ESP AUDI S4 2019 Workshop Manual

8W0012721BG
Assistsystems

Predictivecontrol(efficiencyassist)
Appliesto:vehicleswithAudiadaptivecruisecontrolandpre-
dictiveefficiencyassist


Fig.99Instrumentcluster:predictivecontrol
Description
Thepredictivecontrol)usesthemapinforma-
tionfromthenavigationsysteminordertoreact
proactivelywhendriving.Informationfromthe
camera-basedtrafficsignrecognition*isalsoap-
pliedtorecognizetrafficsigns>page97.When
cominguptoareaswithspeedlimitsorchanges
inthe courseoftheroad(suchascurves,inter-
sectionsortrafficcircles),thesystembrakesau-
tomaticallyandthenacceleratesbackuptothe
setspeed.
Overridingcontrol
Thedrivercanoverridethepredictivecontrolat
anytimebypressingtheacceleratororbrake
pedal.Ifthesystemchangesthevehiclespeedto
adapttospeedlimits,youcanchangethespeed
usingthelever>page106,fig. 106.
Alwaysswitchoffthepredictivecontrolin
thefollowingsituations:
—Whenincreasedattentionisneededfromthe
driver
—Inpoorweatherconditionssuchassnowor
heavyrain
—Whendrivingonroadsinpoorcondition
Indicatorintheinstrumentclusterdisplay
Whenswitchingontheadaptivecruisecontrol
forthefirsttime,amessagewillappearinthe
statuslinetoindicateifpredictivecontrolis
available.

D_Thisisnotavailableinsomecountries.
TheBEsymbolappearswhenthesystem
isregulatingthespeedtomatchaspeedlimit.If
thisisthecase,thesystemisregulatingaspeed
of50mph(80 km/h).Thespeedisthentaken
overbytheadaptivecruisecontrol.Thespeedin
thespeedometerLEDringadjuststothespeedto
bemaintained>page105,fig.105.ThefaaEN
=>fig.99symbolappearswhenthereisanadap-
tationtotherouteahead.
IfyouareintheDriverassistancedisplayinthe
instrumentcluster,thenthefollowingsymbols
willindicatewhichoccurrencethesystemiscur-
rentlyrespondingto:


SymbolMeaning
MPHSpeedlimit
km/hSpeedlimit

iCurve

Intersection
JilTE
©Trafficcircle
NW

Z\WARNING
—Readthewarningson>AinGeneralinfor-
mationonpage103andon>AinDescrip-
tiononpage97.
—Payattentiontotrafficandtheareaaround
yourvehiclewhenpredictivecontrolis
switchedon.Thedriverisalwaysresponsible
forassessingthetrafficsituation.
—Thesystemdoesnotconsider"rightofway"
rulesanddoesnotrespondtotrafficlights,
solackofdriverattentioninthesesituations
canincreasetheriskofanaccident.
— The systemonlyconsiderstrafficsignsthat
giveaspeedlimit.
— The
permittedspeedcanbeexceededifthe
adaptationtoaspeedlimitisincorrect.The
driverisresponsibleforadheringtotheper-
mittedspeed.
—Thespeedwhendrivingthroughcurvesmay
bedifferentfromwhatyouasadriverwould

101

Assistsystems


do.Brakethevehicleyourselfwhenneeded
toreducetheriskofanaccident.


Gi)Tips
—Ifaspeedlimitisdetected,thestored
speedisalsoadjustedinthespeedometer
LEDlinewhentheadaptivecruisecontrolis
notactive.
— Theadaptationby thesystemdependson
thedrivingmodesetindriveselect*.
—Switchingoffpredictivecontrol,forexam-
plewhendrivinginLowtrafficzones,does
notcausetheadaptivecruisecontrolto
switchoff.
—Afterswitchingontheignition,thesystem
initiallyadjuststoaspeedof80mph
(130km/h)whendrivingontohighways
withoutaspeedlimit.Thenthesystemad-
juststothelastspeedstoredbythedriver.
—Thereisnoadaptationtospeedlimitswhen
drivingthroughhighwayinterchangesand
whendrivingonorofftheexpressway.
—Thereisnopredictivecontrolatspeedlimits
under20mph(30 km/h).
—If aspeedlimitisonlydetectedbythecam-
eraandtheactualspeedissignificantly
higher,thenthespeedlimitwillblinkinthe
displayuntilyouhave reachedtherequired
speed>page98.
—Incorrectvaluesfromthecamera-based
trafficsignrecognition*oroutdatednaviga-
tionsystemmapdatacanleadtoincorrect
orimplausiblecontrol.
—Whenrouteguidanceisswitchedon,the
systemadaptstotherouteprovidedbythe
navigationsystem.Drivingwithoutroute
guidanceorleavingaroutecanresultinim-
plausiblecontrol.
—Thesystemswitchesoffwhenoutsideofa
roadsystemthatisrecordedinthenaviga-
tionsystemmapdata.
102

