2012 AUDI TT wiring

Downloaded from www.Manualslib.com manuals search engine Theasymbolilluminateswhenthereisan
enginecontrolmalfunction.Theindicator
light~intheinstrumentclusteralsoillumi­
nates.Theenginespeedislimitedtothe
speeddisplayedinthedriverinformationsys­
tem.Keepinmindthattheenginespeedwill
notexceedthevaluedisplayedinthedriver in­
formationsystem,forexamplewhendown­
shifting.
Please
gotoanauthorizedAudidealeroroth­
erqualifiedworkshoptohavethemalfunction
repaired.
~.Checkingtheengine oilLeveL
WhentheIlsymbolilluminates, checkthe
engineoillevelassoonaspossible
00:>page187.Topofftheoilatyourearliest
opportunity00:>page187.
IlPLeaseaddmax.1qtofengineoil!
IftheIlsymbolcomeson,add1quart(1li­
ter)ofoilatthenextopportunity
00:>page187.
~...EngineoiLsensordefective
IftheIll!symbolilluminates,contactyour
authorizedAudidealerandhavetheoilsensor
inspected.
oBatteryvoLtageLow
1;;Lowbatterycharge:batterywillbe
chargedwhiledriving
Iftheindicatorlightturnsonandthemes­
sageappears,theremaybelimitedstarting
ability.
Ifthismessageturnsoffafteralittle while,
thebatterychargedenoughwhile driving.
Ifthemessagedoesnotturnoff,have your
authorizedAudidealerorqualifiedworkshop
correctthemalfunction.
BùFueLsuppLytooLow•
WhentheIlsymbolilluminates,thismeans
thereareabout2.6gallons(laliters)offuel
leftinthefueltank.Timetorefuel!
00:>page179.
Ifthesymbollightsup, even whenthereis
amplefuelinthetank,andthetextTank sys­
temmalfunction!Pleasecontactworkshop
appearsinthedisplay,thereisafaultinthe
system.Contactaqualifiedworkshoptohave
thefaultrectified.
ÔWindshieLd washerfLuidLeveLtooLow)
Iftheesymbolilluminates,addwindshield
washerfluidtothewashersystem
oo:>page196.
êDefectivelightbuLbwarning•
Thedefective lightbulbwarning tellsyou
whenavehicle lightbulbhasbecomedefec­
tive.
Ifadefectivebulbhasbeendetectedbythe
systemoralightbulbburnsout,thel'gjsym­
bol with a
messageappearsinthedisplayto
tellyouwhich bulbisbùrntoutandwhereitis
located.Forexample:
Rearleftturnsignal
After5seconds,theme-ssagedisappears.If
youwanttorecallthemessageintothedis­
play,
presstheCHECKbuttonoo:>page10,
fig.3(j).
There arethreereasonswhythedefective
bulb
messagewouldappearinthedisplay:
- The light bulbhas
burntout00:>page233.
-Thefuseis"blown"00:>page230,Replacing
fuses.
- The wire connectiontothelight bulbisde­
fective.
Have
thebulb replacedortheconnection re­
paired
byyourauthorizedAudi Servicedepart-
ment.~
R
8.WARNING
_Light bulbsarepressurizedandcould ex­
plode while
theyarebeingchangedcaus­
ing
seriouspersonalinjury.
_Work withduecarewhenhandlingthe
high-voltagesectionofgasdischarge
(xenon) lamps.Failingtodosocouldre­
sultindeathorseriousinjury!
BRAKELIGHT/(@)Brakelightdefective
Incaseofamalfunctionorcomponentfail­
ure,
thesymbol/:IiCJJ!@ii(USAmodels)/
mm(Canada models)canappear.Thefollow­
ingelectricalcomponentsshouldbechecked,
repaired orreplaced, asnecessary:
- Brake
lightbulbs
-
Allwiringconnections
- Brake lightswitch
Contact your
authorizedAudidealerforassis­
tanceifnecessary.
Tips
The brake lightswitch isonlyinspectedas
partofthefunctionalcheckaftertheen­
gine
isstarted.
~[)Headlightrange controL defective
Appliestavehicles:withdynamieheadlightrangeadjust­ment
IftheIl!ililluminates,thedynamicheadlight
rangecontrolisnolongerworking properly.
