sensor AUDI A4 2019 User Guide

8W0012721BG
LightsandVision

LightsandVision
Exteriorlighting
Switchingthelightsonandoff
iSg ge
=o3

Fig.41Instrumentpanel:lightswitchwithbutton
Lightswitch©:
Turnthelightswitchtothecorrespondingposi-
tionwhentheignitionisswitchedon.2andthe
selectedpositionturnon(exceptposition0).
O-Thedaytimerunninglightsautomaticallyturn
on.Invehiclesforcertainmarkets,youcan
switchtheautomaticdaytimerunninglightson
andoffintheInfotainment*system.
AUTO-Theheadlightsautomaticallyadapttothe
surroundingbrightness.
300-Parkinglights
2D-Lowbeamheadlights
Button
WhenyouturnthelightswitchtotheAUTOor
lowbeamheadlightpositionZO,youcanactivate
thefollowingfunctions:
So-All-weatherlights.Theheadlightsautomati-
callyadjustsothattherewillbelessglare,forex-
amplewhentheroadsurfaceiswet.
Automaticheadlightrangecontrolsystem
Yourvehicleisequippedwithanautomatichead-
lightrangecontrolsystemthatreducesglarefor
oncomingtrafficifthevehicleloadchanges.The
headlightrangeadjusts automatically.
Audiadaptivelight
Appliesto:vehicleswithadaptivelight
Adaptivelightprovidesbettervisibilitywhenitis
darkbyadaptingthelightstotheroadconditions
basedonspeed,suchasonexpressways,rural
roads,at intersections,andincurves.Theadap-
tivelightonlyfunctionswhenthelightswitchis
intheAUTOposition.

ZXWARNING
Automaticheadlights”areonlyintendedto
assistthedriver.They donotrelievethedriver
ofresponsibilitytochecktheheadlightsand
toturnthemonmanuallybasedonthecur-
rentlightandvisibilityconditions.Forexam-
ple,fogcannotbe detectedbythelightsen-
sors.Soalwaysswitchonthelowbeamsun-
der theseweatherconditionsandwhendriv-

inginthedarkZO.

G@)Tips
—Ifthevehiclebatteryhasbeendischarging
forawhile,theparkinglightmayswitchoff
automatically.Avoidusingtheparking
lightsforseveralhours.
—Follow theregulationsapplicabletothe
countrywhereyouareoperatingthevehicle
whenstoppingthevehicleandwhenusing
thelightingsystems.
—Thelightsensorfortheautomatichead-
lights*isintherearviewmirrormount.Do
notplaceanystickersinthisareaonthe
windshield.
—Awarningtonewillsoundifyouopenthe
doorwhentheexteriorlightsareswitched
on.
—Onlythefrontheadlightsturnonwhenthe
daytimerunninglightsareswitchedon*.In
vehiclesincertainmarkets,thetaillights
willalsoturnon.
—Incoolordampweather,theinsideofthe
headlights,turnsignals,andtaillightscan
fog
overduetothetemperaturedifference
betweenthe insideandoutside.Theywill
clearshortlyafterswitchingthemon.This
doesnotaffecttheservicelifeofthelight-
ing.
47

8W0012721BG
LightsandVision

Headlightassistant:malfunction!Seeown-
er'smanual
DrivetoanauthorizedAudidealerorauthorized
AudiServiceFacilityimmediatelytohavethe
malfunctioncorrected.Youcanstillswitchthe
highbeamsonoroffmanually.
Headlightassistant:currentlyunavailable.
Cameraviewrestrictedduetosurroundings.
Seeowner'smanual
Thecameraviewisblocked,forexamplebya
stickerordebris.
Thesensorislocated betweentheinteriorrear-
viewmirrorandthewindshield.Donotplaceany
stickersinthisareaonthewindshield.

ZAWARNING
Highbeamassistantisonlyintendedtoassist
thedriver.Thedriverisstillresponsiblefor
controllingtheheadlightsandmayneedto
switchthemonandoffmanuallydepending
onlightandvisibilityconditions.Itmaybe
necessarytooperatethemmanuallyinsitua-
tionssuchas:
—Inadverseweatherconditionssuchasfog,
heavyrain,blowingsnoworsprayingwater.
—Onroadswhereoncomingtrafficmaybe
partiallyobscured,suchasexpressways.
—Whenthereareroadusersthatdonot have
sufficientlighting,suchasbicyclersorvehi-
cleswithdirtytaillamps.
—Intightcurvesandonsteephills.
—Inpoorlylitareas.
—Withstrongreflectors,suchassigns.
—Iftheareaofthewindshieldnearthesensor
isfoggedover,dirty,icyorcoveredwitha
sticker.

