2019 AUDI A4 Owners Manual

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Assistsystems


>IntheInfotainmentsystem,select:[MENU
button>Vehicle>leftcontrolbutton>Driver
assistance>Distancewarning.


Z\WARNING
—Readandfollowthewarningson>Ain
Generalinformationonpage103.
—Thedriverisalwaysresponsibleforadhering
totheregulationsapplicableinthe country
wherethevehicleisbeingoperated.
@Tips
Youmayfallbelowhewarningthreshold
brieflywhenpassingorwhenquicklyap-
proachingaslowvehicle.Thereisnowarning
inthisscenario.Awarningisgivenonlyifyou
fallbelowthewarningthresholdforanex-
tendedperiodoftime.
Appliesto:vehicleswithAudiadaptivecruisecontrol

ACCwithtrafficjamassist:unavailable.See
owner'smanual
Thesystemcannotguaranteethatitwilldetect
vehiclescorrectlyandithasswitchedoff.Thera-
darsensorshaveshiftedorarefaulty.Drivetoan
authorizedAudidealerorauthorizedAudiService
Facilityimmediatelytohavethe malfunctioncor-
rected.
ACCwithtrafficjamassist:currentlyun-
available.Seeowner'smanual
Thismessageappearsiftheadaptivecruisecon-
trolcannotbeactivated,forexampleifthehood
isopen.
ACCw.trafficjamassist:currentlyunavaila-
ble.Sensorvisionrestrictedduetosurround-
ings.Seeowner'smanual
Thismessageappearsiftheradarsensorviewis
obstructed,forexamplebyleaves,snow,heavy
sprayordirt.Cleanthesensors>page103,
fig.101.
ACCwithtrafficjamassist:currentlyun-
available.Gradetoosteep
Theroadexceedsthemaximumpossiblegrade
forsafeoperation.Thesystemscannotbeswitch-
edon.
ACCwithtrafficjamassist:onlyavailablein
D,SorM
Selectthe"D/S"or"M"selectorleverposition.
ACC:availablefrom1stgearup
Manualtransmission:adaptivecruisecontrol
worksin1stgearandhigher.
ACC:clutchpedalpressed
Manualtransmission:pressingtheclutchpedal
longerinterruptsthecontrol.
ACC:noteenginespeed
Manualtransmission:thismessageappearsifthe
driverhasnotshiftedupordownintimewhen
theadaptivecruisecontrolisbrakingoracceler-
ating,causingthevehicletoexceedortonot
reachthepermittedenginespeed.Theadaptive
cruisecontrolswitchesoffautomaticallyandcan-
notbe switched backon.
ACCwithtrafficjamassist:currentlyun-
available.Parkingbrakeapplied
Thesystemsswitchoffifyousettheparking
brake.Thesystemsareavailableagainafteryou
releasetheparkingbrake.
ACCwithtrafficjamassist:currentlyun-
available.Stabilizationcontrol(ESC)input
ThismessageappearsiftheElectronicStabiliza-
tionControl(ESC)istakingaction tostabilizethe
vehicle.Thesystemsswitchoffinthisscenario.
ACCwithtrafficjamassist:manualcontrol!
Thismessageappearsifthevehiclerollsback
whenstartingonaslightincline,eventhoughthe
systemsareactive.Pressthebrakepedaltopre-
ventthevehiclefromrollingorstartingtomove.
ACCwithtrafficjamassist:currentlyun-
available.Downhillassistactivated
Youcannotactivatethesystemwhenhillholdas-
sistisactive.
ACCwithtrafficjamassist:manualcontrol!>
111

