2019 AUDI Q7 brake

4M0012721BG
IntelligentTechnology

—thevehiclespeedislowerthan19mph(30
km/h)
—thehillangleisatleastapproximately6%

Z\WARNING
—Bereadytoapply thebrakesatalltimes
whenusingthehillholdassist.
—Alwaysadjustthespeedtothevisibility,
weather,road,andtrafficconditions.The
systemcannotreplacethedriver'satten-
tion.
— Thesystemcannotmaintainaconstantvehi-
clespeedinallsituations,forexamplewhen
onsmoothorslipperyground.Thiscanin-
creasetheriskofanaccident.

Brakes
Newbrakepads
Newbrakepadsdonotachievetheirfullbraking
effectduringthefirst250mi(400km).They
mustbe“brokenin”first.However,youcancom-
pensatefortheslightlyreducedbrakingforceby
pressingfirmlyonthebrakepedal.Avoidheavy
brakingduringthebreak-inperiod.
Brakepadweardependslargelyonthewaythe
vehicleisdrivenandonoperatingconditions.
Brakepadwearincreaseswhendrivingfrequently
inthecityorshortdistancesorwhenusingavery
sportydrivingstyle.
Operatingnoise
Noisesmayoccurwhenbrakingdependingonthe
speed,brakingforce,andoutsideconditionssuch
astemperatureandhumidity.
Wetconditionsorroadsalt
Incertainsituations,forexampleafterdriving
throughwater,inheavyrain,orafterwashing
yourcar,thebrakingeffectmaybereduceddue
tomoistureoriceonthebrakerotorsandbrake
pads.Thebrakesmustbe“dried”firstwithafew
carefulbrakeapplications.
Whendrivingathigherspeedswhilethewind-
shieldwipersareswitchedon,thebrakepadsare
brieflypressedagainstthebrakerotors.Thisac-
tion,whichisnotfeltby thedriver,happensat
regularintervalsandensuresabetterreaction
timeforthe brakesinwetweather.
Thebrakingeffectcanalsobereducedifyouare
drivingonsaltedroadsandyoudonotapplythe
brakesforlongperiodsoftime.Thelayerofsalt
onthebrakerotorsandpadsmustbewornoff
firstwhenthebrakesareapplied.
Corrosion
Leavingthevehicleparkedforlongperiodsof
time,lowmileageonthevehicle,andavoiding
heavybrakingcancontributetocorrosiononthe
brakerotorsandtodirtybrakepads.
Ifyouusuallyavoidheavybrakingorifthereis
corrosionpresent,occasionalheavybrakingat
highspeedsisrecommendedtocleanthebrake
rotorsandpads>A.
Brakesystemmalfunction
Ifyounoticethatthebrakepedalsuddenlygoes
downfarthertowardthefloorwhenyoupressit,
thenabrakecircuitinthedual-circuitbrakesys-
temmayhavemalfunctioned.Drivetoanauthor-
izedAudidealerorauthorizedAudiServiceFacili-
tyimmediatelytohavetheproblemcorrected.
Onthewaythere,drivewithreducedspeedand
keepinmindthatyouwillneedalongerdistance
tostopandyouwillneedtopressthebrake pedal
harder.
Lowbrakefluidlevel
Whenthebrakefluidlevelislow,malfunctionsin
thebrakesystemmayoccur.Thebrakefluidlevel
iselectronicallymonitored.
Brakebooster
Thebrakeboosteramplifiesthepressureyouap-
plytothebrakepedal.

Z\WARNING
—Onlyapplythe brakesforthepurposeof
cleaningthebrakesystemwhenroadand
trafficconditionspermit.Youmustnoten-
dangerotherroadusersandincreasethe
riskofanaccident.
—Duetotheriskofinjury,onlyhaveanau-
thorizedAudidealerorauthorizedAudi

149

IntelligentTechnology


ServiceFacilityworkonthebrakesystem.
Incorrectrepairscouldimpair thefunction.
—Neverletthevehiclerollwhiletheengineis
stoppedbecausethisincreasestheriskofan
accident.

