2019 AUDI Q7 light

Assistsystems

@Tips
Dependingontheselecteddrivingmodein
driveselect*andthesetdistance,thedriving
behaviorwillvaryfromdynamictocomforta-
blewhenaccelerating>page128.
Drivinginstop-and-gotraffic
Appliesto:vehicleswithAudiadaptivecruisecontrol

Fig.103Instrumentcluster:safestartmonitor
Theadaptivecruisecontrolsystemalsoassists
youinstop-and-gotraffic.If avehicledriving
aheadstops,yourvehiclewillbrakeandstayata
stopwithinthelimitsofthesystem.
Startingtodrivewithadaptivecruise
control!)
AslongasthemessageACC:automaticgoisdis-
played,yourvehiclewillbegindrivingwhenthe
vehicledrivingaheadstartstomove>A\.
Ifyouarestoppedforseveralseconds,yourvehi-
clewillnolongerdriveautonomouslyforsafety
reasons,andthemessagewillturnoff.
>ToreactivateACC: automaticgotemporarily,
pullthelevertoposition(2)>page106,
fig.104.
>Toresumemanualcontrolofthevehicle,tap
theacceleratorpedal.
Safestartmonitor
Ifanobstacleisdetectedwhenyoustartdriving,
youwillbealerted tothedangerbytheAindi-
catorlightandtheimageintheinstrumentclus-
terdisplay>fig.103>A\.Anaudiosignalwill
alsosound.Yourvehiclewilldrivemoreslowly

D_Thisisnotavailableinsomecountries.
106
whenstarting.Thismayalsooccurinsomesitua-
tionswhenthereisnoapparentobstacle.
—Pressthebrakepedaltoslowyourvehicle
down.

AWARNING
IfthemessageACC: automaticgoappears,
yourvehiclewillstartdrivingevenifthereis
anobstaclebetweenyourvehicleandtheve-
hicledrivingahead.Thisincreasestheriskof
anaccident.

@)Tips
—Forsafetyreasons,yourvehiclewillonly
starttodriveautomaticallyif:
—Thedriver'ssafetybeltisfastened
—Alldoorsandthehoodareclosed
—Yourvehicleisnotstoppedforalongperi-
odoftime
Interruptingcruisecontrol
Appliesto:vehicleswithAudi adaptivecruisecontrol

B4M-0233


Fig.104Selectorlever
Requirement:adaptivecruisecontrolmustbe
switched
on.
Overridingcruisecontrol
>Toacceleratemanually,pullthelevertoward
youintoposition@)andholditthereorpress
theacceleratorpedal.ThemessageACC:over-
rideappears.
>Toresumecruisecontrol,releasetheleveror
takeyourfootofftheacceleratorpedal.>

Assistsystems

In aspeedrangeunder40mph(65km/h),traffic
jamassistcanhelptokeepthevehiclewithina
lanecalculatedbythesystem.Withinthelimits
ofthe system, thesystemcontrolsthesteering
automaticallywhenadaptivecruisecontrolis
switchedon.Sincetrafficjamassistisonlyanas-
sistsystem,thedrivermustalwayskeephisor
herhandsonthesteeringwheelandbereadyto
steer.Thedrivercanoverridethecontrolatany
timebyactivelysteering.
Thesystemisdesignedfordrivingonexpress-
waysandhighways.
Switchingtrafficjamassistonandoff
>Pressthebuttontoswitchthesystemonand
off>fig.106.
>Toturnthesystemoffcompletely,selectinthe
Infotainmentsystem:[MENU]button>Vehicle
>leftcontrolbutton>Driverassistance>Traf-
ficjamassist.