Assistsystems

Thismessageappearsifthedriverdoesnottake
over
steeringaftermultipledriverintervention
requestsandthesystemswitchesoff.Thevehicle
brakesuntilitisstationary.
Trafficjamassist:unavailable.Seeowner's
manual
Thesystemcannolongerensurethatthevehicle
willstayinthelaneandswitchesoff.Haveyour
vehiclecheckedbyanauthorizedAudidealeror
authorizedAudiServiceFacilityifthemalfunc-
tioniscontinuous.
Trafficjamassist:Pleasetakeoversteering!
Thismessageappearsassoonasthesystem
stopsdetectingsteeringactivitywhenthesystem
limitsarereached.Alwayskeep yourhandson
thesteeringwheelsoyoucan bereadytosteerat
anytime.
Trafficjamassist:currentlyunavailable.
Pleasefastenseatbelt
Thesystemswitchesoffwhenthedriver'ssafety
beltisunfastened.
ACC:efficiencyassistnotavailableinthis
country
Theadaptationtospeedlimitsandroutesahead
isnotavailableinthiscountry.
ACC:predictivecontrolcurrentlyunavaila-
ble.Seeowner'smanual
Theadaptationtospeedlimitsandroutesahead
switchesoffatspeedlimitsunder20mph
(30km/h).
Themessagecanalsoappeariftheadaptationto
speedlimitsandroutesaheadhasatemporary
failure.Haveyourvehiclecheckedbyanauthor-
izedAudidealerorauthorizedAudiServiceFacili-
tyifthemalfunctioniscontinuous.
Distancewarning:malfunction!Pleasecontact
Service
Thesystemcannotguaranteethatitwilldetect
vehiclescorrectlyandithasswitchedoff.Thera-
darsensorshaveshiftedorarefaulty.Drivetoan
authorizedAudidealerorauthorizedAudiService
Facilityimmediatelytohavethe malfunctioncor-
rected.
112
Distancewarning:currentlyunavailable.Sensor
view
restrictedduetosurroundings.Seeown-
er'smanual
Thismessageappearsiftheradarsensorviewis
obstructed,forexamplebyleaves,snow,heavy
sprayordirt.Cleanthesensors>page103,
fig.101.
Distancewarning:currentlyunavailable.See
owner'smanual
Thismessageappearsifthesystemhasatempo-
raryfailure.Ifthisoccurs multipletimes,driveto
anauthorizedAudidealerorauthorizedAudi
ServiceFacilityimmediatelytohavethemalfunc-
tioncorrected.
ACC:Pleasefastenseatbelt
Thesystemisnotcompletelyavailableifthedriv-
er'sseatbeltisunfastened.
Stationaryobjectahead
Thismessageappearsifyouwouldliketoswitch
thesystemonandthereisastationaryobjectdi-
rectlyinfront ofyourvehicle.
Dooropen
Thesystemisnotavailablewhenthedooris
open.
Audipresense
Introduction
Appliesto:vehicleswith Audipresense
Withinthelimitsofthesystem,thepresense
functionscaninitiatemeasuresinparticularly
dangeroussituationstoprotectthevehiclepas-
sengersandotherroadusers.
—
Duetotheinterlinkingofvariousvehiclesys-
tems,criticaldrivingsituationscan bedetected
bypresensebasicandmeasuresforpreventa-
tiveoccupantprotectionarecanbeinitiated.
—Thepresensefrontsystemusesthedatafrom
theadaptivecruisecontrol*radarsensorsand
thecameratocalculatetheprobabilityofacol-
lision.Withinthelimitsofthesystem, anim-
pendingcollisionwithvehiclescan bedetected
inbothurbanandruralspeedranges.Inthis
case,thesystemwarnsthedrivervisually,>

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Assistsystems

acousticallyandwithajerkonthebrakesifnec-
essary.Ifneeded,itcaninitiateapartialorfull
decelerationtoreduce thecollisionspeedorto
avoidthecollisionundercertaincircumstances.
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
safety
beltsarealsoreversiblytensionedwhen
needed.

Z\WARNING
Readthegeneralinformationin>A\inGen-
eralinformationonpage103,>A\inGeneral
informationonpage122.

@Tips
—Certainpresensefunctionsswitchoffwhen
drivinginreverse.
— Thepresensefunctionsmaynotbeavaila-
bleifthereisamalfunctionintheESCsys-
temortheairbagcontrolmodule.
—Notethatthereversible belttensioneron
thefrontpassenger'ssidedeactivateswhen
thefrontpassenger'sairbagisdeactivated.
—Switchthepresenseoffwhenyouarenot
usingpublicstreetsorwhenloadingtheve-
hicleontoavehiclecarrier,train,ship,or
othertypeoftransportation.Thiscanpre-

