2019 AUDI Q7 cooling

4M0012721BG
Warmandcold

4-zonedeluxeautomaticclimatecontrol
Appliesto:vehicleswith4-zonedeluxeautomaticclimatecontrol

B4M-0199



Fig.784-zonedeluxeautomaticclimatecontrol:cockpitcontrols



3 $
= a
Fig.794-zonedeluxeautomaticclimatecontrolsystem:rearcontrols
Presstheknobs,buttonsorrockerswitchestoOFFbuttonintherearonlyswitchestheA/Csys-
turnthefunctionsonoroff.Whenthefunctionistemon/offintherearofthevehicle.Airflowfrom
switchedon,theLEDintherespectivebuttonoroutsideisblockedwhentheclimatecontrolsys-
knobturnson.Therockerswitchesaretouch-sen-temisswitchedoff.
sitive.Thedriverandfrontpassengersettings.
:A/CCoolingmode
canbeadjustedseparately.
Coolingmodeisswitchedonandoffbypressing
theA/Con/off.Theairisnotcooledandhumidity
isnotremovedwhencoolingmodeisswitched
OFFclimatecontrolsystemoff.Thiscancausefogonthewindows.Cooling
modeswitchesoffautomaticallywhentheout-
sidetemperatureisbelowzero.>
Youcanadjustthesettingsfortherearoftheve-
hicleusingthecontrolsintherear>fig.79.
Youcanswitchtheclimatecontrolsystemonand
offusingtheOFFbutton.Italsoswitcheson
whenyoupressanotherbuttonoraknob.The
71

Warmandcold

MSCoolingmode*
Themaximumcoolingmodecanbe switchedon
andoffusingthe4button.Theairisnot cooled
andhumidityisnotremovedwhencoolingmode
isswitchedoff.Thiscancausefogonthewin-
dows.Coolingmodeswitchesoffautomatically
whentheoutsidetemperatureisbelowzero.
Whenthecoolingmodeisswitchedon,M&the
vehicleinterioriscooledanddehumidifiedas
quicklyaspossible.
<>Recirculationmode
Inrecirculationmode,theairinsidethevehicleis
circulatedandfiltered.Thispreventstheunfil-
teredairoutsidethevehiclefromenteringthe
vehicleinterior.Switchingrecirculationmodeon
whendrivingthroughatunnelorwhensittingin
trafficisrecommended>A\.
Usingthebutton,recirculationmodeisswitched
onandoffusingthe<>button.Youcanalso
switchtherecirculationmodeoffbypressingthe
knob@ortheoffusingthe§&button.
AUTOAutomaticmode
Automaticmodemaintainsaconstanttempera-
tureinsidethevehicle.Airtemperature,airflow
andairdistributionarecontrolledautomatically.
Youcanswitchautomaticmodeonoroffby
pressingtheknob(@).
Temperature
Youcanadjustthetemperaturebetween60°F
(+16°C)and84°F(+28°C)byturningtheknob
@.Ifoutsideofthisrange,LOorHIwillappear
intheclimatecontrolsystemdisplay.Atbothof
thesesettings,theclimatecontrolsystemruns
continuously
atmaximumcoolingorheating
power.Thereisnotemperatureregulation.
%=Blower
Youcanadjustthevolumeofairgeneratedby the
blowertoyourpreferenceusingtherocker
switches(@).Theblowershouldalwaysrunata
lowsettingtopreventthewindowsfromfogging
andtoensureacontinuousexchangeofairinside
thevehicle.To havetheblowerregulatedauto-
matically,presstheknob@).
72
Airdistribution
Youcanusetherockerswitches(2)toadjustthe
ventswheretheairwillflowoutof.Pressthe
rockerswitches(2)repeatedlyuntilthedesired
airdistributionsettingisdisplayedintheclimate
controlsystemcontrols.To havetheairdistribu-
tionregulatedautomatically,presstheknob@).
af£JSeatheating/ventilation*
Pressingthe«/“J buttonswitchestheseat
heating/ventilationonatthehighestsetting(lev-
el 3).TheLEDsindicatethetemperaturelevel.To
reducethetemperature,pressthebuttonagain.
Toswitchtheseatheating/ventilationoff,press
thebuttonrepeatedlyuntiltheLEDturnsoff.
@WMAXDefogging
Thewindshieldandsidewindowsaredefrosted
orclearedofcondensationasquicklyaspossible.
Themaximumamountofairflowsmainlyfrom
theventsbelowthewindshield.Recirculation
modeswitchesoff. Thetemperatureshouldbe
setat+72°F(+22°C)orhigher.Thetemperature
iscontrolledautomatically.
Defrostisswitchedonandoff#MAXbutton.
Youcanalsoswitchthefunctionoffbypressing
theknob@).
Appliestovehicleswithwindshielddefogger:the
windshielddefoggerswitchesonautomatically
whenoutsidetemperaturesarelow.Ifyouwould
liketoswitchthewindshielddefrosteronman-
ually,pressthe&button.TheLEDinthebutton
blinks.
GDREARRearwindowdefogger
Pressthebutton&toswitchtherearwindowde-
foggeron.Itonlyoperateswhentheengineis
running.Itswitchesoffautomaticallyafter10to
20minutes,dependingontheoutsidetempera-
ture.
Topreventtherearwindowdefoggerfrom
switchingoffautomatically,pressandholdthe
GPREARbuttonformorethanthreeseconds.
Thisisstoreduntiltheignitionisswitchedoff.>