Iftrafficjamassistwasdeactivatedthroughthe
Infotainmentsystem,youcancontinueoperating
theactivelaneassistusingthe>fig.106button
=>page117.Thetrafficjamassistfunctionsare
nolongeravailable.
Requirementsforusingtrafficjamassist:
—TrafficjamassistmustbeswitchedonintheIn-
fotainmentsystem.
—Adaptivecruisecontrolmustbe switchedon
andactive>page103.
Alwaysswitchofftrafficjamassistinthe
followingsituations:
—Whenincreasedattentionisneededfromthe
driver.
—Inpoorweatherconditionssuchassnowor
heavyrain.
—Whendrivingonroadsinpoorcondition.
—Inconstruction zones.
—Incitydriving.
Trafficjamassistavailability:
WhenyouareintheDriverassistanceviewinthe
instrumentclusterdisplay,theindicatorlight
turnsongyandthemessageTrafficjamassist
availableappearsifatrafficjamsituationwas
detected.YoucanopentheDriverassistancedis-
108
playusingthemultifunctionsteeringwheelbut-
tons>page16.Toactivatetrafficjamassist,you
mustpressthe>fig.106buttonandswitchon
theadaptivecruisecontrol>page103.
Indicatorlights
BandB-Trafficjamassistisswitchedon.Ve-
hiclesdrivingahead weredetected.Yourvehicle
adaptswhiledriving>fig.107.
B-Trafficjamassistswitchesoffifthedriver
doesnottake oversteeringaftermultipledriver
interventionrequests.Thesystembrakes theve-
hicleuntilit isstationary.

Z\WARNING
Always keepyourhandsonthesteeringwheel
soyoucanbereadytosteeratanytime.The
driverisalwaysresponsibleforstayingina
laneandforassessingtrafficsituations.Read
andfollowthewarningson>A\inGeneralin-
formationonpage102.Neverusetrafficjam
assistinthefollowingsituationsoryouwill
increasetheriskofanaccident.
—Drivingoffroadoronunpavedroads.Traffic
jamassistisonlydesignedforuseonpaved
roads.
—Incitydrivingorinconstructionzones.
—Oncurvingstretchesofroad.
—Innarrowlanes.
—Inuncleartrafficsituationssuchasatinter-
sectionsortollstations.

@Tips
Youarenotnecessarilyguidedtothe center
ofyourlane.

4M0012721BG
Assistsystems

Distancedisplayanddistancewarning
Appliesto:vehicleswithAudiadaptivecruisecontrol
Thisfunctionmeasuresthetimebetweentheve-
hicle
drivingaheadandshowsthisintheinstru-
mentclusterdisplay.


Fig.108Instrumentcluster:distanceindicator/warning
Description
Atspeedsaboveapproximately40mph(65
km/h),thisfunctionmeasuresthedistancetothe
vehicleaheadastime.
>Switchtheadaptivecruisecontroldisplayonin
theinstrumentclusterdisplay>page16.
TheBaindicatorlightturnsonifyoufallbelow
thesetdistance.
Settingthewarningthreshold
Youcanset,changeordeletethewarningthresh-
oldintheInfotainmentsystem.

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


ZA\WARNING
—Readandfollowthewarningson>Ain
Generalinformationonpage102.
—Thedriverisalwaysresponsibleforadhering
totheregulationsapplicableinthe country
wherethevehicleisbeingoperated.
@)Tips
Youmayfallbelowhewarningthreshold
brieflywhenpassingorwhenquicklyap-
proachingaslowvehicle.Thereisnowarning
inthisscenario.Awarningisgivenonlyifyou

