2019 AUDI Q7 coolant reservoir

4M0012721BG
Instrumentcluster

@Brakesoverheating.PleaseshifttoD
Therewasaheavyloadonthebrakes.Placethe
selectorleverinthe"D/S"positioninordertouse
theenginebrakingeffectandreduce theloadon
thebrakes.
Brakebooster:limitedfunctionality.Youcan
continuedriving.PleasecontactService
Thereisamalfunctioninthebrakebooster.The
brakeboosterisavailable,butitseffectivenessis
reduced.Brakingbehaviormaybedifferentfrom
howitnormallyfunctionsandthebrake pedal
mayvibrate.DrivetoanauthorizedAudidealeror
authorizedAudiServiceFacilityimmediatelyto
havethemalfunctioncorrected.

ZAWARNING
—Readandfollowthewarningsin
=>page313,Workingintheenginecom-
partmentbeforeopeningthehood and
checkingthebrakefluidlevel.
—Ifthebrakesystemindicatorlightdoesnot
turnofforitturnsonwhiledriving,the
brakefluidlevelinthereservoiristoolow,
andthisincreasestheriskofanaccident.
Stopthevehicleand donotcontinuedriv-
ing.SeeanauthorizedAudidealerorau-
thorizedAudiServiceFacilityforassistance.
—Ifthebrakesystemindicatorlightturnson
togetherwiththeABSandESCindicator
lights,theABS/ESCregulatingfunctionmay
bemalfunctioning.Functionsthatstabilize
thevehiclearenolongeravailable.This
couldcausethevehicletoswerve,whichin-
creasestheriskthatthevehiclewillslide.
Donotcontinuedriving.Seeanauthorized
AudidealerorauthorizedAudiServiceFacili-

tyforassistance.
PARK/(@)/$@)Electromechanicalparking
brake
Ifthe[JNM(USAmodels)/JJ(Canadamodels)
indicatorlightturnson,theparkingbrakewas
set.
IftheZi(USAmodels)/[@(Canadamodels)in-
dicatorlightisblinking,thebrakingforcehasnot
builtupenoughorithasdecreased.Selectthe

"P"selectorleverpositiontosecurethevehicle.
Makesuretheindicatorlightisoffbeforeyou
startdriving.
wwParkingbrake:malfunction!Pleasecontact
Service
Thereisamalfunctionintheparkingbrake.Drive
toanauthorizedAudidealerorauthorizedAudi
ServiceFacilityimmediatelytohavethemalfunc-
tioncorrected.Donotparkthevehicleonhills,
becauseitcouldroll.
|(USAmodels)/{@](Canadamodels)Parking
brake:warning!Vehicleparkedtoosteep
Thereisnotenoughbrakingforce toholdtheve-
hicleinplace.Thebrakeshaveoverheated.The
vehiclecouldrollaway,evenonasmallincline.
Ea(USAmodels)/{@](Canadamodels)Parking
brake:applied
Ifthismessageappears,pressthebrakepedal
firstandthenreleasetheparkingbrakeifneces-
sary.
Fa(USAmodels)/[@)(Canadamodels)Parking
brake:emergencybraking
Theemergencybrakingfunctionwastriggered.
G)Tips
Foradditionalinformationontheparking
brake,see>page81.
meRET
_E|Turnoffengineandcheckcoolantlevel.See
owner'smanual
Thecoolantlevelistoolow.
Stopdrivingandswitchtheengineoff.Checkthe
coolantlevel>page319.
—Ifthecoolantlevelistoolow,addcoolant
=page320.Onlycontinuedrivingoncethein-
dicatorlightturnsoff.
||Coolanttemperature:toohigh.Letengine
runwhilevehicleisstationary
Lettheenginerunatidleforafewminutesto
cooloff,untiltheindicatorlightturnsoff.
21

4M0012721BG
Driving

Requirement:thedriver'sdoormustbeclosed
andtheenginemustberunning.
>Toactivatehillholdassist,pressandholdthe
brakepedalforseveralseconds.Thevehicle
mustbefacinguphill.
Afterreleasingthebrakepedal,thebrakingpow-
erismaintainedbriefly>A\topreventthevehi-
clefromrollingbackwhenstarting.Thisallows
youtobegindrivingmoreeasily.

Z\WARNING
—Ifyoudonotbegindrivingimmediatelyor
theenginestallsafterreleasingthebrake
pedal,yourvehiclemaybegintorollback-
ward.Pressthebrakepedalorsetthepark-
ingbrakeimmediately.
— Theintelligenttechnologyofhillholdassist
cannotovercomethelimitationsimposedby
naturalphysicallaws.Theincreasedcomfort
offeredbyhillholdassistshouldnotcause
youtotakesafetyrisks.
—Hillholdassistcannotholdthevehiclein
placeonallhills(forexample,iftheground
isslipperyoricy).
—Toreducetheriskofanaccident,always
makesurethevehicleissituatedsafely
whilestationary.


Offroaddriving
TheElectronicStabilizationControl(ESC)func-
tionsareenhancedfordrivingoffroad.Offroad
modecanbeactivated whendrivinginsituations
where
slippageoradifferentiallockfunctionis
necessary>page147.Thehilldescentassistis
alsoavailable,whichautomaticallybrakestheve-
hicletomaintainaconstantspeed>page148.
Inaddition,yourAudiprovidescontinuousall
wheeldrive.
However,yourAudiisnotapurelyoffroadvehi-
cle.Yourvehiclewasnotdesignedtodriveunder
extremeoperatingconditionssuchasdrivingin
anexpeditionstyle.
Onlydriveinterrainthatissuitableforthevehi-
cleandyourdrivingability.Nevertakeanyun-
necessaryrisks!
Beforedrivingoffroad
—Checktheengineoillevel,thetirepressure,the
coolantlevelandthefluidlevelinthewasher
fluidreservoir.
—Storepiecesofluggageandotherobjectsinthe
luggagecompartmentandsecurethemfrom
slidingoutofplace.
Afterdrivingoffroad
—Afterdrivingoffroad,removebranchesandoth-
erdebrisfromtheradiatorgrille,underbody,
andwheels.Lookespeciallyforforeignobjects
(suchasstones)thatmaybestuckinthetire
tread.
—Cleanthevehiclebody andunderbodyandin-
spectthevehicleforpossibledamage.
—Cleanthe windows,headlights,taillightsand
thelicenseplateiftheyaredirty.
—Performabraketest(especiallyafterdriving
throughwater).

ZAWARNING
—Beespeciallycautiousandawarewhendriv-
ingunderdifficultconditionsandwhenoff-
road.Vehicledamageandinjuriesmayoccur
whendrivingatexcessivelyhighspeedsor
withincorrectdrivingmaneuvers.
—Alwaysadjustyourspeedanddrivingstyle
totheroads,terrain,trafficandweather
conditions.Driveespeciallyslowlyifthereis
lowvisibilitywhenoffroad.
—Pleasenotethatthewheelscanspinmore
andthevehiclecanswervewheninoffroad
mode,especiallywhentheroadisslippery
orhasloosesurfacematerial.
—Drivingstabilityisreducedwheninoffroad
mode.


(@)Forthesakeoftheenvironment
Avoidharmingtheenvironmentandshow
considerationfornature.
83

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>