelawsof
physics.Itisasystemdesignedtoassistand
itcannotpreventacollisionineverycircum-
stance.Thedrivermustalwaysintervene.
Thedriverisalwaysresponsibleforbraking
atthecorrecttime.Donotlettheincreased
safetyprovidedtemptyouintotakingrisks.
Thiscouldincreaseyourriskofacollision.
— The systemcandeployincorrectlydueto
system-specificlimits.
—Toreducetheriskofanaccident,please
notethatthecameradoesnotalwaysdetect
everyobject.
—Presensecitydoesnotreacttoanimals,
crossing oroncomingvehicles,objectssuch
asbars,railingsorrailcars,andobjectsthat
aredifficulttodetect>A\inGeneralinfor-
mationonpage102.
—Intrailermode,thebrakingbehaviorofthe
trailercanbedifferentthanusualduringau-
tomaticbraking.
ZA\WARNING
Presensecitymayberestrictedorunavailable
inthefollowingtypesofsituations:
—Inheavyfog,rain,spray,orsnow
—Whentherearevisualobstructions,suchas
glare,reflectionsorvariationsinlight
—Whenitisdark
—Ifthecamerawindoworthewindshieldis
dirty,iced over,damagedorcovered
—Whendrivingonsnow,iceorlooseground
—Incurves
—IftheESCwasrestrictedorswitchedoff
—Whentowingatrailer
—Whenthedriver'sseatbeltisunfastened
—Uptotensecondsafterswitchingontheig-
nition
(1)Note
Impactsordamagetothecameramounton
thewindshieldcandisplacethesensor.Pre
sensecitycanbeimpairedbythis.Haveanau-
thorizedAudidealerorauthorizedAudiServ-
iceFacilitychecktheirfunction.
Assistsystems
parkedorifyourvehicleispulledtoofarin-
totheparkingspacesothatitishiddenby
adjacentvehicles.
G@)Note
Alsoreadtheinformationin>@©inGeneral
informationonpage121.
@)Tips
—Youcancanceltheautomaticbrakeactiva-
tionwithincreasingbrakingforceifyouap-
plythe brakesyourselforaccelerateconsid-
erably.
—Insomesituations,rearcross-trafficassist
maywarnyouevenifthereisnocrosstraffic
ina criticalarea,forexamplewhenbacking
intoaparkingspaceormaneuvering.
—Therearcross-trafficassistalsoswitchesoff
whenyouswitchofftheESC.
— Thesystemisnotavailablewhentowinga
trailer.
—Foranexplanationonconformitywiththe
FCCregulationsinthe UnitedStatesandthe
IndustryCanadaregulations,see
=>page373.
Messages
Appliesto:vehicleswithAudisideassist
Amessageappearsintheinstrumentclusterdis-
playifthesideassistswitchesoffautomatically.
B]Audisideassist:malfunction!Pleasecontact
Service
eB]Audisideassistandexitwarning: malfunc-
tion!PleasecontactService
Thesystemcannotguaranteethatitwilldetect
vehiclescorrectlyandithasswitchedoff.The
sensorshavebeenmovedorarefaulty.Havethe
systemcheckedbyanauthorizedAudidealeror
authorizedAudiServiceFacilitysoon.
geAudisideassist:currentlyunavailable.Sen-
sorvisionrestrictedduetosurroundings.See
owner'smanual
Audisideassistandexitwarning:currently
unavailable.Sensorvisionrestrictedduetosur-
roundings
124
Theradarsensorvisionisimpaired.Theareain
frontofthesensorsmustnotbecoveredbybike
racks,stickers,leaves,snoworanyotherobjects.
Cleantheareacoveringthesensors,ifnecessary
=page120,fig.116.
Audi sideassist:currently unavailable.See
owner'smanual
Audisideassistandexitwarning:currently
unavailable.Seeowner'smanual
Sideassistcannotbe switchedonatthistimebe-
causethereisamalfunction(forexample,the
batterychargelevelmaybetoolow).
&Audisideassist:unavailableintowingmode
Audisideassistandexitwarning:currently
unavailable.Towingmode
Sideassistswitchesoffautomaticallywhenthe
electricalconnectorinthefactory-installedtrail-
erhitchisconnected.Thereisnoguaranteethe
systemwillswitchoffwhenusingaretrofitted
trailerhitch.Donotusesideassistandtheexit
warningwhentowingatrailer.
Rearparkingaid:obstacledetectionrestrict-
ed
Therearcross-trafficassistisnotavailable.Ei-
thertheESCisswitchedoff,ortheradarsensors
maybecoveredbyabikerack,stickers,leaves,
snoworotherobjects.SwitchtheESCon,or
cleantheareainfront ofthesensorsifnecessary
=>page120,fig. 116.Ifthismessagecontinues
tobedisplayed,driveimmediatelytoanauthor-
izedAudidealerorauthorizedAudiServiceFacili-
tytohave themalfunctionrepaired.