Have
thesystemcheckedandrepairedatyour
authorizedAudidealer.
§OAdaptivelightdefective
Appliestavehicles:withAdaptive Light
BAdaptivelightdefective
WhenthissymbolBilluminates,itmeansthatAdapt'L'h . .IveIgtISdefectlve.Gotoaquali-
fied workshoptohavetheheadlightsorthecontrolunitfthAd. .
or eaptlveLight repaired.
(i.DLight/rainsensor defective
Appliestavehicles:withautamatie headlights
Theindicatorlightindicatesadefectinthe
automaticheadlights/automaticwipersys­
tem.
Ifthesymbolilluminates,thelightsensorhas
failed. Forsafetyreasons,thelowbeamsare
turnedonpermanentlywiththeswitchinAU­
TO.However, youcancontinuetoturnthe
lightsonandoffusingthelightswitch. Inthe
caseofadefectintherainsensor,thewind­
shield wiperlever
functionsarestillavailable.
.Have
thelight/rainsensorcheckedassoonas
possibleatanauthorizedAudi dealer.
gAudimagneticride
Appliestavehicles:withAudi magnetic ride
Theindicotorlightmonitors vehicledamping.
TheindicatorlightBilluminateswhentheig­
nition
isswitchedonasa function check.
(DTips
Iftheindicatorlampilluminateswhileyou
aredriving,thereisamalfunctioninthe
vehicledamping.Thechassisshouldbein­
spectedimmediatelybyanauthorizedAu­
didealer.
':;)~.Rearspoiler
Thewarning/indicator lightmonitorsthe
electricolly retroctable rearspoiler.
Thewarning/indicatorlightII!hasthefollow­
ing functions:
-Itcomesonforabout3secondsasafunc­
tion check
whentheignitionisswitchedon.
-Itcomesonifthereisamalfunctioninthe
electricallyretractablerearspoiler.
Additional
informationabouttheelectrically
retractablerearspoilercO.>page156.

Downloaded from www.Manualslib.com manuals search engine 118Airbagsystem
-Neverputtheforward-facing childre­
straintupagainstorveryneartheinstru­
mentpanel.
-Always movethepassengerseatintoits
rearmostpositionintheseat'sforeand
aftadjustmentrange,asfarawayfrom
theairbagaspossible,beforeinstalling
theforward-facing childrestraint.The
backrestmustbeadjustedtoanupright
position.
-MakesurethatthePASSENGERAIRBAG
OFFlightcomesonandstaysonallthe
timewhenevertheignition isswitched
on.
Advanced AirbagSystem components
Thefrontpassengerseatinyourvehicle hasa
lotofveryimportantpartsoftheAdvanced
Airbag
Systeminit. Thesepartsincludethe
weight-sensingmat,sensors,wiring, brack­
ets,andmore.Thefunctionofthesystemin
thefrontpassengerseatischeckedbythe
electroniccontrolunitwhentheignitionison.
The
controlunitmonitorstheAdvancedAir­
bagSystemandturnstheairbagindicator
light on
whenamalfunctioninthesystem
componentsisdetected.Thefunctionofthe
airbagindicatorlightisdescribedingreater
detailbelow. Becausethefrontpassenger
seatcontainsimportantpartsoftheAd­
vanced AirbagSystem,youmusttakecareto
preventitfrombeingdamaged.Damageto
theseatmaypreventtheAdvanced Airbagfor
thefrontpassengerseatfromdoingitsjobin
acrash.
Thefront Advanced AirbagSystem
consistsofthefollowing:
- Crashsensorsinthefrontofthevehiclethat
measurevehicleacceleration/deceleration
toprovideinformationtotheAdvancedAir­
bagSystemabouttheseve rityofthecrash.
-
Anelectroniccontrolunit, withintegrated
crashsensorsforfrontandsideimpacts.
Thecontrolunit"decides"whethertofire
thefrontairbagsbasedontheinformation
receivedfromthecrashsensors.Thecontrol
unitalso"decides"whetherthesafetybelt
pretensionersshouldbeactivated.
-AnAdvanced Airbagwithgasgeneratorfor
thedriverinsidethesteeringwheelhub.
-
AnAdvanced Airbagwithgasgeneratorin­
sidetheinstrumentpanelforthefrontpas­
senger.