Adjustingtheexterior lighting
ThefunctionsareadjustedintheInfotainment
system.

> SelectintheInfotainmentsystem:[MENU]but-
ton>Vehicle> leftcontrolbutton>Vehicle
settings>Exteriorlighting.
Automaticheadlights
YoucanadjustthefollowingsettingsintheAuto-
matic
headlightsmenu:
Activationtime-youcanadjustiftheheadlights
switchonEarly,MediumorLateaccordingtothe
sensitivityofthelightsensor.
Headlightassistant*-youcanswitchthehigh
beamassistant*onandoff.
Entry/exitlighting
Whenitisdark,theEntry/exitlightingillumi-
natestheareaaroundthevehiclewhenunlocking
the
vehicleandafterswitchingofftheignition
andopeningthedriver'sdoor.
TheEntry/exitlightingonlyworkswhenitisdark
andthelightswitchisintheAUTOposition.
Daytimerunninglights
USAmodels:thedaytimerunninglightscanbe
switchedon/off.SelectOnorOff.
Canadamodels:thisfunctioncannotbe switched
off.Theyactivateautomaticallyeachtimetheig-
nitionisswitchedon.
Emergencyflashers

Fig.43Centerconsole:emergencyflasherbutton
Theemergencyflashersmakesotherdrivers
awareofyourvehicleindangeroussituations.
»PresstheAbuttontoswitchtheemergency
flashersonoroff.
Youcanindicatealanechangeoraturnwhenthe
emergencyflashersareswitchedonbyusingthe
turnsignallever.Theemergencyflashersstop
temporarily.
49

8W0012721BG
LightsandVision

— TheautomaticdimmingmirrorsdonotdimWindshieldwipers
whentheinteriorlightingisturnedonor
thereversegearisselected.Switchingthewiperson





:
a
2
\s
Fig.48Sunvisor=
a
Sunvisor
Thesunvisorsforthedriverandfrontpassenger
canbereleasedfromtheirmountsandturnedto-
wardthedoors©fig.48@.
Theycanalsobemovedbackandforthlength-
wiseinthisposition.-;;:
Fig.51allroad:rearwindowwiperoperation
Vanitymirror
Movethewindshieldwiperlevertothecorre-
Themirrorlighting*switchesonwhenthecoverspondingposition:
overthevanitymirror@)opens.
@-Windshieldwipersoff
@-Rainsensormode.Thewindshieldwipers
Appliesto:vehicleswithsunshadeswitchononcethevehiclespeedexceedsapprox-
imately2mph(4km/h)anditisraining.The
higherthesensitivityoftherainsensorthatisset
(switch@)totheright),theearlierthewind-
shieldwipersreacttomoistureonthewind-
shield.Youcandeactivatetherainsensormode
intheInfotainmentsystem,whichswitchesthe
intermittentmodeon.Todothis,select:[MENU
button>Vehicle>leftcontrolbutton>Driveras-
sistance>Rainsensor.Inintermittentmode,
youcanadjusttheintervaltimeusingtheswitch
<=
B4M-0166|



Fig.49Reardoor:sunshade®
Reardoorsunshade @-Slowwiping
>Pullthesunshadeoutandattachittothere-@-Fastwiping
tainerontheupperdoorframe>fig.49.
[email protected]
tionlonger,thewipersswitchfromslowwiping
tofastwiping.>
53

LightsandVision

©)-Cleanthewindshield.Thewiperswipeone
timeafterseveralsecondsofdrivingtoremove
waterdroplets.Youcanswitchthisfunctionoff
bymovingthelevertoposition©)within10sec-
ondsoftheafterwipe.Theafterwipefunctionis
reactivatedthenexttimeyouswitchtheignition
on.
Cleantheheadlights*.Theheadlightwashersys-
tem*operatesonlywhenthelowbeamhead-
lightsareon.Ifyoumovetheleverintoposition
©,theheadlightswillbecleanedatfixedinter-
vals.
Appliesto:vehicleswithrearwindowwiper:©-
wiping therearwindow.Thenumberofwipesde-
pendsonthewindshieldwipermovement.
Therearwiperautomaticallyswitchesonwhen
thereversegearisselectedandthefrontwind-
shieldwipersareonandrunning.
Appliesto:vehicleswithrearwindowwiper:@-
cleaningtherearwindow.Thenumberofwipes
dependsonhowlongtheleverisheldinposition
@.Thismayalsocleantherearviewcamera,de-
pendingonthevehicleequipment.