C)Note
—Neverletthebrakes“rub”bypressingthe
pedallightlywhenbrakingisnotactually
necessary.Thiscausesthebrakestoover-
heatandincreasesbrakingdistanceand
causeswear.
—Beforedrivingdownhillalongdistanceona
steephill, decreaseyourspeedandselecta
lowergear.Thismakesuseoftheengine
brakingeffectandreducestheloadplaced
onthebrakes.Ifyouneedtobrakeaddition-
ally,brakeinintervalsandnotcontinuously.
G)Tips
—Ifthebrakeboosterisnotworking,you
mustpressthebrake pedalwithmuchmore
forcethannormal.
—Ifyouretrofityourvehiclewithafrontspoil-
er,wheelcoversorsimilaritems,makesure
thattheairflowtothefrontwheelsisnot
obstructed.Otherwisethebrakesystemcan
overheat.
Electromechanical
steering,all-wheel
steering
Theelectromechanicalsteeringsupportsthe
driver'ssteeringmovements.
Powersteeringadaptselectronicallybasedon
thevehiclespeed.
Indicatorlightsandmessages
aSteering:malfunction!Pleasestopvehicle
Ifthisindicatorlightturnsonandstaysonand
thismessageappears,thepowersteeringmay
havefailed.
Stopthevehicleinasafelocationassoonaspos-
sible.Donotcontinuedriving.Seeanauthorized
150
AudidealerorauthorizedAudiServiceFacilityfor
assistance.
aSteering:malfunction!Pleasestopvehicle.
Payattentiontodistanceatside
Ifthisindicatorlightturnson andstaysonand
thismessageappears,theall-wheel steering*
mayhavefailed.Morespaceontheroadmaybe
neededatthesideofthevehicle.
Reduceyourspeedandstopthevehicleinasafe
locationwithenoughspaceonthesidesassoon
aspossible.Donotcontinuedriving.Seeanau-
thorizedAudidealerorauthorizedAudiService
Facilityforassistance.
aSteering:malfunction!Youcancontinue
driving
Iftheindicatorlightturnsonandthismessage
appears,thesteeringwheelmaybemoredifficult
tomoveormoresensitivethanusual.Thesteer-
ingwheelmayalsobeturnedtothesidewhen
drivingstraight.
DriveslowlytoanauthorizedAudidealerorau-
thorizedAudiServiceFacilitytohavethe mal-
functioncorrected.
aSteering:malfunction!Adaptdrivingstyle.
Largerturningradius
Iftheindicatorlightturnsonandthismessage
appears,theall-wheelsteering*mayhavefailed.
Pleasenotethatthevehiclewillhavealarger
turningradiusandthestabilitywhenturninga
cornerwillbelikethat ofavehiclewithoutall-
wheelsteering.Thesteeringwheelmayalsobe
turnedtothesidewhendrivingstraight.
DriveslowlytoanauthorizedAudidealerorau-
thorizedAudiServiceFacilitytohavethe mal-
functioncorrected.
G)Tips
—IftheaorElindicatorlightonlystayson
forashorttime,youmaycontinuedriving.
—Foradditionalinformationonall-wheel
steering*,see>page127.

4M0012721BG
IntelligentTechnology

Allwheeldrive(quattro)
Theall-wheeldrivesystemdistributesthedriving
powervariablytothefrontandrearaxletoim-
provethedrivingcharacteristics.Itworkstogeth-
erwithselectivewheeltorquecontrol,whichcan
activatewhendrivingthroughcurves
=>page146.
Theallwheeldriveconceptisdesignedforhigh
enginepower.Yourvehicleisexceptionallypow-
erfulandhasexcellentdrivingcharacteristics
bothundernormaldrivingconditionsandon
snowandice.Alwaysreadandfollowsafetypre-
cautions>A\.

