2019 AUDI Q7 Rain

Assistsystems

Onopenroadswithnotraffic,itfunctionslikea
cruisecontrolsystem.Thestoredspeedismain-
tained.Whenapproachingavehicledriving
ahead,theadaptivecruisecontrolsystemauto-
maticallybrakestomatchthatvehicle'sspeed
andthenmaintainsthesetdistance.Assoonas
thesystemdoesnotdetectavehicledriving
ahead,adaptivecruisecontrolacceleratesupto
thestoredspeed.
Instop-and-gotraffic,adaptivecruisecontrolcan
brakeuntilthevehicleisstationaryandthencan
alsostartdrivingagainautomaticallyundercer-
tainconditions>page106.
Intrafficjamsorstop-and-gotraffic,trafficjam
assistcanassistthedriver>page107.
Whichfunctionscanbecontrolled?
Whenyouswitchadaptivecruisecontrolon,you
cansetthecurrentspeedasthe“controlspeed”
=>page103,Switchingonandoff.
Whendriving,youcanstopcruisecontrol
=page106orchangethespeed>page105at
anytime.
Youcanalsosetthedistancetothevehicledriv-
ingaheadandsetthedrivingmodeoftheadap-
tivecruisecontrol>page105.
eTreeeeuelela)
Appliesto:vehicleswithAudiadaptivecruisecontrol

B4M-0092


Fig.96Frontofthevehicle:sensorsandvideocamera
Theareaswiththeradarandultrasonicsensors
andthevideocamera>fig.96mustnot becov-
ered bystickers,depositsoranyotherobjects,
becausethiscaninterferewiththeadaptive
cruisecontrolfunction.Forinformationonclean-
102
ing,see>page346.Thesameappliesforany
modificationsmadeinthefrontarea.
Insomedrivingsituations,theadaptivecruise
controlfunctionisrestricted:
—Vehiclescanonlybedetectedwhentheyare
withinthesensordetectionzones>page101,
fig295:
—Thesystemhasalimitedabilitytodetectvehi-
clesthatareashortdistanceahead,offtothe
sideofyourvehicleormovingintoyourlane.
—Objectsthataredifficulttodetectsuchasmo-
torcycles,vehicleswithhighgroundclearance
oranoverhangingloadaredetectedlateornot
detectedatall.
—Whendrivingthroughcurves>page103.
—Whenthevehicleisstationary>page103.

Z\WARNING
Alwayspayattentiontothetrafficaround you
whenadaptivecruisecontrolisswitchedon.
Asthedriver,youarestillresponsibleforyour
ownspeedandthedistancetoothervehicles.
Theadaptivecruisecontrolisusedtoassist
you.Thedrivermustalwaystakeactionto
avoidacollision.Thedriverisalwaysresponsi-
bleforbrakingatthecorrecttime.
—Forsafetyreasons,donotuseadaptive
cruisecontrolwhentheroadsurfaceisin
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.

4M0012721BG
Assistsystems


—Adaptivecruisecontroldoesnotrespondto
people,animals,orcrossingoroncoming
objects.
— Thefunction oftheradarsensorscanbeaf-
fectedbyreflectiveobjectssuchasguard
rails,theentrancetoatunnel,heavyrainor
ice
C)Note
Thesensorscanbedisplacedbyimpactsor
damagetothebumper,wheelhousingand
underbody.Thiscanimpair theadaptive
cruise control.HaveanauthorizedAudidealer
orauthorizedAudiServiceFacilitychecktheir
function.
@Tips
Foranexplanationonconformitywiththe
FCCregulationsintheUnitedStatesandthe
IndustryCanadaregulations,see>page373.

Incurves
Appliesto:vehicleswithAudiadaptivecruisecontrol
B4m-0093


Fig.97Example:drivingintoacurve
Whendrivingintoacurve>fig.97andoutofa
curve,theadaptivecruisecontrolmayreacttoa
vehicleintheneighboringlaneandapplythe
brakes.Youcanpreventthatbypressingtheac-
celeratorpedalbriefly.

Stationaryvehicles
Appliesto:vehicleswith Audiadaptivecruisecontrol
22. S| g|
=ooa

Fig.98Example:vehiclechanginglanesandstationaryve-
hicle
Withinthelimitsofthesystem,adaptivecruise
controlcanreacttostationaryvehicles>fig.98,
aslongasyouaredrivingslowerthan30mph
(50km/h)andthesystemclassifiesthepossible
passingmaneuveraslow.Forexample,ifavehi-
clethatwasalreadydetected@turnsorchanges
lanes,theadaptivecruisecontrolreactstothe
stationaryvehicleaheadofit@).
SyieemeieRela
Appliesto:vehicleswithAudiadaptivecruisecontrol

B4M-0231




Fig.100Instrumentcluster:adaptivecruisecontrol
103

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

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

4M0012721BG
Assistsystems


ZA\WARNING
—Presensefrontcannotovercomethelawsof
physics.Itisasystemdesignedtoassistand
itcannotpreventacollisionineverycircum-
stance.Thedrivermustalwaysintervene.
Thedriverisalwaysresponsibleforbraking
atthecorrecttime.Donotlettheincreased
safetyprovidedtemptyouintotakingrisks.
Thiscouldincreaseyourriskofacollision.
— Thesystemcandeployincorrectlydueto
system-specificlimits.
—Pleasenotethatthesensorsandthecamera
donotalwaysdetectallobjects or lane
markings.This increasestheriskofanacci-
dent.
—Presensefrontdoesnotreacttopeople,an-
imalsor objectsthatarecrossingthevehi-
cle'spathorthataredifficulttodetect>AV
inGeneralinformationonpage102.
—Reflectiveobjectssuchasguardrailsorthe
entrancetoatunnel,heavyrainandicecan
affectthefunction oftheradarsensorsand
thesystem'sabilitytodetectacollisionrisk.