SettingsintheInfotainmentsystem
Appliesto:vehicleswithpredictiveefficiencyassist
Predictivemessages*

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

Predictivemessagesareshownwhenthisfunc-
tionisswitchedon.
Predictivecontrol*

>SelectintheInfotainmentsystem:[MENU]but-
ton>Vehicle>leftcontrolbutton>Driveras-
sistance>Audiadaptivecruisecontrol>Pre-
dictivecontrol.

Setspeedlimit-whenthisfunctionisswitched
on,thesystemadjuststothespeedlimits.This
canalsobedonewithattolerance,ifdesired.In
this
scenario,youmayfallbeloworexceedthe
setspeedinfavorofincreasedefficiency.
Adaptationtorouteahead-whenthisfunction
isswitchedon,thesystemadaptstotheroute
ahead, suchasreducingthespeedwhendriving
aroundcurves.
@Tips
Nopredictivemessagesareshowninvehicles
withoutanavigationsystem.
Audiadaptivecruise
control
Appliesto:vehicleswith Audiadaptivecruisecontrol

B4m-0091

Fig.100Detectionrange

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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

Whentheadaptivecruisecontrolisturnedon,
youmustpresstheclutchtoshiftgears(asusu-
al).Whenshiftingnormallyorwhenpressingthe
clutch,theadaptivecruisecontrolremains
turnedon.
Afteryouhaveengagedthegear,youdonotneed
topressthegaspedal.Theadaptivecruisecon-
trolacceleratesautomaticallyifnecessary.
Ifyoupressdownontheclutchfortoolongor
shift/coupleimproperly,theadaptivecruisecon-
trolmayturnoffautomatically.
Switchingonandoff
Appliesto:vehicleswithAudiadaptivecruisecontrol

B4M-0231


RAH-8655


Fig.105Instrumentcluster:adaptivecruisecontrol
Youcansetanyspeedbetween20mphand95
mph(30km/hand150km/h).
Indicatorlightsandmessagesintheinstrument
clusterdisplayinformyouaboutthecurrentsit-
uationandsetting.
Anadditionalindicatorappearsinthehead-up
display*.
Switchingadaptivecruisecontrolon
> Pullthelevertowardyouintoposition@
>fig.104.
Storingthespeedandactivatingregulation

>Tostorethecurrentspeed,pressthe[SET]but-
ton>fig.104.Thestoredspeedisshowninthe
speedometerintheLEDline@)andappears
brieflyinthestatusline©)>fig.105.
»Automatictransmission:toactivatecontrol
whenstationary,thebrake pedalmustalsobe
pressed.

Switchingadaptivecruisecontroloff
>Pushtheleverawayfromyouintoposition©
untilitclicksintoplace.ThemessageACC:off
appears.
Indicatorlights
B-Adaptivecruisecontrolmustbeswitched
on.Novehiclesaredetectedahead.Thestored
speedismaintained.
BA-Avehicledrivingaheadwasdetected.The
adaptivecruisecontrolsystemregulatesthe
speedanddistancetothevehicledrivingahead
andaccelerates/brakesautomatically.
Appliesto:automatictransmissions
&-Adaptivecruisecontrolmustbeswitched
on.Avehiclewasdetectedahead.Yourvehicleis
stationaryandwillnotstartdrivingautomatical-
ly.
Appliesto:automatictransmissions
EB-Adaptivecruisecontrolmustbeswitched
on.Novehiclesweredetectedahead.Yourvehicle
isstationaryandwillnotstartdrivingautomati-
cally.
A-Theautomaticbrakingisnotenoughto
maintainasufficientdistancetoavehicledriving
ahead.Youmustintervene>page109,Driverin-
terventionrequest.
©Instrumentclusterdisplay
IftheDriverassistancedisplayisnotshownin
theinstrumentclusterdisplay,youcanopenit>
105

Assistsystems

usingthemultifunctionsteeringwheelbuttons
=>page15.
Basedonthegraphicdisplay,youcandetermine
ifthesystemismaintainingadistancetotheve-
hicledrivingahead andwhatthatdistanceis.
Novehicle-novehiclewasdetecteddriving
ahead.
Silvervehicle-avehiclewasdetecteddriving
ahead.
Redvehicle-requestfordriverintervention
=>page109.
Thefivedistance barsonthegauge(©represent
thesetdistance(see>page106forinformation
onhowtochangethedistance).Ifyoufallbelow
theselecteddistance,thedistancebarsbecome
redfromthebottomupward.