Z\WARNING
—Eveninvehicleswithallwheeldrive,you
shouldadaptyourdrivingstyletothecur-
rentroadandtrafficconditionstoreduce
theriskofanaccident.
— Thebrakingabilityofyourvehicleislimited
tothetractionofthewheels.In thisway,it
isnotdifferentfromatwowheeldrivevehi-
cle.Donotdrivetoofastbecausethisin-
creasestheriskofanaccident.
—Notethatonwetstreets,thefrontwheels
can“hydroplane’”ifdrivingatspeedsthat
aretoohigh.Unlikefrontwheeldrivevehi-
cles,theengineRPMdoesnotincreasesud-
denlywhenthevehiclebeginshydroplaning.
Adaptyourspeedtotheroadconditionsto
reducetheriskofanaccident.
Sykemetals
Appliesto:Vehicleswith sportdifferential

Thesportdifferentialdistributesthedrivepower
totherearaxlebasedonthesituation.Thegoal
isahighlevelofagilityandabilitytoaccelerate
oncurves.Thevehicleisvery responsivetosteer-
ing.ThesettingsdependontheselectedAudi
driveselect*mode.
Energymanagement
Yourvehicleisequippedwithanintelligentener-
gymanagementsystemfordistributingelectrici-
ty.Thissignificantlyimprovesthestartingability
andincreasesthevehiclebatterylife.
@)Tips
—Ifyoudriveshortdistancesfrequently,the
vehiclebatterymaynotchargeenough
whiledriving.Asaresult,conveniencefunc-
tionsforelectricalequipmentmaybetem-
porarilyunavailable.
—Thevehiclebatterywillgraduallydrainif
thevehicleisnotdrivenforlongperiodsof
time,orifelectricalequipmentisused
whentheengineisnotrunning.Toensure
thatthevehiclecanstillbestarted,the
electricalequipmentwillbelimitedor
switchedoff.
Noticeaboutdata
recordedbytheEvent
DataRecorderand
vehiclecontrolmodules
EventDataRecorder
Thisvehicleisequippedwithan Event DataRe-
corder(EDR).ThemainpurposeofanEDRisto
record,incertaincrashornearcrash-likesitua-
tions,
suchasanairbagdeploymentorhittinga
roadobstacle,datathatwillassistinunderstand-
inghowavehicle'ssystemsperformed.TheEDR
isdesignedto recorddatarelatedtovehicledy-
namics andsafetysystemsforashortperiodof
time,typically30secondsorless.TheEDRinthis
vehicleisdesignedtorecordsuchdataas:
—Howvarioussystemsinyourvehiclewereoper-
ating;
—Whetherornot thedriverandpassengersafety
beltswerebuckled/fastened;
—Howfar(ifatall)thedriverwasdepressingthe
acceleratorand/orbrakepedal;and,
—Howfastthevehiclewastraveling.
Thesedatacanhelpprovideabetterunderstand-
ingofthecircumstancesinwhichcrashesandin-
juriesoccur.NOTE:EDRdataarerecordedbyyour
vehicleonlyifanon-trivialcrashsituationoccurs;
nodataarerecordedbytheEDRundernormal
drivingconditionsandnopersonaldata(e.g.,
151
>

Drivingsafety


—Neverattempttoadjustheadrestraintwhile
driving.Ifyouhavedrivenoffandmustad-
justthedriverheadrestforanyreason,first
stopthevehiclesafelybeforeattemptingto
adjusttheheadrestraint.
—Childrenmustalways beproperlyrestrained
inachildrestraintthatisappropriatefor
theirageandsize>page290.
Examplesofimproperseatingpositions
Theoccupantrestraintsystemcanonlyreduce
theriskofinjuryifvehicleoccupantsareproperly
seated.