Audipresenserear
Appliesto:vehicleswithAudisideassist
Iftheriskofacollisionwithavehicleaheadisde-
tected,thefollowing functionscanbetriggered:
—Reversibletensioning ofthefront safetybelts
atthecorrespondingspeeds
—Closingthewindowsandsunroof*.
—Inflatingthesidebolsters*intheseat backrest
andseatsurface
—Activatingtheemergencyflashersandmaking
themflashmorequickly))
ThemessageAudipresensewy>page112,
fig.109willwarnyouaboutthedanger.
Audidriveselect*:thefunctionisnotactivede-
pendingonthemodeselected.


()Note
Thesensorscanbedisplacedbyimpactsor
damagetothebumper,wheelhousingand
underbody.Presensefrontcanbeimpairedby
this.HaveanauthorizedAudidealeror au-
thorizedAudiServiceFacilitychecktheirfunc-
tion.
G)Tips
—Youcancancelthebrakingwithincreasing
forcethatisinitiatedbythesystembybrak-
ingyourself,byacceleratingnoticeablyorby
swerving.
—Keepinmindthatpresensefrontcanbrake
unexpectedly.Alwayssecureanycargoor
objects
thatyouaretransportingtoreduce
theriskofdamageorinjury.
—Specificpresensefrontfunctionsswitchoff
whentheESCisrestrictedorswitchedoff
=page147orthehillholdassistisswitch-
edon>page148.
ZA\WARNING
—Toreducetheriskofanaccident,please
notethatthesideassist*radarsensorsdo
notalwaysdetecteveryobject.
—Presensereardoesnotreacttopeople,ani-
malsorobjectsthatarecrossingthevehi-
cle'spathorthataredifficulttodetect.
—Reflectiveobjectssuchasguardrails,heavy
rainandicecanimpairthefunctionofthe
radarsensorsandtheabilitytodetectacol-
lisionrisk.


D_Thisisnotavailableinsomecountries.
@)Note
Theradarsensorscanbedisplacedbyimpacts
ordamagetothebumper,wheelhousingand
underbody.Presenserearcanbeimpairedby
this.HaveanauthorizedAudidealeror au-
thorizedAudiServiceFacilitychecktheirfunc-
tion.
(i)Tips
—Thepresenserearfunctionsswitchoff
whentowingatrailer.
—Thepresenserearfunctionsmayalso
switchoffifthereisamalfunctioninthe
sideassist*system.
113

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.

4M0012721BG
Assistsystems

@)Tips
—Youcancancelthesystembrakinginterven-
tionifyouaccelerateconsiderablyorswerve
away.
— Keepinmindthatpresensecitycanbrake
unexpectedly.Alwayssecureanycargoor
objects
thatyouaretransportingtoreduce
theriskofdamageorinjury.
—Specificpresensecityfunctionsswitchoff
whentheESCislimitedorswitchedoff
=page147orthehilldescentassistis
switchedon>page148.
—Whenthereisamalfunctioninthecamera,
thepresensecityfunctionsalsoswitchoff.
SettingsintheInfotainmentsystem
Appliesto:vehicleswithAudipresense

MENU >SelectintheInfotainmentsystem:but-
ton>Vehicle> leftcontrolbutton>Driveras-
sistance>Audipre sense.

Turnon/offAudipresense-thepresensefunc-
tionscanbe turnedonandoff.
Ifthesystemisswitchedoff,itswitchesonagain
automaticallyoncetheignitionisswitchedon
again.
Prewarning-theearlywarningcan be switched
offorthepresensecity/frontwarningpointcan
beset(Early/Medium/Late).
Setthewarningtimefortheearlywarningto
Earlyatfirst.Ifthiscausesundesiredearlywarn-
ingstoappear,thensetthewarningtimetoMe-
dium. TheLatewarningtimeshouldonlybeset
inspecialcircumstances.
@)Tips
Yoursettings areautomaticallystoredandas-
signedtothevehiclekeybeingused.
Appliesto:vehicleswithAudipresense
Biaudipresense: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
=page102,fig.96or>page120,fig.116.
Audipresense:currentlylimited.Trailer
towingmode
Forvehicleswithatrailerhitchinstalledatthe
factory,thepresenserearfunctionsswitchoff
whentheelectricalconnectoratthesocketis
pluggedin.Thereisnoguaranteethefunctions
willswitchoffwhenusingaretrofittedtrailer
hitch.
Audipresense:currentlyrestricted
ThismessageappearsiftheESCisrestrictedor
switchedoff,forexample.
Audipresense:currentlylimited.Seeown-
er'smanual
Thismessageappearswhenthereisatemporary
failureinasubsystem,suchastheESC.Ifthis
messageappearsrepeatedly,drivetoanauthor-
izedAudidealerorauthorizedAudiServiceFacili-
tytohave themalfunctioncorrected.
Audipresense:emergencybrakingsystem
off
Thismessageappearsifthepresensefunctions
areswitchedoffthroughtheInfotainmentsys-
temorifthesystemisnotready.
Audiactivelaneassist
Appliesto:vehicleswithAudiactivelaneassist
Activelaneassist(lanedeparturewarning)de-
tectslane markerlineswithinthelimitsofthe
systemusingacamerainthewindshield.Ifyou
areapproachingadetectedlanemarkerlineand
itappearslikelythatyouwillleavethelane,the
115
>

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.