- Aweight-sensingmatundertheupholstery
paddingofthefrontpassengerseatcushion
thatmeasuresthetotalweightontheseat.
The
informationregisteredissentcontinu­
ously
totheelectroniccontrolunittoregu­
latedeploymentofthefrontAdvancedAir­
bag onthepassengerside.
-
Anairbagmonitoringsystemandindicator
lightintheinstrumentclustere;,page122.
- ThePASSENGERAIRBAGOFFlightcomes
onandstaysoninthecenteroftheinstru­
mentpanele;,page122,fig.115andtells
youwhenthefrontAdvanced Airbagonthe
passengersidehasbeenturnedoff.
-Asensorbelowthesafetybeltlatch forthe
frontseatpassengertomeasurethetension
on
thesafetybelt. Thetensiononthesafety
beltandtheweightregisteredbythe
weight-sensingmathelpthecontrolunit
"decide"whetherthefrontairbagforthe
frontpassengerseatshouldbeturnedoffor
note;,page113,Child restraints onthe
frontseat-sameimportantthingsto
know.
- Asensorinthesaf-etybeltlatch forthedriv­
erandforthefrontseàtpassengerthat
senseswhetherthatsafetybeltislatchedor
notandtransmitsthisinformationtothe
electronic controlunit.
AWARNING
Damagetothefrontpassengerseatcan
preventthefrontairbagfromworking
properly.
-
Improperrepair ordisassemblyofthe
frontpassengeranddriverseatwillpre­
venttheAdvanced AirbagSystemfrom
functioning properly.
- Repairs
tothefrontpassengerseatmust
beperformedbyqualifiedandproperly
trainedworkshoppersonnel.~
_Never removethefrontpassengeror
driver
seatfromthevehicle.
_Never removetheupholsteryfromthe
frontpassengerseat.
_Neverdisassembleorremovepartsfrom
theseatordisconnectwiresfromit.
_Nevercarrysharpobjectsinyourpockets
orplacethemontheseat.Iftheweight­
sensingmatinthepassengerseatis
punctureditcannotwork properly.
_Never carrythingsonyourlaporcarry
objects on
thepassengerseat.Such
itemscanincreasetheweightregistered
bytheweight-sensingmatandsendthe
wronginformationtotheairbagcontrol
unit.
_Neverstoreitemsunderthefrontpas­
sengerseat.PartsoftheAdvancedAir­
bagSystemunderthepassengerseat
could bedamaged,preventingthemand
theairbagsystemfromworking proper­
ly.
_Never placeseatcoversorreplacement
upholsterythathavenotbeenspecifical­
lyapprovedbyAudionthefrontseats.
-Seatcovers canpreventtheAdvanced
Airbag
Systemfromrecognizing childre­
straintsoroccupantsonthefrontpas­
sengerseatandpreventthesideairbag
intheseatbackrestfromdeploying prop­
erly.
-Never usecushions, pillows,blanketsor
similar
itemsonthefrontpassenger
seat.Theadditionalpaddingwillprevent
theweight-sensingmatintheseatfrom
accurately registering
thechildrestraint
orpersonontheseatandpreventthe
AdvancedAirbagSystemfromfunction­
ing properly.
-Ifyoumustuseachildrestraintonthe
frontpassengerseatandthechild re­
straintmanufacturer'sinstructionsre­
quire
theuseofatowel,foamcushionor
somethingelsetoproperly positionthe
childrestraint,makecertainthatthe
PASSENGERAIRBAGOFFlightcomes
onandstaysonwheneverthechildre-
straintisinstalledonthefrontpassen­
gerseat.
-IfthePASSENGERAIRBAGOFFlight
doesnotcomeonandstayon,immedi­
atelyinstallchildrestraintinarearseat­
ing positionandhavetheairbagsystem
inspectedbyyourAudi dealer.
HowtheAdvanced AirbagSystem
components worktogether
ThefrontAdvanced AirbagSystemandthe
sideairbagssupplementtheprotectionof­
fered
bythefrontthree-pointsafetybelts
;"'ithpretensionersandload limitersandthe
adjustableheadrestraintstohelp reducethe
riskofinjuryinawiderangeofaccidentand
crashsituations.Besuretoreadtheimpor­
tantinformationaboutsafetyandheedthe
WARNINGSinthischapter.