D_Thisisnotavailableinsomecountries.
ventanundesiredinterventionfromthepre
sensesystem.
Audipresensebasic
Appliesto:vehicleswith Audipresensebasic
Thepresensebasicfunctionsareactivatedata
speedofapproximately20mph(30km/h)or
higher.
Thefollowingfunctionscanbetriggeredunder
certainconditionswithinthelimitsofthesys-
tem:
—Tensioningofthesafetybelts(forexample,
duringheavybraking):thefront safetybelts
havereversiblebelttensioners.Ifacollision
doesnotoccur,thesafetybeltswillloosen
slightlyandbereadytotriggeragain.
—Closingthewindowsandsunroof*
—Activationofthe emergencyflashers)
ThemessageAudipresensefy=>page113,
fig.114willwarnyouaboutthedanger.
Audidriveselect*:thetriggertimesareadjusted
dependingonthemodeselected.
CemRicelalg
Appliesto:vehicleswith Audipresensefront
Audipresense

Fig.114Instrumentcluster:approachwarning
Description
Withinthelimitsofthesystem,presensefront
canwarnyouofimpendingcollisionsandinitiate
thecorrespondingbrakingmaneuversorthesup-
portingmeasureswhenavoidingacollision.
113
>

Assistsystems

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.114andawarningtonewillwarnyou
aboutthedanger.
Ifyoudonotreactenoughornotatalltoadan-
geroussituationthatwasdetectedbythesys-
tem,presensefrontprovidesassistancebyap-
plyingthebrakes.
If acollisionisimminent,thesystemwillfirst
providean acutewarningbybrakingsharply.You
willalsowarnedbyanindicatorintheinstrument
clusterdisplay>fig.114.Ifyoudonotreactto
theacutewarning,presensefrontcanbrakewith
increasingforcewithinthelimitsofthesys-
tem)).Thisreducesthevehiclespeedinthe
eventofacollision.Atlowvehiclespeeds,pre
sensefrontcaninitiateacompletedeceleration
shortlybeforeacollisionwithavehicledriving
ahead).Ifpresensefrontdeterminesthatyou
arenotbrakingstronglyenoughwhen acollision
isimminent,itcanincreasethebrakingforce.
Thefollowingfunctionstriggerinconjunction
withpresensebasic/rearatcorrespondingvehi-
clespeeds:
—Reversibletensioning ofthefront safetybelts
—Closingthewindowsandsunroof*

D_Thisisnotavailableinsomecountries.
114
—Inflatingthesidebolsters*ontheseatbackrest
Audidriveselect*:dependingonthemodeselect-
ed,thereversiblebelttensioner,theclosingof
thewindowsandsunroof*,andtheinflatingof
thesidebolsters*ontheseatbackrestmaynot
beactive.
Evasivesteeringsupport
Evasive steeringsupporthelpsyouto steerthe
vehiclearoundanobstacleinacriticalsituation.
Ifyouavoidanobstacleaftertheacutewarning,
thentheevasive steeringsupportassistsyouby
applyingslightsteeringadjustmenttocorrect
yoursteeringwheelangleaslongasyouareac-
tivelysteering.Evasive steeringsupportisavaila-
bleatspeedsbetweenapproximately20mph
(30km/h)and90mph(150km/h).
Turnassist
Whenstartingtodriveanduptospeedsofmaxi-
mum6mph(10km/h),theturnassistusesa
brakinginterventiontoreducetheriskofyourve-
hiclecollidingwithanoncomingvehiclewhen
turningleftorright(availableincertaincoun-
tries).Thebrakinginterventioncausesyourvehi-
cletostayinitslane.

Z\WARNING
—Presensefrontcannotovercomethelawsof
physics.Itisasystemdesignedtoassistand
itcannotpreventacollisionineverycircum-
stance.Thedrivermustalwaysintervene.
Thedriverisalwaysresponsibleforbraking
atthecorrecttime.Donotlettheincreased
safetyprovidedtemptyouintotakingrisks.
Thiscouldincreaseyourriskofacollision.
— The systemcandeployincorrectlydueto
system-specificlimits.
—Pleasenotethatthesensorsandthecamera
donotalwaysdetectallobjects or lane
markings.This increasestheriskofanacci-
dent.

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Assistsystems


—Presensefrontdoesnotreacttopeople,an-
imalsor objectsthatarecrossingthevehi-
cle'spathorthataredifficulttodetect>A\
inGeneralinformationonpage103.
—Reflectiveobjectssuchasguardrailsorthe
entrancetoatunnel,heavyrainandicecan
affectthefunction oftheradarsensorsand
thesystem'sabilitytodetectacollisionrisk.