ZA\WARNING
—Therainsensorisonlyintendedtoassistthe
driver.Thedrivermaystill beresponsiblefor
manuallyswitchingthe wipersonbasedon
visibilityconditions.
— Thewindshieldmustnot betreatedwith
water-repellingwindshieldcoatingagents.
Unfavorableconditions,suchaswetness,
darknessorlowsun,canresultinincreased
glare,whichincreasestheriskofanacci-
dent.Wiperbladechatterisalsopossible.
—Properlyfunctioningwindshieldwiper
bladesarerequiredforaclearviewandsafe
driving>page55,Replacingwiperblades.

()Note
—Ifthereisfrost,makesurethewindshield
wiperbladesarenotfrozentothewind-
shield.Switchingonthewindshieldwipers
whenthebladesarefrozentothewind-
shieldcandamagethewiperblades.
54
— Thewindshieldwipersystemmustbe
switchedoff(leverinposition0)beforeus-
ing acarwash.Thispreventsthe wipers
fromswitchingonunintentionallyandcaus-
ingdamagetothewindshieldwipersystem.
G)Tips
— Thewindshieldwipersswitchoffwhenthe
ignitionisswitchedoff.Youcanactivatethe
windshieldwipersaftertheignitionis
switchedonagainbymovingthewindshield
wiperlevertoanyposition.
—Wornordirtywindshieldwiperbladesresult
instreaking.Thiscanaffecttherainsensor
function.Checkyourwindshieldwiper
bladesregularly.
— Thewasherfluidnozzlesforthewindshield
washersystemareheatedwhentheignition
isoniftheoutsidetemperatureislow.
—Whenstoppingtemporarily,suchasata
trafficlight,thespeedofthewindshield
wipersautomaticallyreducesbyonelevel.
Cleaningthewiperblades
Cleanthewiperbladeswhenyouseewiper
streaks.Useasoftclothandaglasscleaner.
Windshieldwiper
>Placethewindshieldwiperarmsintheservice
position>page55.
>Foldthewindshieldwiperarmsawayfromthe
windshield.
Rearwindowwiper
Appliesto:allroad
>Foldthewiperarmawayfromtherearwindow.

ZA,WARNING
Dirtywindshieldwiperbladescanimpairvi-
sion,whichincreasestheriskofanaccident.

8W0012721BG
Assistsystems

Theadaptivecruisecontrolsystemisacombina-
tionofspeedanddistanceregulation.Itassists
thedriverbybothregulatingthespeedand
maintainingadistancetothevehicledriving
ahead,withinthelimitsofthesystem.Ifthesys-
temdetectsavehicledrivingahead,theadaptive
cruisecontrolcanbrakeandaccelerateyourvehi-
cle.This increasesdrivingcomfortduringlong
tripsonhighwaysandinstop-and-gotraffic(au-
tomatictransmission*).
Whatcanadaptivecruisecontroldo?
Theadaptivecruisecontrolsystemusesvideo,ra-
dar,ultrasoundandnavigationdata.Vehicles
drivingaheadcanberecognizedupto650ft
(200m)away.
Predictivefunctionsofferthedriveradditional
comfortandcontributetothereductioninfuel
consumptionandCO2emissions>page101.
Onopenroadswithnotraffic,itfunctionslikea
cruisecontrolsystem.Thestoredspeedismain-
tained.Whenapproachingavehicledriving
ahead,theadaptivecruisecontrolsystemauto-
maticallybrakestomatchthatvehicle'sspeed
andthenmaintainsthesetdistance.Assoonas
thesystemdoesnotdetectavehicledriving
ahead,adaptivecruisecontrolacceleratesupto
thestoredspeed.
Appliesto:vehicleswithautomatictransmission
Instop-and-gotraffic,adaptivecruisecontrolcan
brakeuntilthevehicleisstationaryandthencan
alsostartdrivingagainautomaticallyundercer-
tainconditions>page107.
Intrafficjamsorstop-and-gotraffic,trafficjam
assistcanassistthedriver>page109.
Whichfunctionscanbecontrolled?
Whenyouswitchadaptivecruisecontrolon,you
cansetthecurrentspeedasthe“controlspeed”
=page105,Switchingonandoff.
Whendriving,youcanstopcruisecontrol
=>page108orchangethespeed>page106at
anytime.
Youcanalsosetthedistancetothevehicledriv-
ingaheadandsetthedrivingmodeoftheadap-
tivecruisecontrol>page106.
Generalinformation
Appliesto:vehicleswith Audiadaptivecruisecontrol