Improperseatingpositionscancauseseriousin-
juryordeath.Safetybeltscanonlyworkwhen
theyareproperlypositionedonthebody.Im-
properseatingpositionsreducetheeffectiveness
of safety
beltsandwillevenincreasetheriskof
injuryanddeathbymovingthesafetybelttocrit-
icalareasofthebody.Improperseatingpositions
alsoincreasetheriskofseriousinjuryanddeath
whenanairbagdeploysandstrikesanoccupant
whoisnotintheproperseatingposition.Adriver
isresponsibleforthesafetyofallvehicleoccu-
pantsandespeciallyfor children.Therefore:
>Neverallowanyonetoassumeanincorrect
seatingpositionwhenthevehicleisbeingused
>.
Thefollowingbulletinslistonlysomesamplepo-
sitionsthatwillincreasetheriskofseriousinjury
anddeath.Ourhopeisthattheseexampleswill
makeyoumoreawareofseatingpositionsthat
aredangerous.
Therefore,wheneverthevehicleismoving:
—neverstandupinthevehicle
—neverstandontheseats
—neverkneelontheseats
—neverridewiththeseatbackreclined
—neverliedownontheseats
—neverleanupagainsttheinstrumentpanel
—neversitontheedgeoftheseat
—neversitsideways
—neverleanoutthewindow
—neverputyourfeetout thewindow
258
—neverputyourfeetontheinstrumentpanel
—neverrestyourfeetontheseatcushionorback
oftheseat
—neverrideinthefootwell
—neverrideinthecargoarea

ZA\WARNING
Improperseatingpositionsincreasetherisk
ofseriouspersonalinjuryanddeathwhenever
avehicleisbeingused.
—Alwaysmakesurethatallvehicleoccupants
stayinaproperseatingpositionandare
properlyrestrainedwhenever thevehicleis
beingused.

Pedalarea
The pedalsmustalwaysbefree tomoveand
mustneverbeinterferedwithby afloormator
anyotherobject.
Makesurethatallpedalsmovefreelywithoutin-
terferenceandthatnothingpreventsthemfrom
returningtotheiroriginalpositions.
Onlyusefloormatsthatleavethepedalareafree
andcan besecuredwithfloormatfasteners.
If abrakecircuitfails,increasedbrakepedaltrav-
elisrequiredtobringthevehicletoafullstop.

ZAWARNING
Pedalsthatcannotmovefreelycancauseloss
ofvehiclecontrolandincreasetheriskofseri-
ousinjury.
—Neverplaceanyobjectsinthedriver'sfoot-
well.Anobjectcouldgetintothepedalarea
andinterferewithpedalfunction.Incaseof
suddenbrakingoranaccident,youwould
notbeabletobrakeoraccelerate!
—Alwaysmakesurethatnothingcanfallor
moveintothedriver'sfootwell.

4M0012721BG
Drivingsafety

1a(LeyalMelaMeal-aed(el
Alwaysusefloormatsthatcanbesecurelyat-
tached
tothefloormatfastenersanddonotin-
terferewiththefreemovementofthepedals.
>Makesurethatthefloormatsareproperlyse-
curedand cannotmoveandinterferewiththe
pedals>A\.
Useonlyfloormatsthatleavethepedalareaun-
obstructedandthatarefirmlysecuredsothat
theycannotslipoutofposition.Youcanobtain
suitablefloormatsfromyourauthorizedAudi
dealer.
FloormatfastenersareinstalledinyourAudi.
Floor
matsusedinyourvehiclemustbeattached
tothesefasteners.Properlysecuringthefloor
matswillpreventthemfromslidingintoposi-
tionsthatcouldinterferewiththepedalsorim-
pairsafeoperationofyourvehicleinotherways.

ZAWARNING
Pedalsthatcannotmovefreelycanresultina
lossofvehiclecontrolandincreasetheriskof
seriouspersonalinjury.
—Alwaysmakesurethatfloormatsareprop-
erlysecured.
—Neverplaceorinstallfloormatsorother
floorcoveringsinthevehiclethatcannotbe
properlysecuredinplacetopreventthem
fromslippingandinterferingwiththeped-
alsortheabilitytocontrolthevehicle.
—Neverplaceorinstallfloormatsorother
floorcoveringsontopofalreadyinstalled
floormats.Additionalfloormatsandother
coveringswillreducethesizeofthepedal
areaandinterferewiththepedals.
—Alwaysproperlyreinstallandsecurefloor
matsthathavebeentakenoutforcleaning.
—Alwaysmakesurethatobjectscannotfallin-
tothedriverfootwellwhilethevehicleis
moving.Objectscanbecometrappedunder
thebrake pedalandacceleratorpedalcaus-
ing a lossofvehiclecontrol.