fallbelowthewarningthresholdforanex-
tendedperiodoftime.
Appliesto:vehicleswith Audiadaptivecruisecontrol
ACCwithtrafficjamassist:unavailable.See
owner'smanual
Thesystemcannotguaranteethatitwilldetect
vehiclescorrectlyandithasswitchedoff.Thera-
darsensorshaveshiftedor arefaulty.Drivetoan
authorizedAudidealerorauthorizedAudiService
Facilityimmediatelytohave themalfunctioncor-
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>page102,
fig.96.
ACCwithtrafficjamassist:currentlyun-
available.Gradetoosteep
Theroadexceedsthemaximumpossiblegrade
forsafeoperation.Thesystemscannotbeswitch-
edon.
ACCwithtrafficjamassist:onlyavailablein
D,SorM
Selectthe"D/S"or"M" selectorleverposition.
ACCwithtrafficjamassist:currentlyun-
available.Parkingbrakeapplied
Thesystemsswitchoffifyousettheparking
brake.Thesystemsareavailableagainafteryou
releasetheparkingbrake.
ACCwithtrafficjamassist:currentlyun-
available.Stabilizationcontrol(ESC)input
109
>

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

systemwillwarnyouwithcorrectivesteering.
Youcanoverridethissteeringatanytime.Ifyou
passoveraline,thesteeringwheelwillvibrate
lightly.Inorderforthiswarningvibrationtooc-
cur,itmustfirstbe switchedonintheInfotain-
mentsystem.Active laneassistisreadyforoper-
ationwhenthelanemarkerlineisdetectedonat
leastonesideofthevehicle.
Thesystemisdesignedfordrivingonexpress-
waysandhighwaysandthereforeonlyactivates
atspeedsaboveapproximately40mph(65
km/h).
Appliesto:vehicleswithsideassist:ifyouacti-
vateaturnsignalwhenactivelaneassistisready
anditclassifiesalanechangeascriticalbecause
ofvehiclestravelingalongsideyouorapproach-
ingyou,therewillbenoticeablecorrectivesteer-
ingshortlybeforeyouleavethelane.Thiswillat-
tempttokeepyourvehicleinthelane.
Appliesto:vehicleswithoutsideassist:theready
systemdoesnotwarnyouifyouactivateaturn
signalbeforecrossingthelane markerline.In
thiscase,itassumesthatyouarechanginglanes
intentionally.
Appliesto:vehicleswithadaptivecruisecontrol:
thereisnocorrectivesteeringorwarningsifthe
systemrecognizesadistinctpassingmaneuver.If
theconditionsaremet,trafficjamassistswitches
onatspeedsunderapproximately40mph
(65km/h)>page107.

Z\WARNING
—Thesystemwarnsthedriverthatthevehicle
isleavingthelaneusingcorrectivesteering.
Thedriverisalwaysresponsibleforkeeping
thevehiclewithinthelane.
— Thesystemcanassistthedriverinkeeping
thevehicleinthelane,butitdoesnotdrive
byitself.Alwayskeep yourhandsonthe
steeringwheel.
—Correctivesteeringmaynotoccurincertain
situations,suchasduringheavybraking.
—Theremaybecaseswherethecameradoes
notrecognizealllanemarkerlines.Correc-
tivesteeringcanonly takeplaceontheside

116


ofthevehiclewherelanemarkerlinesare
detected.
—Otherroadstructuresorobjectscouldpossi-
blybeidentifiedunintentionallyaslane
markerlines.Asaresult,correctivesteering
maybeunexpectedormaynotoccur.
— Thecameraviewcanberestricted,forexam-
plebyvehiclesdrivingaheadorbyrain,
snow,heavysprayorlightshiningintothe
camera.Thiscanresultinactivelaneassist
notdetectingthelanemarkerlinesorde-
tectingthemincorrectly.
—Incertainsituationswherevisibilityislow,
thevehiclemayswitchfroman“early”to
“late”steeringcorrection.
—Undercertainconditionssuchasrutsinthe
road,aninclinedroadwayorcrosswinds,the
correctivesteeringalonemaynot beenough
tokeepthevehicleinthemiddleofthelane.
—Forsafetyreasons,activelaneassistmust
notbeusedwhentherearepoorroadand/or
weatherconditionssuchasslipperyroads,
fog,gravel,heavyrain,snowandthepoten-
tialforhydroplaning.Usingactivelaneas-
sistundertheseconditionsmayincreasethe
riskofacrash.