款别克昂科雷原厂车身系统喇叭部分维修手册可编辑.docx
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款别克昂科雷原厂车身系统喇叭部分维修手册可编辑.docx
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款别克昂科雷原厂车身系统喇叭部分维修手册可编辑
2009款别克昂科雷原厂车身系统喇叭部分维修手册(可编辑)
2009款别克昂科雷原厂车身系统喇叭部分维修手册
Horns4-1
BodySystems
Horns
Specications
SIE-ID1889233Ownerkyoukh01LMD15-mar-2007LMBamille01
FastenerTighteningSpecications
Specication
Application
MetricEnglish
CruiseControlSwitchBolt25N?
m22lbin
HornBracketBolt9N?
m80lbin
RadioControlSwitchBolt25N?
m22lbin
2009-AcadiaEnclaveOUTLOOKTraverseVINRVServiceManualJune242008
4-2Horns
SchematicandRoutingDiagrams
SIE-ID2087799Ownerpluber01LMD28-mar-2008LMBdtrocz01
2009-AcadiaEnclaveOUTLOOKTraverseVINRVServiceManualJune242008
Horns4-3
9
6
1
8
7
0
2
s
c
i
t
a
m
e
h
c
S
n
r
o
H
2009-AcadiaEnclaveOUTLOOKTraverseVINRVServiceManualJune
242008
4-4Horns
DiagnosticInformationandProcedures
DiagnosticStartingPoint-Horns
SIE-ID1556704Ownermgastm01LMD25-jul-2006LMBtdedvu01
BeginthesystemdiagnosiswiththeDiagnosticSystem
Check-Vehicleonpage6-60TheDiagnosticSystem
Checkwillprovidethefollowinginformation
Theidenticationofthecontrolmoduleswhich
commandthesystem
Theabilityofthecontrolmodulestocommunicate
throughtheserialdatacircuit
Theidenticationofanystoreddiagnostictrouble
codesDTCsandtheirstatus
TheuseoftheDiagnosticSystemCheckwillidentify
thecorrectprocedurefordiagnosingthesystem
andwheretheprocedureislocated
2009-AcadiaEnclaveOUTLOOKTraverseVINRVServiceManualJune242008
Horns4-5
DTCB2750
SIE-ID1873855Ownertspaul01LMD12-jun-2007LMBtspaul01
DiagnosticInstructionsDTCDescriptor
PerformtheDiagnosticSystemCheck-VehicleDTCB275000HornRelayCoilCircuit
onpage6-60priortousingthisdiagnostic
procedure
ReviewStrategyBasedDiagnosisonpage6-57forDiagnosticFaultInformation
anoverviewofthediagnosticapproach
DiagnosticProcedureInstructionsonpage6-58
providesanoverviewofeachdiagnosticcategory
ShorttoOpenHighShorttoSignal
CircuitGroundResistanceVoltagePerformance
HornRelayB22
HornRelayControlB275000B275000B275000
HornControl221
HornSwitchGround22
HornGround22
1HornAlwaysOn
2HornInoperative
CircuitSystemDescriptionReferenceInformation
ThebodycontrolmoduleBCMcontrolsthehornSchematicReference
relaybygroundingthecontrolcircuitofthehornrelay
coilenergizingtherelayWhenthehornrelayisHornSchematicsonpage4-2
energizedthehornrelaycontactscloseapplying
ConnectorEndViewReference
voltagethroughthehornfuseandthehorncontrol
circuittothehornsComponentConnectorEndViewsonpage11-211
DescriptionandOperation
ConditionsforRunningtheDTCHornsSystemDescriptionandOperationonpage4-12
WhenthehornoutputisactivelybeingrequestedbyElectricalInformationReference
theBCM
CircuitTestingonpage11-456
ConditionsforSettingtheDTC
ConnectorRepairsonpage11-478
TheBCMdetectsashorttogroundopenorshorttoTestingforIntermittentConditionsandPoor
voltageinthehornrelaycontrolcircuitforConnectionsonpage11-460
approximately125millisecondsWiringRepairsonpage11-465
ScanToolReference
ActionTakenWhentheDTCSets
ControlModuleReferencesonpage6-1forscantool
TheBCMdisablestheoutputtothehornrelayuntilinformation
thenextignitioncycle
CircuitSystemVerication
ConditionsforClearingtheDTCCommandthehornsONandOFFwiththescantool
TheDTCclearswhenthefaultisnolongerThehornsshouldturnONandOFFwhenchanging
detectedbetweenthecommandedstates
ThecurrentDTCwillbecomehistorywhenthe
requestfortheoutputisremoved
ThehistoryDTCwillclearafter50consecutive
fault-freeignitioncycleshaveoccurred
2009-AcadiaEnclaveOUTLOOKTraverseVINRVServiceManualJune242008
4-6Horns
CircuitSystemTestingSymptoms-Horns
1IgnitionOFFdisconnecttheHORNrelaySIE-ID1875165Ownertspaul01LMD01-dec-2006LMBtdedvu01
2IgnitionONverifyatestlampilluminatesbetweenImportantThefollowingstepsmustbecompleted
theBcircuitterminal85andgroundbeforeusingthesymptomtables
IfthetestlampdoesnotilluminatetesttheB1PerformDiagnosticSystemCheck-Vehicleon
circuitforashorttogroundoranopenhighpage6-60beforeusingthesymptomtablesin
resistanceIfthecircuitfuseisopentestordertoverifythatallofthefollowingaretrue
thecontrolcircuitterminal87forashortto
TherearenoDTCsset
groundIfallcircuitstestnormaltestor
replacetheHORNrelayThecontrolmodulescancommunicateviathe
serialdatalink
3Connectatestlampbetweenthecontrolcircuit
terminal86andtheBcircuitterminal852Reviewthesystemoperationinordertofamiliarize
yourselfwiththesystemfunctionsRefertoHorns
4CommandthehornsONandOFFwithascan
SystemDescriptionandOperationonpage4-12
toolThetestlampshouldturnONandOFF
whenchangingbetweenthecommandedstates
VisualPhysicalInspection
IfthetestlampisalwaysOFFtestthe
controlcircuitforashorttovoltageoran
Inspectforaftermarketdeviceswhichcouldaffect
openhighresistanceIfthecircuittestsnormaltheoperationofthehornsystemReferto
replacetheBCMCheckingAftermarketAccessoriesonpage11-455
IfthetestlampisalwaysONtestthecontrolInspecttheeasilyaccessibleorvisiblesystem
circuitforashorttogroundIfthecircuittestscomponentsforobviousdamageorconditions
normalreplacetheBCMwhichcouldcausethesymptom
5IfallcircuitstestnormaltestorreplacethePerformthefollowingifahornbuzzesorhasa
HORNrelayharshtone
Inspectfordebrisinthejointwherethehorn
ComponentTestingfastenstothevehicle
1IgnitionOFFdisconnectthehornrelayTestthetorqueofthehornmounting
hardwareThehornmountinghardware
2Testfor60–180ohmsbetweenterminals85
shouldbetightenedtoatorqueof
and86
10N?