@Note
Thesensorscanbedisplacedbyimpactsor
damagetothebumper,wheelhousingand
underbody.Presensefrontcanbeimpairedby
this.HaveanauthorizedAudidealeror au-
thorizedAudiServiceFacilitychecktheirfunc-
tion.
@Tips
—Youcancancelthebrakingwithincreasing
forcethatisinitiatedbythesystembybrak-
ingyourself,byacceleratingnoticeablyorby
swerving.
—Keepinmindthatpresensefrontcanbrake
unexpectedly.Alwayssecureanycargoor
objectsthatyouaretransportingtoreduce
theriskofdamageorinjury.
—Specificpresensefrontfunctionsswitchoff
whentheESCisrestrictedorswitchedoff
=page139orthehillholdassist*isswitch-
edon>page140.
Audipresenserear
Appliesto:vehicleswithAudisideassist
Iftheriskofacollisionwithavehicleaheadisde-
tected,thefollowing functionscanbetriggered:
—Reversibletensioningofthefront safetybelts
atthecorrespondingspeeds
—Closingthewindowsandsunroof*
—Inflatingthesidebolsters*ontheseatbackrest
—Activatingthe emergencyflasherswithin-
creasedfrequency)
ThemessageAudipresenseAN}>page113,
fig.114willwarnyouaboutthedanger.

D_Thisisnotavailableinsomecountries.
Audidriveselect*:thefunctionisnotactivede-
pendingonthemodeselected.

Z\WARNING
—Toreducetheriskofanaccident,please
notethatthesideassist*radarsensorsdo
notalwaysdetecteveryobject.
—Presensereardoesnotreacttopeople,ani-
malsorobjectsthatare crossingthevehi-
cle'spathorthataredifficulttodetect.
—Reflectiveobjectssuchasguardrails,heavy
rainandicecanimpairthefunction ofthe
radarsensorsandtheabilitytodetectacol-

lisionrisk.
@)Note
Theradarsensorscan bedisplacedbyimpacts
ordamagetothebumper,wheelhousingand
underbody.Presenserearcanbeimpairedby
this.HaveanauthorizedAudidealeror au-
thorizedAudiServiceFacilitychecktheirfunc-
tion.
G)Tips
Thepresenserearfunctionsmayalsoswitch
offifthereisamalfunctioninthesideassist*
system.
Audipresensecity
Appliesto:vehicleswithAudipresensecity

Description
Withinthelimitsofthesystem,presensecity
canwarnyouofimpendingcollisionswithvehi-
clesandpedestriansandinitiatetheapplicable
brakingmaneuverifneeded.Presensecityisac-
tiveatspeedsofapproximately6mph(10km/h)
andhigher.
Apedestrianwarningcanoccuratspeedsupto
50mph(85km/h),andvehiclewarningscanoc-
curatspeedsupto155mph(250km/h).Apre
sensecitybrakingmaneuverispossibleatspeeds
upto50mph(85km/h).
115
>

Assistsystems

Warnings
Thesystemrecognizesvariousdangeroussitua-
tions.Theearlywarningoccursif:
—Avebhicledrivingaheadbrakessuddenly
—Yourownvehicleapproachesavehicleinfront
ofyouthatistravelingatasignificantlyslower
speedorthatisstationary
—Apedestrianisstandinginthelaneorismov-
ingintothelane
Whenthiswarningoccurs,itmayonlybepossi-
bleto avoidacollisionbyswervingorbraking
strongly.ThemessageAudipresenseA
=>page113,fig.114andawarningtonewill
warnyouaboutthedanger.
Thebrakesmayalsobeappliedasanacutewarn-
ing whenthereisanimpendingcollision.Ifyou
donotreacttotheacutewarning,presensecity
canbraketothepointofcompletedeceleration
withinthelimitsofthesystem.Thisreducesthe
vehiclespeedintheeventofacollision.Themes-
sageAudipresenseAalsoappears.
Thefollowingfunctionsaretriggeredinconjunc-
tionwithpresensebasic/rear:
—Reversibletensioningofthefront safetybelts
—Closingthewindowsandsunroof*
—Inflatingthesidebolsters*ontheseatbackrest
Audidriveselect*:thefunctionisnotactivede-
pendingonthemodeselected.

asbars,railingsorrailcars,andobjectsthat
aredifficulttodetect>A\inGeneralinfor-
mationonpage103.