259

4M0012721BG
CheckingandFilling

On-BoardDiagnosticSystem
EnginedatacanbereadoutattheOn-BoardDi-
agnosticSystemconnectionportusingaspecial
testingdevice>fig.259.
Indicatorlight
IftheSindicatorlightblinksorturnson,there
isamalfunctionthatiscausingpooremissions
qualityandthatcoulddamagethecatalyticcon-
verter.DriveslowlytoanauthorizedAudidealer
orauthorizedAudiServiceFacilitytohave the
malfunction
corrected.
Theindicatorlightcanalsoturnonifthefuelfill-
ercapisnotclosedcorrectly>page310”).

Z\WARNING
Incorrectuseofthe connectionportforthe
On-BoardDiagnosticSystemcancausemal-
functions,whichcanthenresultinaccidents
andseriousinjuries.
—OnlyallowanauthorizedAudidealerorau-
thorizedAudiServiceFacilitytoreadout the
enginedata.

Enginecompartment
MelatimimsaCeMtalemeen)Seen1n
Specialcareisrequiredifyouareworkinginthe
enginecompartment
Forworkintheenginecompartment,suchas
checkingandfillingfluids,thereisariskofin-
jury,scalding,accidents,andburns.Forthis
reason,followallthewarningsandgeneral
safetyprecautionsprovidedinthe followingin-
formation.Theenginecompartmentisadan-
gerousarea.>/\.

Z\WARNING
—Turntheengineoff.
—Switchtheignitionoff.
—Settheparkingbrake.
—Selectthe“P”(Park)selectorleverposition.
—Allowtheenginetocool.


)Dependingontheengine


—Keepchildrenawayfromtheenginecom-
partment.
—Neverspillfluidsonahotengine.Theseflu-
ids(suchastheanti-freezingagentcon-
tainedinthecoolant)canignite.
—Avoidshortcircuitsintheelectricalsystem.
—Neverreachintotheradiatorfan.Thefanis
temperature-controlledandcanturnon
suddenly,evenwhentheignitionisswitched
off.
—Neveropenthehoodwhenthereissteamor
coolantescapingfromtheenginecompart-
ment,becausethereisariskthatyoucould
beburned.Waituntilnosteamorcoolantis
escaping.
—Neveropenthecaponthecoolantexpan-
siontankwhentheengineiswarm.The
coolingsystemisunderpressure.
—Toprotectyourface,hands,andarmsfrom
hotsteamorcoolant,coverthecapwitha
thick clothwhenopening.
—Donotremovetheenginecoverunderany
circumstances.Thisincreasestheriskof
burns.
—Duetotheriskofelectricshock,nevertouch
theignitioncableorothercomponentsin
theelectronichigh-voltageignitionsystem
whentheengineisrunningorisstarting.
—Ifagearisengagedwhilethevehicleissta-
tionaryandtheengineisrunning,donot
presstheacceleratorpedalinadvertently.
Pressingtheacceleratorpedalwillcausethe
vehicletomove, andthiscouldresultinan
accident.
—Ifinspectionsorrepairsmustbeperformed
whiletheengineisrunning,movingcompo-
nents(suchastheribbedbelt,generator,
andradiatorfan)poseanadditionalrisk.
—Set theparkingbrakefirstandselectthe
“P”(Park)selectorleverposition.
—Alwaysmakesurethatnopartsofthe
body,jewelry,ties,looseclothing,and
longhaircanbecaughtinmovingengine
components.Beforeanywork,alwaysre-
moveanyjewelryandties,tiebacklong

313

4M0012721BG

CheckingandFilling

WARNING
—Neveropenthehoodwhenthereissteamor
coolantescapingfromtheenginecompart-
ment,becausethereisariskthatyoucould
beburned.Waituntilnosteamorcoolantis
escaping.
—Forsafetyreasons,thehoodmustalwaysbe
latchedsecurelywhiledriving.Becauseof
this,alwayscheckthehoodafterclosingit


Enginecompartmentoverview
Themostimportantcheckpoints.

tomakesureitislatchedcorrectly.Thehood
islatchedifthefrontcornerscannotbelift-
ed.
—Ifyounoticethatthehoodisnotlatched
whileyouaredriving,stopimmediatelyand
closeit,becausedrivingwhenthehoodis
notlatchedincreasestheriskofanaccident.
—Ifthehoodisnotlatchedcompletely,it
couldflyupwhileyouaredrivingandob-
structyourvision.