Nightvisionassist
Appliesto:vehicleswithnightvision assist
Thenightvisionassistcandetect,highlightand,
ifnecessary,warnaboutpedestriansandlarge
wildanimals.
Nightvision assisthelpsyouwhenitisdark by
usinganinfraredcamerato monitortheareain
front ofyourvehicle,withinthelimitsofthesys-
tem.Itcandisplayobjectsuptoadistanceof>
IntelligentTechnology
IntelligentTechnology
ElectronicStabilization
Control(ESC)
ElectronicStabilizationControl(ESC)supports
driversafety.Itreducestheriskofslippingand
improvesdrivingstability.ESCdetectscriticalsit-
uations,suchasifthevehicleisoversteeringor
understeering,orifthewheelsare spinning.The
brakesareappliedortheenginetorqueisre-
ducedinordertostabilizethevehicle.Whenthe
ESCengages,theBindicatorlightblinksinthe
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.
Onvehicleswithactivatedandfunctioningnight
visionassist*,thebrakeassistsystemcanre-
spondmoresensitivelyifthereisawarning.
Anti-SlipRegulation(ASR)
ASRreducesenginepowerwhenthedrivewheels
beginspinningandadaptstheforcetotheroad
conditions.Thismakesiteasiertostart,acceler-
ateanddriveuphills.
ElectronicDifferentialLock(EDL)
TheEDLappliesthebrakestowheelsthatare
slippingandtransfersthedrivepowertotheoth-
146
erwheels.Thisfunctionisnotavailableathigher
speeds.
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
brakedbytheESC.
Thevehicledoesnotbrakeautomaticallyifoneof
thefollowingoccurs:
—Thedriverpressestheacceleratorpedal,
—TheESC,thebrakesystem,orthevehicleelec-
tricalsystemisnotfunctioning
ZAWARNING
— The ESCanditsintegratedsystemscannot
overcomethe limitsimposedbynatural
physicallaws.Thisisespeciallyimportanton
slipperyorwetroads.Ifthesystemsbegin
actingtostabilizeyourvehicle,youshould
immediatelyalteryourspeedtomatchthe
roadandtrafficconditions.Donotletthein-
creasedsafetyprovidedtemptyouintotak-
ingrisks.Thiscouldincreaseyourriskofa
collision.
—Pleasenotetheriskofacollisionincreases
when
drivingfast,especiallythroughcurves
andonslipperyorwetroads,andwhendriv-
ingtooclosetoobjectsahead.The ESC and
IntelligentTechnology
ESClevels
OffroadmodeonESC/ASRoffOffroadmodeoffor
ESC/ASRon
BehaviorThe ESC andASRstabiliza-|Thestabilizationfunctionis|Thefullstabilizationfunc-
tionfunctionsarelimitednotavailable>A\.ESCand__|tionoftheESCandASRis
oA.ASRareswitchedoff.available again.
Operating|Pressthe|#%]buttonbriefly.|Pressandholdthe2]but-|Pressthe|2%]buttonagain.
tonlongerthanthreesec-
onds.
IndicatorBiturnson.EganESCOFFRattanon.BiiturnsofforEjand
lightsAaaturnoff.
Messages__|Stabilizationcontrol(ESC):|Stabilizationcontrol(ESC):|Stabilizationcontrol(ESC):
offroad.Warning!Reduced|off.Warning!Restrictedon
stabilitystability
MNWARNING>Pressthebuttonagaintoswitchitoff.TheLED
You
shouldonlyswitchoffroadmodeonor
switchESC/ASRoffifyourdrivingabilitiesand
thetrafficconditionspermit.Thereisariskof
sliding.
—Thestabilizationfunctionislimitedwhen
offroadmodeisswitchedon.Thedriving
wheelscouldspinandthevehiclecould
swerve,especiallyonslickorslipperyroad
surfaces.
—Thereisnovehiclestabilizationwhen
ESC/ASRareswitchedoff.
Hilldescentassist
Hilldescentassistmakesitpossibletodrive
downahillataconstantspeed.
B4M-0242
Fig.152Centerconsole:hilldescentassistbutton
>Toswitchhilldescentassiston,pressthe2
button.TheLEDinthebuttonwillturnon.
148
inthebuttonturnsoff.
Hilldescentassistbrakesallfourwheelsauto-
maticallyinordertolimitspeedwhendrivingei-
therforwardorreverseonhillswithagradefrom
approximately6to60%.Thewheelswillnotlock
upbecausetheABSremainsactivated.