DeploymentoftheAdvanced AirbagSystem
andtheactivationofthesafetybeltpreten­
sionersdependonthedecelerationmeasured.
bythecrashsensorsandregisteredbythe
electroniccontrolunit.Crash severitydepends
onspeedanddecelerationaswellasthemass
andstiffnessofthevehicleorobjectinvolved
inthecrash.
Whentheelectroniccontrolunitregistersa
low severity crash
andthesafetybeltisbeing
used,
theairbagwillnotdeploy.Ifthesafety
beltisnotbeingused,thefirststagedeploys,
followed
bythesecondstageafteramuchlat­
ertimeinthecrashsequence.
Iftheelectroniccontrolunitregistersa crash
ofmediumseverity,thefirststageoftheair­
bag deploys followed
bythesecondstageata
much
latertimeinthecrashsequence- re­
gardlessofwhetherthesafetybeltisbeing
used ornot. In
higherseveritycrashesasreg­
isteredbytheelectroniccontrolunit,boththe
firstandsecondstagesdeployalmostatthe
sametime.
Onthepassengerside,regardlessofsafety
beltuse,theairbagwill beturnedoffifthe
weightonthepassengerseatislessthanthe
amountprogrammedintheelectroniccontrol.

Downloaded from www.Manualslib.com manuals search engine ThePASSENGER AIRBAGOFFlightmust
comeonandstayoniftheignitionisonand
- acarbedhasbeeninstalledonthefront
seat,or
- arearward-facingchildrestrainthasbeen
installedonthefrontpassengerseat,or
- aforward-facingchildrestrainthasbeenin-
stalledonthefrontpassengerseat,or~
ThePASSENGER AIRBAGOFFlightshould
NOTcomeonwhentheignitionisonandan
adultissittinginaproperseatingpositionon
thefrontpassengerseat.IfthePASSENGER
AIR
BAGOFFlightcomesonandstaysonor
flashesforabout5secondswhile driving, un­
derthesecircumstances,makesurethat:
-theadultonthefrontpassengerseatis
properlyseatedonthecenteroftheseat
cushionwithhisorherbackupagainstthe
backrestandthebackrestisnotreclined
c')page94,Properoccupant seatingposi­
tions,
-theadultisnottakingweightofftheseatby
holding on
tothepassengerassisthandle
abovethefrontpassengerdoororsupport­
ingtheirweightonthearmrest,
-thesafetybeltisbeing properly wornand
thatthereisnotalotofslackinthesafety
beltwebbing,
-accessoryseatcoversoreushionsorother
thingsthatmaycauseanincorrectreading
orimpressionontheweight-sensingmat
undertheupholsteryoftheseathavebeen
removedfromthefrontpassengerseat,~
Airbagsystem1
IfthePASSENGERAIRBAGOFFlightstill
doesnotcomeonanddoesnotstayoncon­
tinuously(whentheignitionisswitchedon),
-takethechildrestraintoffthefrontpassen-
gerseatandinstallitproperlyatoneofthe
rearseatpositions.Havetheairbagsystem
inspectedbyyourAudidealerimmediately.
-movethechildtoarearseatpositionand
makesurethatthechildisproperlyrestrain­
edinachildrestraintthatisappropriatefor
its sizeandage.
-makesurethatthesafetybelttensionsen­
sorisnotblocked.Shakethesafetybelt
latch onthefrontpassengerseatbackand
forth;
-Ifastraportetherisbeingusedtotiethe
childsafetyseattothefrontpassenger
seat,makesurethatitisnot50tightthatit
causestheweight-sensingmattomeasure
moreweightthanisactuallyontheseat.
-reactivatethesystembyturningtheignition
off
andthenturningitonagain;
- removeandreinstallthechildrestraint.
Makesurethatthechildrestraintisproperly
installedandthatthesafetybeltforthe
frontpassengerseathasbeencorrectly
routedaroundthechildrestraintasdescri­
bed
inthechildrestraintmanufacturer'sin­
structions;
-makesurethattheconvertiblelocking fea­
tureonthesafetybeltforthefrontpassen­
gerseathasbeenactivatedandthatthe
safetybelthasbeenpuliedtight.Thebelt
mustnotbe looseorhaveloopsofslack50
thatthesensorbelowthesafetybeltlatch
on
theseatcan doitsjobc')page143.