4M0012721BG
Warmandcold

SYNCSynchronization
Usetherockerswitch(@)toselectthefunction.
Whensynchronizationisswitchedon,theset-
tingsforthedriver'ssideareappliedtothefront
passenger'ssideandtherear(exceptforseat
heating/ventilation*).Whenthesettingsonthe
frontpassenger'ssideorinthereararechanged,
thesynchronizationisautomaticallyswitchedoff
and4-zoneappearsinthedisplay.
SETREARfunction
Usetherockerswitch(@toselectthefunction.
Whenthefunctionisswitchedon,youcanadjust
allsettingsfortherearusingtheclimatecontrol
systemcontrolsinthecockpit.Therearclimate
controlsystemcontrolscannot beoperatedat
thesametime.Thisfunctionswitchesoffauto-
maticallyafteracertainperiodoftimeorafter
leavingthemenu.
Vents
Youcanopenorclosethecenterandrearventsin
thecockpitandtheventsintherearcenter con-
soleanddoorpillarsusingtheridgedthumb-
wheels.Theleversadjustthedirectionoftheair-
flowfromthevents.Thewideventisopenedand
closedusingthe=button©page8,fig.2©.
Residualheat
Youcanactivatetheresidualheatfunctionwhen
theignitionisswitchedoffbypressingtheknob
@(leftside).Theresidualheatfromthecoolant
isusedtoheatthevehicleinterior.Theresidual
heatfunctionswitchesoffautomaticallyafter
about15minutes.

ZAWARNING
—Youshouldnotuse therecirculationmode
foranextendedperiodoftime,becauseno
freshairisdrawninandthewindowscan
fogwhencoolingmodeisswitchedoff.This
increasestheriskofanaccident.
—Individualswithreducedsensitivityto pain
ortemperaturecoulddevelopburnswhen
usingtheseatheatingfunction.To reduce
theriskofinjury,theseindividualsshould
not useseatheating.

C@)Note
Toavoiddamagetotheheatingelementsin
theseats,donotkneelontheseatsorplace
heavyloadsonasmallareaoftheseat.
@)Tips
Itisnotpossibletooperatetherearclimate
controlsystemcontrolswhenthepowerchild
safetylockisswitchedon.WiththeSETREAR
function,youcanapplyallsettings totherear
usingtheclimatecontrolsystemcontrolsin
thecockpit>page37.
Appliesto:vehicleswith4-zonedeluxeautomaticclimate
control
Theclimatecontrolsystembasicsettingsareac-
cessedintheInfotainmentsystem.

>SelectintheInfotainmentsystem:[MENU]but-
ton>Vehicle>leftcontrolbutton>Aircondi-
tioning

Seatheating/seatventilation*
Youcanadjusttheseatheating/ventilationbal-
anceforthedriver,frontpassengerandrearpas-
sengers.
Footwelltemperature
Youcanadjustthefootwelltemperatureso that
itiscoolerorwarmer.
Autorecirculation
Whenswitchedon,automaticrecirculationcon-
trolstherecirculationmodeautomatically.You
mustpressthe@MAXbuttoniffogformson
thewindows.
Automaticauxiliaryheater*
Theauxiliaryheaterhelpstowarmthevehiclein-
teriormorequickly.
@)Tips
When
theauxiliaryheaterisoperating,water
vapormaybuildupneartheenginecompart-
mentwhenoutsidetemperaturesarelow.
Thisdoesnotindicateaproblem.
73

Trailertowing

Trailertowing
Drivingwithatrailer
eTreeeleurltela}
Yourvehicleisprimarilyintendedfortransport-
ingpeopleandluggage.However,ifyoudrive
withatrailer,followthetechnicalrequirements,
the operationanddrivingtips,andthelegalreg-
ulations.
Drivingwithatraileraffectsthevehicle'sfuel
consumption,performanceandwear.Italsore-
quireshigherconcentrationfromthedriver.