Z\WARNING
Presensecitymayberestrictedorunavailable
inthefollowingtypesofsituations:
—Inheavyfog,rain,spray,orsnow
—Whentherearevisualobstructions,suchas
glare,reflectionsorvariationsinlight
—Whenitisdark
—Ifthecamerawindoworthewindshieldis
dirty,iced over,damagedorcovered
—Whendrivingonsnow,iceorlooseground
—Incurves
—IftheESCwasrestrictedorswitchedoff
—Whenthedriver'sseatbeltisunfastened
—
Forseveralsecondsafter theignitionis
switchedon


ZAWARNING
—Presensecitycannotovercomethelawsof
physics.Itisasystemdesignedtoassistand
itcannotpreventacollisionineverycircum-
stance.Thedrivermustalwaysintervene.
Thedriverisalwaysresponsibleforbraking
atthecorrecttime.Donotlettheincreased
safetyprovidedtemptyouintotakingrisks.
Thiscouldincreaseyourriskofacollision.
— Thesystemcandeployincorrectlydueto
system-specificlimits.
—Toreducetheriskofanaccident,please
notethatthecameradoesnotalwaysdetect
everyobject.
—Presensecitydoesnotreacttoanimals,
crossing oroncomingvehicles,objectssuch

116
@)Note
Impactsordamagetothecameramounton
thewindshieldcandisplacethesensor.Pre
sensecitycanbeimpairedbythis.Haveanau-
thorizedAudidealerorauthorizedAudiServ-
iceFacilitychecktheirfunction.
G)Tips
—Youcancancelthesystembrakinginterven-
tionifyouaccelerateconsiderablyorswerve
away.
— Keepinmindthatpresensecitycanbrake
unexpectedly.Alwayssecureanycargoor
objects
thatyouaretransportingtoreduce
theriskofdamageorinjury.
—Specificpresensecityfunctionsswitchoff
whentheESCislimitedorswitchedoff
=>page139orthehilldescentassist*is
switchedon>page140.
—Whenthereisamalfunctioninthecamera,
thepresensecityfunctionsalsoswitchoff.

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Assistsystems

SettingsintheInfotainmentsystem
Appliesto:vehicleswithAudipresense

>SelectintheInfotainmentsystem:[MENU]but-
ton>Vehicle> leftcontrolbutton>Driver
assistance>Audipre sense.

TurnAudipresenseon/off-thepresensefunc-
tionscanbe turnedonandoff.
Ifthesystemisswitchedoff,itswitchesonagain
automaticallyoncetheignitionisswitchedon
again.
Prewarning-theearlywarningcan be switched
offorthepresensecity/frontwarningpointcan
be
set(Early/Medium/Late).
Setthewarningtimefortheearlywarningto
Earlyatfirst.Ifthiscausesundesiredearlywarn-
ingstoappear,thensetthewarningtimetoMe-
dium. TheLatewarningtimeshouldonlybeset
inspecialcircumstances.
@Tips
Yoursettings areautomaticallystoredandas-
signedtothevehiclekeybeingused.
Messages
Appliesto:vehicleswithAudipresense
Bhaudipresense:malfunction!Pleasecontact
Service
Thismessageappearswhenthepresensefunc-
tionisaffected.Forexample,thiscouldbe
causedbyafaultysensor.Drivetoanauthorized
AudidealerorauthorizedAudiServiceFacilityim-
mediatelytohavethemalfunctioncorrected.
Audipresense:currentlylimited.Sensor
viewlimitedduetosurroundings.Seeowner's
manual
Thismessageappearsiftheradarsensorand
cameraviewisobstructed,forexamplebyleaves,
snow,heavysprayordirt.Ifnecessary, cleanthe
sensorsandtheareaaroundthecamera
=>page103,fig.101or>page122,fig.122.
Audipresense:currentlylimited
ThismessageappearsiftheESCisrestrictedor
switchedoff,forexample.