ZAWARNING
Appliesto:vehicleswithautomatictransmis-
sion:Ifyoupressthe[SET]buttonwhendriv-
ingatspeedsbelow20mph(30km/h),the
vehiclewillaccelerateautomaticallyupto20
mph(30km/h),whichistheminimumspeed
thatcanbeset.



@)Tips
—Ifyouswitchtheignitionortheadaptive
cruisecontrolsystemoff,thesetspeedis
erasedforsafetyreasons.
— TheElectronicStabilizationControl(ESC)
andtheAnti-Slip-Regulation(ASR)areauto-
maticallyswitchedonwhentheadaptive
cruisecontrolisswitchedon.
106
Changingthespeed
Appliesto:vehicleswith Audiadaptivecruisecontrol

B4M-0232



Fig.106Operatinglever:changingthespeed
>Toincrease ordecrease thespeedinsmallerin-
crements,tap thelevertoward@)or©)
=>fig.106tothefirstlevel.
>Toincrease ordecrease thespeedinlargerin-
crements,brieflytap thelevertoward@)or©)
tothesecondlevel.
>Toincrease ordecrease thespeedcontinuously,
holdthelevertoward@)/G)tothefirstorsec-
ondleveluntilthemarking@)reachesthede-
siredspeed>page105,fig.105.
Preselectingaspeed
Youcanalsopreselectthespeedwhenadaptive
cruisecontrolisnotactivebymovingtheleverin
thedesireddirection@)/©).Activatetheprevi-
ouslyselectedspeedbypullingtheleverintopo-
sition@)>page108,fig.109.
SadiMmeels
Appliesto:vehicleswith Audiadaptivecruisecontrol

B4M-0234


Fig.107Operatinglever:settingthedistance
>Taptherockerswitchtodisplaythedistance
thatiscurrentlyset.

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Assistsystems

>Toincrease ordecrease thedistanceinincre-
ments,tap theswitchagaintoward@)or ©).
Thedistancebetweenthetwovehicleswill
changeintheinstrumentclusterdisplay.
Whenapproachingavehicledrivingahead,the
adaptivecruisecontrolsystembrakestomatch
thatvehicle'sspeedandthenadjuststotheset
distance.Ifthevehicledrivingaheadaccelerates,
thentheadaptivecruisecontrolwillalsoacceler-
ateuptothespeedthatyouhaveset.
Thehigherthespeed,thegreaterthedistance
=>A\.TheDistance3settingisrecommended.
Thatisequaltothegeneralrecommendationof
“halfthespeedshownonthespeedometer”.
Thedistancesprovidedare specifiedvalues.De-
pendingonthedrivingsituationandhowtheve-
hicleaheadisdriving,theactualdistancemaybe
moreorlessthanthesetargetdistances.
Ifyouchangethetimegaps,thevalueyouhave
justsetappearsbrieflyintheinstrumentcluster
display,forexampleBiforDistance3.Thisonly
occursiftheDriverassistancedisplayisnotcur-
rentlyshowninthedisplay>page105,fig.105.
Distance1:thissettingcorrespondstoadistance
of92ft(28m)whentravelingat62mph(100
km/h),oratimedistanceof1second.
Distance2: thissettingcorrespondstoadistance
of118ft(36m)whentravelingat62mph(100
km/h),oratimedistanceof1.3seconds.
Distance3:thissettingcorrespondstoadistance
of164ft(SOm)whentravelingat62mph(100
km/h),oratimedistanceof 1.8seconds.
Distance4:thissettingcorrespondstoadistance
of219ft(67m)whentravelingat62mph(100
km/h),oratimedistanceof2.4seconds.
Distance5:thissettingcorrespondstoadistance
of328ft(100m)whentravelingat62mph(100
km/h),oratimedistanceof3.6seconds.