-makesurethatthingsthatmayincreasethe
weightofthechildandchildsafetyseatare
notbeingtransportedonthefrontpassen­
gerseat;
----_theweightregisteredonthefrontpassen-
gerseatisequaltoorlessthanthecom­
binedweightofatypicallyear-oldrestrain­
edinoneoftherear-facingorforward-fac­
inginfantrestraintslistedinFederal Motor
Vehicle
SafetyStandard208withwhichthe
Advanced AirbagSysteminyourvehiclewas
certified.
If
thefrontpassengerseatisnotoccupied,
the
frontairbagwillnotdeploy,andthePAS­
SENGERAIRBAGOFFlightwillstayon.Nev­
er install arearward-facing child
restrainton
the
frontpassengerseat,thesafestplacefor
a childinany kindofchildrestraintisatone
oftheseatingpositionsontherearseat
qpage113,Child restraints onthe frontseat
_some important thingstoknowand
qpage133,ChildSafety.
IfthePASSENGER AIRBAGOFFlightcames
onwhenoneoftheconditionslistedaboveis
met, besuretocheckthelightregularlyto
makecertainthatthePASSENGER AIRBAG
OFFlightstaysoncontinuouslywheneverthe
ignitionison.IfthePASSENGER AIRBAG
OFFlightdoesnotappearandnotstayonall
thetime,stopassoonasitissafetodo50
and
The
PASSENGER AIR
BAGOFFlightislocated
inthecenteroftheinstrumentpanel
c')fig.115.
ThePASSENGER AIRBAGOFFlightwillcome
on
andstayontotellyouwhenthefrontAd­
vancedAirbag onthepassengersidehasbeen
turnedoffbytheelectroniccontrolunit.Each
timeyouturnontheignition,thePASSEN­
GERAIRBAGOFFlightwillflashforafew
secondsand:
Fig.115Sectionfromtheinstrumentpanel:PASSEN­GERAIRBAGOFFlight
Itispossiblethattheairbagwillinflate
whenitisnotsupposedto,orwillnotin­
fla
tewhenitshould.
- Have
theairbagsysteminspectedimme­
diatelybyyourAudi dealer.
PASSENGER AIRBAG
OFFIight•
- will
stayon ifthefrontpassengerseatisnot
occupied,..-.
-willstayon ifthereisasQ1all childorchild
restraintonthefrontpassengerseat,
-will gooutifthefrontpassengerseatisoc­
eupiedbyanadultasregisteredbythe
weight-sensingmat.
~AirbagmonitoringindicatorIight
Twoseparate indicators monitorthefunction
oftheAdvonced AirbagSystem:theoirbag
monitoring indicatorIight
andthePASSEN­
GERAIRBAGOFFIight.
-Iftheresidueshouldgetintoyoureyes,
flush
themwithwater.
Monitoringthe
AdvancedAirbag
System
&.WARNING
Anairbagsystemthatisnotfunctioning
properlycannotprovidesupplementalpro­
tectioninafrontalcrash.
-
Iftheairbagindicatorlightcomeson,it
meansthattheremaybesomething
wrong withtheAdvanced AirbagSystem.
TheAdvanced AirbagSystem(includingthe
electroniccontrolunit,sensorcircuitsandsys­
temwiring)ismonitoredcontinuouslyto
makesurethatitisfunctioningproperly
whenevertheignitionison.Eachtimeyou
turnontheignition,theairbagmonitoringin­
dicatorlight1willcomeonforafewseconds
(selfdiagnostics).
ThesystemmustbeinspectedwhentheindicatorIight1:
-doesnotcomeonwhentheignitionis
switchedon,
-doesnotgooutafewsecondsafteryou
have
switchedontheignition,or
-comeson while driving.
Ifanairbagsystemmalfunctionisdetected
theindicatorlightwillfirststartflashingto'
catchthedriver'sattentionandthenstayon
continuouslytoserveasaconstantreminder
tohavethesysteminspectedimmediately.
Ifamalfunctionoceursthatturnsthefront
airbagonthepassengersideoff,thePASSEN­
GERAIRBAGOFFlightwillcomeonandstay
onwhenevertheignitionison.