Audipresense:currentlylimited.Seeown-
er'smanual
Thismessageappearswhenthereisatemporary
failureinasubsystem,suchastheESC.Ifthis
messageappearsrepeatedly,drivetoanauthor-
izedAudidealerorauthorizedAudiServiceFacili-
tytohave themalfunctioncorrected.
Audipresense:emergencybrakingsystem
off This
messageappearsifthepresensefunctions
areswitchedoffthroughtheInfotainmentsys-
temorifthesystemisnotready.
Audiactivelaneassist
Appliesto:vehicleswithAudiactivelaneassist
Active laneassist(lanedeparturewarning)de-
tectslanemarkerlineswithinthelimitsofthe
systemusingacamerainthewindshield.Ifyou
areapproachingadetectedlanemarkerlineand
itappearslikelythatyouwillleavethelane,the
systemwillwarnyouwithcorrectivesteering.
Youcanoverridethissteeringatanytime.Ifyou
passoveraline,thesteeringwheelwillvibrate
lightly.Inorderforthiswarningvibrationtooc-
cur,itmustfirstbeswitchedonintheInfotain-
mentsystem.Activelaneassistisreadyforoper-
ationwhenthelane markerlineisdetectedonat
leastonesideofthevehicle.
Thesystemisdesignedfordrivingonexpress-
waysandhighwaysandthereforeonlyactivates
atspeedsaboveapproximately40mph(65
km/h).
Appliesto:vehicleswithsideassist:ifyouacti-
vateaturnsignalwhenactivelaneassistisready
anditclassifiesalanechangeascriticalbecause
ofvehiclestravelingalongsideyouorapproach-
ingyou,therewillbenoticeablecorrectivesteer-
ingshortlybeforeyouleavethelane.Thiswillat-
tempttokeepyourvehicleinthelane.
Appliesto:vehicleswithoutsideassist:Whenthe
systemisready,itwillnotwarnyouifyouacti-
vateaturnsignalbeforecrossingthelanemarker>
117

Assistsystems

line.Inthiscase,itassumesthatyouarechang-
inglanesintentionally.
Appliesto:vehicleswithadaptivecruisecontrol:
Thereisnocorrectivesteering or warningsifthe
systemdetectsadistinctpassingmaneuver.If
theconditionsaremet,trafficjamassistswitches
onatspeedsunderapproximately40mph
(65km/h)>page109.

ZAWARNING
— Thesystemwarnsthedriverthatthevehicle
isleavingthelaneusingcorrectivesteering.
Thedriverisalwaysresponsibleforkeeping
thevehiclewithinthelane.
— Thesystemcanhelpyoukeepthevehiclein
thelane,butitdoesnotdrivebyitself.Al-
wayskeep yourhandsonthesteeringwheel.
—Correctivesteeringmaynotoccurincertain
situations,suchasduringheavybraking.
—Theremaybecaseswherethecameradoes
notrecognizealllanemarkerlines.Correc-
tivesteeringcanonly takeplaceontheside
ofthevehiclewherelanemarkerlinesare
detected.
—Otherroadstructuresorobjectscouldpossi-
blybeidentifiedunintentionallyaslane
markerlines.Asaresult,correctivesteering
maybeunexpectedormaynotoccur.
— Thecameraviewcanberestricted,forexam-
plebyvehiclesdrivingaheadorbyrain,
snow,heavysprayorlightshiningintothe
camera.Thiscanresultinactivelaneassist
notdetectingthelanemarkerlinesorde-
tectingthemincorrectly.
—Incertainsituations wherevisibilityislow,
thevehiclemayswitchfroman“early”to
“late”steeringcorrection.
—Undercertainconditionssuchasrutsinthe
road,aninclinedroadwayorcrosswinds,the
correctivesteeringalonemaynot beenough
tokeepthevehicleinthemiddleofthelane.
—Forsafetyreasons,activelaneassistmust
not beusedwhentherearepoorroadand/or
weatherconditionssuchasslipperyroads,
fog,gravel,heavyrain,snowandthepoten-



tialforhydroplaning.Usingactivelaneas-

118

sistundertheseconditionsmayincreasethe
riskofacrash.
Sicameal
Appliesto:vehicleswith Audiactivelaneassist


B8V-0692


Fig.115Turnsignallever:buttonforactivelaneassist

B4M-0090

Fig.116Windshield:camerawindowforactivelaneassist
>Pressthebuttontoswitchthesystemonand
off>fig.115.Theindicatorlightintheinstru-
mentclusterturnsonoroff.