D_Thisisnotavailableinsomecountries.

ZAWARNING
Whensettingthedistance,thedriverisre-
sponsibleforadheringtoanyapplicablelegal
regulations.
@Tips
Dependingontheselecteddrivingprogram
anddistance,drivingbehaviorwhenacceler-
atingwillvaryfromdynamictocomfortable
=>page108.
Drivinginstop-and-gotraffic
Appliesto:vehicleswith Audiadaptivecruisecontrolandau-
tomatictransmission



Fig.108Instrumentcluster:safestartmonitor
Theadaptivecruisecontrolsystemalsoassists
youinstop-and-gotraffic.Ifavehicledriving
aheadstops,yourvehiclewillbrakeandstayata
stopwithinthelimitsofthesystem.
Startingtodrivewithadaptivecruise
control!)
AslongasthemessageACC:automaticgoisdis-
played,yourvehiclewillbegindrivingwhenthe
vehicledrivingaheadstartstomove>A\.
Ifyouarestoppedforseveralseconds,yourvehi-
clewillnolongerdriveautonomouslyforsafety
reasons,
andthemessagewillturnoff.
>ToreactivateACC:automaticgotemporarily,
pullthelevertoposition@)>page108,
fig.109.
>Toresumemanualcontrolofthevehicle,tap
theacceleratorpedal.
107

Assistsystems

Iftrafficjamassistwasdeactivatedthroughthe
Infotainmentsystem,youcancontinueoperating
theactivelaneassistusingthe>fig.111button
=>page118.Thetrafficjamassistfunctionsare
nolongeravailable.
Requirementsforusingtrafficjamassist:
—Trafficjamassistmustbe switchedonintheIn-
fotainmentsystem.
—Adaptivecruisecontrolmustbe switchedon
and
active>page105.
Alwaysswitchofftrafficjamassistinthe
followingsituations:
—Whenincreasedattentionisneededfromthe
driver
—Inpoorweatherconditionssuchassnowor
heavyrain
—Whendrivingonroadsinpoorcondition
—Inconstructionzones
—Incitydriving
Trafficjamassistavailability:
IfyouareintheDriverassistancedisplayinthe
instrumentcluster,theindicatorlightandthe
messageTrafficjamassistavailableappearsif
trafficcongestionisdetected.Youcanopenthe
Driverassistancedisplayusingthemultifunction
steeringwheelbuttons>page15.Toactivate
trafficjamassist,youmustpressthe>fig.111
buttonandswitchontheadaptivecruisecontrol
=>page105.
Indicatorlights
BandBA-trafficjamassistisswitchedon.Ve-
hiclesdrivingaheadweredetected.Yourvehicle
adaptswhiledriving>fig.112.
B-Trafficjamassistswitchesoffifthedriver
doesnottakeoversteeringaftermultipledriver
interventionrequests.Thesystembrakestheve-
hicleuntilitisstationary.

ZA\WARNING
Alwayskeepyourhandsonthesteeringwheel
soyoucanbereadytosteeratanytime.The
driverisalwaysresponsibleforstayingina
laneandforassessingtrafficsituations.Read
andfollowthewarningson>A\inGeneralin-

110

formationonpage103.Neverusetrafficjam
assistinthefollowingsituationsoryouwill
increasetheriskofanaccident:
—Drivingoffroadoronunpavedroads.Traffic
jamassistisonlydesignedforuseonpaved
roads.
—Incitydrivingorinconstructionzones
—Oncurvingstretchesofroad.
—Innarrowlanes
—Inuncleartrafficsituationssuchasatinter-
sectionsortollstations
@Tips
Youarenotnecessarilyguidedtothe center
ofyourlane.
PMENaTemelecile)
Appliesto:vehicleswith Audiadaptivecruisecontrol

Thisfunctionmeasuresthetimebetweentheve-
hicledrivingaheadandshowsthisintheinstru-
mentclusterdisplay.


Fig.113Instrumentcluster:distanceindicator/warning
Description
Atspeedsaboveapproximately40mph(65
km/h),thisfunctionmeasuresthedistancetothe
vehicleaheadastime.
>Switchtheadaptivecruisecontroldisplayonin
theinstrumentclusterdisplay>page15.
TheBindicatorlightturnsonifyoufallbelow
thesetdistance.
Settingthewarningthreshold
Youcanset,changeordeletethewarningthresh-
oldintheInfotainmentsystem.

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

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
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