B8W-0098|

Fig.101Frontofthevehicle:sensorsandvideocamera
Theareaswiththeradarandultrasonicsensors
andthevideocamera>fig.101mustnotbecov-
ered bystickers,depositsoranyotherobjects,
becausethiscaninterferewiththeadaptive
cruisecontrolfunction.Forinformationonclean-
ing,see>page342.Thesameappliesforany
modificationsmadeinthefrontarea.
Insomedrivingsituations,theadaptivecruise
controlfunctionisrestricted:
—Vehiclescanonlybedetectedwhentheyare
withinthe sensordetectionzones>page102,
fig.100.
—Thesystemhasalimitedabilitytodetectvehi-
clesthatareashortdistanceahead,offtothe
sideofyourvehicleormovingintoyourlane.
—Objectsthataredifficulttodetectsuchasmo-
torcycles,vehicleswithhighgroundclearance
oranoverhangingloadaredetectedlateornot
detectedatall.
—Whendrivingthroughcurves>page104.
—Whenthevehicleisstationary>page104.

Z\WARNING
Alwayspayattentiontothetrafficaround you
whenadaptivecruisecontrolisswitchedon.
Asthedriver,youarestillresponsibleforyour
ownspeedandthe distancetoothervehicles.
Theadaptivecruisecontrolisusedtoassist
you.Thedrivermustalwaystakeaction to>

103

Assistsystems


avoidacollision.Thedriverisalwaysresponsi-
bleforbrakingatthecorrecttime.
—Forsafetyreasons,donotuseadaptive
cruisecontrol whentheroadsurfaceisin
poorconditionand/orinbadweathercondi-
tions(suchasice,fog,gravel,heavyrainand
hydroplaning).Usingthesystemunder
theseconditionsincreasestheriskofanac-
cident.
—Switchadaptivecruisecontrolofftemporari-
lywhendrivinginturninglanes,onexpress-
wayexits(exceptifpredictivecontrolis
switchedon)orinconstructionzones.This
preventsthevehiclefromaccelerating to
thestoredspeedwheninthesesituations.
—Theadaptivecruisecontrolsystemwillnot
brakebyitselfifyouputyourfootontheac-
celeratorpedal.Doingsocanoverridethe
speedanddistanceregulation.
—Whenapproachingstationaryobstacles
suchasstoppedtraffic,adaptivecruisecon-
trol willrespondwithlimitedfunction.
—Adaptivecruisecontroldoesnotrespondto
people,animals,orcrossingoroncoming
objects.
—Thefunction oftheradarsensorscanbeaf-
fectedbyreflectiveobjectssuchasguard
rails,theentrancetoatunnel,heavyrainor
ice

1)Note
Thesensorscanbedisplacedbyimpactsor
damagetothebumper,wheelhousingand
underbody.Thiscanimpair theadaptive
cruisecontrol.HaveanauthorizedAudidealer
orauthorizedAudiServiceFacilitychecktheir
function.
G)Tips
Foranexplanationonconformitywiththe
FCCregulationsintheUnitedStatesandthe
IndustryCanadaregulations,see>page370.
104
Incurves
Appliesto:vehicleswithAudiadaptivecruisecontrol



Fig.102Example:drivinginto acurve
Whendrivingintoacurve>fig.102andoutofa
curve,theadaptivecruisecontrolmayreacttoa
vehicleintheneighboringlaneandapplythe
brakes.Youcanpreventthatbypressingtheac-
celeratorpedalbriefly.
Stationaryvehicles
Appliesto:vehicleswithAudiadaptivecruisecontrol

B8V-0630


Fig.103Example:vehiclechanginglanesandstationary
vehicle
Withinthelimitsofthesystem,adaptivecruise
controlcanreacttostationaryvehicles
=>fig.103,aslongasyouaredrivingslowerthan
30mph(50km/h) andthesystemclassifiesthe
possiblepassingmaneuveraslow.Forexample,
ifavehiclethatwasalreadydetected(@turnsor
changeslanes,theadaptivecruisecontrolreacts
tothestationaryvehicleaheadofit@).
Vehicleswithmanualtransmission
Appliesto:vehicleswithAudiadaptivecruisecontroland
manualtransmission
Theadaptivecruisecontrolisavailablefrom1st
gearthrough6thgearinthenormalspeedrange.>

8W0012721BG
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,>

8W0012721BG
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.