ZAWARNING
Donottransportanypeopleinatrailerdueto
theriskoffatalinjury.
Technicalrequirements
Certainrequirementsmustbemetwhentowing
atrailer.

Trailerhitch
Onlyuseatrailerhitchwitharemovableball
hitchmountandballhitch.Thetrailerhitchmust
bepermittedforthevehicle,thetrailerandthe
permittedtotalweightofthetrailerbeing
pulled.Aboveall,itmustbesecurelyandsafely
attachedtothevehicletrailer.
Nevermountatrailerhitchonthebumper.The
trailerhitchmustbemountedinawaythatdoes
notimpair thefunctionofthebumper.Donot
makeanychangestotheexhaustsystemandthe
brakesystem.
Checkregularlyifthetrailerhitchissecurely
mounted.Alwaysfollowtheinstructionsgivenby
thetrailerhitchmanufacturer.
Trailerbrakes
Ifthetrailerhasitsownbrakesystem,thenfol-
lowthemanufacturerspecifications.However,
thebrakesystemonthetrailermustneverbe
connectedtothevehiclebrakesystem.
92
Enginecoolingsystem
Drivingwithatrailermeansahigherloadonthe
engineandthecoolingsystem.Thecoolingsys-
temmustbedesignedforadditionalloadand
containenoughcoolant>©.

ZAWARNING
—Nevermounta"weight-distributing"or
"load-balancing"trailercouplerasthetrailer
hitch.Thevehiclewasnotdesignedfor
thesetypesoftrailerhitches.Thetrailer
hitchcanmalfunctionandthetrailercan
breakofffromthevehicle.
—Ifthetrailerisequippedwithelectronic
brakes,thesebrakescannotbeactivatedby
afactory-installedcontrolsystem,whichin-
creasestheriskofanaccident.
—Toreducetheriskofinjury,alwaysremove
theballhitchmountifnotrailerismount-
ed
@)Note
Longerinclinescannotbedrivenwithouta
suitablecoolingsystem,especiallyiftheout-
sidetemperaturesarehigh.Otherwise,this
increasestheriskofenginedamage.
Operatinginstructions
Severalthingsmustbe notedwhentowinga
trailer.

Towingcapacity
Thepermittedtowingcapacitymustnot beex-
ceededunderanycircumstances>page376.
Youcandriveuplargerinclinesifyouarenotus-
ingthemaximumtowingcapacity.
Thetowingcapacitiesgivenonlyapplytoeleva-
tionsupto3,200ft(1,000m)abovesealevel.As
theelevationincreases,theenginepowerde-
creasesduetothedecreasingairpressure.This
reducesthehillclimbingabilityandtowingca-
pacity.Foreveryadditional3,200ft(1,000m),
themaximumpermittedtowingweightmustbe
reducedbyapproximately10%.Thepermitted
towingweightisthecombinedweightofthe
(loaded)vehicleandthe(loaded)trailer.

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

Checkingtheengineoillevel
TheengineoillevelcanbecheckedintheInfo-
tainmentsystem
Observethesafetyprecautions>/A\inWorking
intheenginecompartmentonpage313.
>Parkthevehicleonalevelsurface.
>Shuttheengineoffwhenitiswarm.
>Switchonlytheignitionbackon.
>Waitapproximatelytwominutes.
>SelectintheInfotainmentsystem:the[MENU
button>Vehicle>leftcontrolbutton>Service
&checks>Oillevel.
>Readtheoillevelinthedisplay.Addengineoil
ifthe barintheoillevelindicatorisjustbelow
“min”>page317.
C)Note
Iftheengineoillevelistoolowortoohigh,
thereisariskofenginedamage.
@Tips
Theoillevelindicatorinthedisplayisonlyan
informationaldisplay.Iftheoillevelistoo
low,aminimumoilwarningappearsinthein-
strumentcluster.Addoilandclosethehood.
ThecurrentoillevelisdisplayedintheInfo-
tainmentsystemthenexttimetheignitionis
switchedon.
G@)Tips
Theengineoilconsumptionmaybeupto
0.5quart/600miles(0.5liter/1,000km),de-
pendingondrivingstyleandoperatingcondi-
tions.Consumptionmaybehigherduring the
first3,000miles(5,000km).Theengineoil
levelmustbecheckedregularly.Itisbestto
checkeachtimeyourefuelyourvehicleand
before longdrives.
—Becauseofthelubricationandcoolingof
theengine,combustionenginesconsume
oil.Theoilconsumptionvariesdepending
ontheengineandmaychangeduringthe
servicelifeoftheengine.Enginesgenerally
consumemoreoilatthebeginningduring
thebreak-inperiod.Thenoilconsumption
stabilizesafterthebreak-inperiod.