Whenhilldescentassistison,thespeedyourve-
hiclewastravelingwhenitenteredthehillis
maintained.Theassistbeginsshortlyafteryou
startdrivingandcontinuesuptoapproximately
19mph(30km/h).Thedrivercanincreaseorde-
creasethevehiclespeedwithintheselimitsby
pressingtheacceleratororbrakepedal.
However,theremustbeenoughtraction.Hillde-
scentassistcannotfunctionasexpected,iffor
examplethehillisicyorifthesurfaceisloose
SA.
Activeregulationofaspeeduptoapproximately
19mph(30km/h)issignaledintheinstrument
clusterby anindicatorlightZBTheindicator
lightturnsonwheninthereadymode.
Thesystemdoesnotworkatspeedsaboveap-
proximately19mph(30 km/h).Thesystemis
theninready-mode.ThisisindicatedbytheLED
inthebuttonturningon.
Hilldescentassistisautomaticallyactivatedun-
der thefollowingconditions:
—theLEDinthe buttonturnson
4M0012721BG
IntelligentTechnology
—thevehiclespeedislowerthan19mph(30
km/h)
—thehillangleisatleastapproximately6%
Z\WARNING
—Bereadytoapply thebrakesatalltimes
whenusingthehillholdassist.
—Alwaysadjustthespeedtothevisibility,
weather,road,andtrafficconditions.The
systemcannotreplacethedriver'satten-
tion.
— Thesystemcannotmaintainaconstantvehi-
clespeedinallsituations,forexamplewhen
onsmoothorslipperyground.Thiscanin-
creasetheriskofanaccident.
Brakes
Newbrakepads
Newbrakepadsdonotachievetheirfullbraking
effectduringthefirst250mi(400km).They
mustbe“brokenin”first.However,youcancom-
pensatefortheslightlyreducedbrakingforceby
pressingfirmlyonthebrakepedal.Avoidheavy
brakingduringthebreak-inperiod.
Brakepadweardependslargelyonthewaythe
vehicleisdrivenandonoperatingconditions.
Brakepadwearincreaseswhendrivingfrequently
inthecityorshortdistancesorwhenusingavery
sportydrivingstyle.
Operatingnoise
Noisesmayoccurwhenbrakingdependingonthe
speed,brakingforce,andoutsideconditionssuch
astemperatureandhumidity.
Wetconditionsorroadsalt
Incertainsituations,forexampleafterdriving
throughwater,inheavyrain,orafterwashing
yourcar,thebrakingeffectmaybereduceddue
tomoistureoriceonthebrakerotorsandbrake
pads.Thebrakesmustbe“dried”firstwithafew
carefulbrakeapplications.
Whendrivingathigherspeedswhilethewind-
shieldwipersareswitchedon,thebrakepadsare
brieflypressedagainstthebrakerotors.Thisac-
tion,whichisnotfeltby thedriver,happensat
regularintervalsandensuresabetterreaction
timeforthe brakesinwetweather.
Thebrakingeffectcanalsobereducedifyouare
drivingonsaltedroadsandyoudonotapplythe
brakesforlongperiodsoftime.Thelayerofsalt
onthebrakerotorsandpadsmustbewornoff
firstwhenthebrakesareapplied.
Corrosion
Leavingthevehicleparkedforlongperiodsof
time,lowmileageonthevehicle,andavoiding
heavybrakingcancontributetocorrosiononthe
brakerotorsandtodirtybrakepads.
Ifyouusuallyavoidheavybrakingorifthereis
corrosionpresent,occasionalheavybrakingat
highspeedsisrecommendedtocleanthebrake
rotorsandpads>A.
Brakesystemmalfunction
Ifyounoticethatthebrakepedalsuddenlygoes
downfarthertowardthefloorwhenyoupressit,
thenabrakecircuitinthedual-circuitbrakesys-
temmayhavemalfunctioned.Drivetoanauthor-
izedAudidealerorauthorizedAudiServiceFacili-
tyimmediatelytohavetheproblemcorrected.
Onthewaythere,drivewithreducedspeedand
keepinmindthatyouwillneedalongerdistance
tostopandyouwillneedtopressthebrake pedal
harder.
Lowbrakefluidlevel
Whenthebrakefluidlevelislow,malfunctionsin
thebrakesystemmayoccur.Thebrakefluidlevel
iselectronicallymonitored.
Brakebooster
Thebrakeboosteramplifiesthepressureyouap-
plytothebrakepedal.
Z\WARNING
—Onlyapplythe brakesforthepurposeof
cleaningthebrakesystemwhenroadand
trafficconditionspermit.Youmustnoten-
dangerotherroadusersandincreasethe
riskofanaccident.
—Duetotheriskofinjury,onlyhaveanau-
thorizedAudidealerorauthorizedAudi
149