m7lbft
Ifnotwithinthespeciedrangereplace
therelay
Intermittent
3Testforinniteresistancebetweenthefollowing
terminalsFaultyelectricalconnectionsorwiringmaybethe
causeofintermittentconditionsRefertoTestingfor
30and86IntermittentConditionsandPoorConnectionson
30and87page11-460
30and85
85and87SymptomList
Ifnotthespeciedvaluereplacetherelay
RefertoasymptomdiagnosticprocedureHorns
Malfunctiononpage4-6inordertodiagnosethe
4Installa30-ampfusedjumperwirebetweenrelay
symptom
terminal85and12voltsInstallajumperwire
betweenrelayterminal86andgroundTest
forlessthan2ohmsbetweenterminals30and87HornsMalfunction
IfgreaterthanthespeciedrangereplaceSIE-ID1873856Ownertspaul01LMD28-feb-2008LMBtspaul01
therelay
DiagnosticInstructions
RepairInstructionsPerformtheDiagnosticSystemCheck-Vehicle
PerformtheDiagnosticRepairVericationonpage6-86onpage6-60priortousingthisdiagnostic
aftercompletingthediagnosticprocedureprocedure
RelayReplacementAttachedtoWireHarnessReviewStrategyBasedDiagnosisonpage6-57for
onpage11-521orRelayReplacementWithinananoverviewofthediagnosticapproach
ElectricalCenteronpage11-522DiagnosticProcedureInstructionsonpage6-58
ControlModuleReferencesonpage6-1forBCM
providesanoverviewofeachdiagnosticcategory
replacementsetupandprogramming
2009-AcadiaEnclaveOUTLOOKTraverseVINRVServiceManualJune242008
Horns4-7
DiagnosticFaultInformation
ShorttoOpenHighShorttoSignal
CircuitGroundResistanceVoltagePerformance
HornRelayB22
HornRelayControlB275000B275000B275000
HornControl221
HornSwitchGround22
HornGround22
1HornAlwaysOn
2HornInoperative
CircuitSystemDescriptionCircuitSystemVerication
Batterypositivevoltageisappliedatalltimestothe1IgnitionONpressandreleasethesteeringwheel
hornrelaycoilandthehornrelayswitchPressingthehornpadThehornsshouldsoundandemita
hornswitchappliesgroundthroughtheswitchclearandeventoneonlywhenthehornpad
contactsandthehornrelaycontrolcircuittothecoilispressed
sideoftherelayenergizingtherelayBatteryIfthehornsdonotsoundwhenthehornpad
voltageisthenappliedthroughtheswitchsideoftheispressedorcontinuessoundingafterthe
relaythehornfuseandthehorncontrolcircuittohornpadisreleasedrefertoHornSwitch
thehornsThebodycontrolmoduleBCMmayalsoCircuitTest
applygroundtothehornrelaycontrolcircuitas
Ifthesoundemittedfromthehornsarenot
describedaboveThehornssoundaslongasground
clearandevenrefertoHorn–PoorTone
isappliedtothehornrelaycontrolcircuit
2CommandtheHornONandOFFwiththescan
DiagnosticAidstoolThehornsshouldturnONandOFFwhen
changingbetweenthecommandedstates
IfdiagnosingaHorn-PoorToneconditioninspecttheIfthehornsdonotturnONandOFFwhen
following
changingbetweenthecommandedstates
DebrisorwaterinthehornassemblyrefertoHornCircuitTest
ProperhornmountinghardwaretorqueReferto
FastenerTighteningSpecicationsonpage4-1CircuitSystemTesting
DebrisinthejointwherethehornsattachtotheHornSwitchCircuitTest
vehicle
1IgnitionOFFdisconnecttheX2harnessconnector
ReferenceInformationatthehornswitch
2IgnitionONtestforlessthan1ohmbetweenthe
SchematicReferencegroundcircuitterminal1andground
HornSchematicsonpage4-2Ifgreaterthanthespeciedrangetestthe
ConnectorEnd
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- 别克 昂科雷原厂 车身 系统 喇叭 部分 维修 手册 编辑
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