—Undernormalconditions,oilconsumption
dependsonthequalityandviscosityofthe
oil,theengineRPM,theclimateconditions,
andtheroadconditions.Thedilutionofoil
fromcondensationorfuelresidueaswellas
theageoftheoilalso playarole.Because
enginewearincreaseswithmileage,oilcon-
sumptionwillincreaseagainovertimeuntil
itmaybenecessarytoreplaceworncompo-
nents.
—Becauseallthesevariablesplayarole,itis
notpossibletodefineanoilconsumption
standard.Therefore,theoillevelmustbe
checkedregularly.
—Ifyoubelievethatyourenginehasin-
creaseditsoilconsumption,contactanau-
thorizedAudidealerorauthorizedAudi
ServiceFacilitytodeterminethecause.
Pleasenotethatanexactoilconsumption
measurementmustbedonewiththeneces-
sary careandaccuracyandmaytaketime.
AnauthorizedAudidealerorauthorizedAu-
diServiceFacilityistrainedinaccurately
measuringtheoilconsumption.
—Youcanfindinformationonengineoiland
engineoilcapacitiesfortheUSAatwww.
audiusa.com/help/maintenance,orforCan-
adaatwww.audi.ca/ca/web/en/
customer-area/care-and-maintenance/
audi-service-schedules.html,orcall
800-822-2834.
Addingengineoil

B8K-2120



Fig.263Enginecompartment:engineoilfilleropening
cover
Observethesafetyprecautions>A\inWorking
intheenginecompartmentonpage313.
317
>

4M0012721BG
CheckingandFilling


keep yourforearmparalleltothegroundto
reducetheriskofhotoildrippingdownyour
arm.
—Draintheoilintoacontainerdesignedfor
thispurposethatislargeenoughtoholdthe
fullamountofoilinyourengine.
—Engineoilispoisonous.Alwaysstoreoutof
reachofchildren.
—
Prolongedcontactofusedengineoilwith
theskinmaycauseskindamage.Always
washoiloffimmediatelywithsoapandwa-
tertoprotectyourskin.
@)Note
Donotmixanyadditiveswiththeengineoil.
Additivesmaycauseengine damagethatis
notcoveredbyyourNewVehicleLimitedWar-
ranty.

@Forthesakeoftheenvironment
—Beforechangingtheengineoil,makesure
youcandisposeoftheusedengineoilcor-
rectly.
—Engineoilmustalways bedisposedofcor-
rectly.Donot dumpitintheyard,inthefor-
est,orinopenwater,riverchannels,orsew-
ers.
—Haveyour usedengineoilrecycledbybring-
ingittoausedoilcollectionsiteorcontact
agasstation.
Coolingsystem
Theenginecoolingsystemisfilledwithamixture
ofpurifiedwaterandcoolantadditiveatthefac-
tory.Thiscoolantmustnotbe notchanged.
ThecoolantlevelismonitoredthroughtheBin-
dicatorlight>page21.However,occasionally
checkingthecoolantlevelmanuallyisrecom-
mended.
Ifyoumustaddcoolant,useamixtureofwater
andcoolantadditive.Mixing thecoolantadditive
withdistilledwaterisrecommended.
Coolantadditive
Thecoolantadditiveismadeofanti-freezingand
corrosionprotectionagents.Onlyuse thefollow-
ingcoolantadditives.Theseadditivesmaybe
mixedwitheachother.

CoolantadditiveSpecification

G12++TL774G

G13TL774]


Theamountofcoolantadditivethatneedstobe
mixedwithwaterdependsontheclimatewhere
thevehiclewillbeoperated.Ifthecoolantaddi-
tivepercentageistoolow,thecoolantcanfreeze
anddamagetheengine.





CoolantFreezeprotec-
additivetion
Warmmin.40%min.-13°F
regionsmax.45%(-25°C)
Cold min.50%max.-40°F
regionsmax.55%(-40°C)

C@)Note
—Beforethestartofwinter,haveanauthor-
izedAudidealerorauthorizedAudiService
Facilitycheckifthecoolantadditiveinyour
vehiclematchesthepercentageappropriate
fortheclimate.Thisisespeciallyimportant
whendrivingincolderclimates.
—Iftheappropriatecoolantadditiveisnot
availableinanemergency,donotadd any
otheradditive.Youcoulddamagetheen-
gine.Ifthishappens,onlyusewaterandre-
storethecorrectmixtureratiowiththe
specifiedcoolantadditiveassoonaspossi-
ble.
—Onlyrefillwithnewcoolant.
—Radiatorsealantmustnotbemixedwith
thecoolant.
319

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>