Fig.262Typicallocationof thereservoirandtheengineoilfilleropening
Followthesafetyprecautions>page313.
@)Jumpstartpoints:(+)underacover,(-)with
hexheadscrew>page323>page364
2)Coolantexpansiontank(E)>page320
)Engineoillabel*withVWstandard
=>page315
Engineoilfilleropening(%27)>page317
Brakefluidreservoir((O8)>page320
5)Washerfluidreservoir(7)>page324
Thecoolantexpansiontankandtheengineoil
fillingopeningmaybelocatedindifferentplaces
withintheenginecompartment,dependingon
theengineversion.
Engineoil
Iftheengineoillevelistoolow
Ifyouneedtoaddengineoil,useanoilthatis
listedonthesticker.Thestickerislocatedatthe>
315

CheckingandFilling

Addingcoolant

Fig.264Enginecompartment:releasebuttononcoolant
expansiontank
Observethesafetyprecautions>page313,
Workingintheenginecompartment.
Checkingtheenginecoolantlevel
>Parkthevehicleonalevelsurface.
>Switchtheignitionoff.
>Readthecoolantlevelonthecoolantexpansion
tank>fig.264.
>ThecoolantlevelmustbebetweentheMINand
MAXmarkingswhentheengineincold.When
theengineiswarm,thecoolantlevelcan be
slightlyabovetheMAXmarking.
Addingcoolant
Requirement:
theremustbearesidualamountof
coolantintheexpansiontank>@).
>Allowtheenginetocool.
> Placealarge,thicktowelonthecoolantexpan-
siontankcover.
>Pushthereleasebutton>fig.264andcareful-
lyunscrewthecaptotheleftuntilyoufeelre-
sistance>A\.
>Pushthereleasebuttonagainandremovethe
capcompletely.
»Addcoolantmixedinthecorrectratio
=>page319uptotheMAXmarking.
>Makesurethatthefluidlevelremainsstable.
Add morecoolantifnecessary.
>
Turn thecaptotherighttotightenituntilyou
feelresistanceasecondtime.
Coolantlossusuallyindicatesthatthereisaleak.
Immediatelydriveyourvehicletoanauthorized
AudidealerorauthorizedAudiServiceFacility
andhavethecoolingsysteminspected.Ifthe
320
coolingsystemisnotleaking,coolantlosscanre-
sultfromthecoolantboilingdueoverheating
andthenbeingforcedoutofthecoolingsystem.

Z\WARNING
— Theenginecompartmentinanyvehiclecan
beadangerousarea.Stoptheengineandal-
lowittocoolbeforeworkingintheengine
compartment.Alwaysfollowtheinforma-
tionfoundin>page313,Workinginthe
enginecompartment.
—Neveropenthehoodifyoucan seeorhear
steamorcoolantescapingfromtheengine
compartment.Thisincreasestheriskof
burns.
Thecoolingsystemisunderpressure.
Whenyounolongerseeorhearsteamor
coolantescaping,youmayopentheengine
compartmentwithcaution.
—Whenworkingintheenginecompartment,
rememberthattheradiatorfancanswitch
oneveniftheignitionisswitchedoff,which
increasestheriskofinjury.
—Coolantadditiveandcoolantcan bedanger-
oustoyourhealth.Forthisreason, storethe
coolantintheoriginalcontainerandaway
fromchildren.Thereisariskofpoisoning.
@)Note
Donotaddcoolantiftheexpansiontankis
empty.Theremaybe airinthecoolingsys-
tem,whichincreasestheriskofenginedam-
age.Ifthisisthecase,donotcontinuedriv-
ing.SeeanauthorizedAudidealerorauthor-
izedAudiServiceFacilityforassistance.

Brakefluid
B8K-2122

Fig.265Enginecompartment:caponbrakefluidreservoir>