2019 AUDI Q7 brake sensor

4M0012721BG
Quickaccess





















ElectronicStabilizationControl
(ESC)¥
=>page23
ElectronicStabilizationControl
(ESC)
=>page147
Brakesystem
=>page20
USAmodels:
Anti-lockbrakingsystem(ABS)¥
=>page23
Canadamodels:
Anti-lockbrakingsystem(ABS)¥
=>page23
SafetysystemsY
=>page22
Canadamodels:
Brakepads
=>page20
Electromechanicalparkingbrake
=>page21
Tirepressure
=>page344
Tirepressure
=>page344
Drivesystem
=>page23
MalfunctionIndicatorLamp(MIL)
v
=>page312
Enginespeedlimitation
=>page23
Engineoillevel(MIN)
=>page316
Engineoillevel(MAX)
=>page316
Engineoilsensor
=>page316
Enginewarm-uprequest
=>page316
Electricalsystem
>page321

Tanksystem
=>page24
Washerfluidlevel
=>page24
Windshieldwipers
=>page24
Keys
=>page77
Driver'sdoor
>page24
Batteryinvehiclekey
=>page30
Bulbfailureindicator
=>page24
Headlightrangecontrolsystem
=>page25
Adaptivelight
=>page25
Light/rainsensor
=>page25
Active laneassist
=>page117
Audisideassist
=>page124
Audipresense
=>page115
Nightvisionassist
=>page127
Parkingaid
=>page144
Transmission
=>page89
Steeringlock
=>page22
Enginestartsystem
=>page 22
Electromechanicalpowersteering,
all-wheelsteering
=>page150
Airsuspension
=>page23
11

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.

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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
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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

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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

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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

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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.