款丰田凯美瑞空调系统维修手册英文版可编辑.docx
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款丰田凯美瑞空调系统维修手册英文版可编辑.docx
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款丰田凯美瑞空调系统维修手册英文版可编辑
2007款丰田凯美瑞空调系统维修手册(英文版)
AC–2
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
10SUPPLEMENTALRESTRAINTSYSTEMSRS
aThisvehicleisequippedwithanSRS
SupplementalRestraintSystemsuchasthedriver
frontpassengersideandcurtainshieldairbags
Failuretocarryoutserviceoperationinthecorrect
sequencecouldcausetheSRStounexpectedly
deployduringservicingpossiblyleadingtoa
seriousaccidentBeforeservicingincluding
removalorinstallationofpartsinspectionor
replacementbesuretoreadtheprecautionary
noticesSeepageRS-1
11GENERALPRECAUTION
aWhileusingthebatteryduringinspectiondonot
bringthepositiveandnegativetesterprobestoo
closetoeachotherasashortcircuitmayoccur
12EXPRESSIONSOFIGNITIONSWITCH
aThetypeofignitionswitchusedonthismodeldiffers
accordingtothespecificationsofthevehicle
Theexpressionslistedinthetablebelowareused
inthissection
IgnitionSwitchEngineSwitch
SwitchType
PositionCondition
IgnitionswitchoffLOCKOff
IgnitionswitchonIGONOnIG
Expression
IgnitionswitchonACCACCOnACC
EnginestartSTARTStart
AC
AC–3
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
PARTSLOCATION
ECMfor2GR-FSE
ECMfor2AZ-FE
AIRCONDITIONING
PRESSURESENSOR
AC
ENGINEROOMRELAYBLOCK
ANDJUNCTIONBLOCK
CONDENSER-HTRFUSE
AMBIENT-MGCLTRELAY
TEMPERATURE
SENSOR
COMPRESSORANDMAGNETICCLUTCHfor2GR-FSE
COMPRESSORANDPULLEYfor2AZ-FE
E124494E01
AC–4
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
MANUALAC
ACAMPLIFIER
AC
DLC3
INSTRUMENTPANEL
JUNCTIONBLOCKACCONTROLASSEMBLY
-ACNO2FUSE
-ACFUSE
E124498E01
AC–5
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
AUTOAC
SOLARSTEERINGPADSWITCH
SENSOR
IONGENERATOR
PLASMACLUSTERTM
ACAMPLIFIER
ACCONTROL
ASSEMBLY
AC
DLC3
INSTRUMENTPANEL
ROOMTEMPERATURE
JUNCTIONBLOCK
SENSOR
-MAINBODYECU
-ACNO2FUSE
-ACFUSE
E124496E01
AC–6
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
AIRINLETCONTROL
SERVOMOTOR
AIROUTLETCONTROL
SERVOMOTOR
EXPANSIONVALVE
EVAPORATOR
AC
AIRCONDITIONING
HARNESS
BLOWERMOTOR
AIRMIXCONTROL
SERVOMOTOR
AIRMIXCONTROL
SERVOMOTOR
forDRIVERSIDE
forFRONT
PASSENGER
EVAPORATORHEATERRADIATORUNITSIDE
TEMPERATURESUB-ASSEMBLY
SENSOR
E124499E01
AC–7
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
SYSTEMDIAGRAM
AutoACManualAC
ACControlAssembly
ACAmplifierMainBodyECUDLC3
AC
CANV-BUSCombinationMeterECM
LIN
E124510E01
TransmitterReceiverLineSignal
MagneticClutchRequestSignal
HeaterIdleUpRequestSignal
ACIdleUpRequestSignal
OutsideTemperatureData
ACAmplifierECMCANExternalVariableControl
SolenoidCurrentSignal
PriorACControlRequestSignal
RefrigerantGasPressureSensor
Signal
ACAmplifierCombinationMeterCANOutsideTemperatureData
ACAmplifierDLC3CANDiagnosticToolResponse
ACAmplifierACControlAssemblyLINACOperatingStateSignal
AutoDimmerSignal
DestinationPackage
MainBodyECUACAmplifierCAN
DestinationSymbolSteering
Wheel
CombinationMeterACAmplifierCANVehicleSpeedSignal
AC–8
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
TransmitterReceiverLineSignal
EngineCoolantTemperature
Signal
ECMACAmplifierCANEnginerpmData
ACControlCut-offSignal
AC-EGCooperationControl
ACControlAssemblyACAmplifierLINACOperationSignal
ManualAC
AirMixControl
ServoMotorACSolenoid
ACMagneticClutch
AirInletControlfor2GR-FSE
ServoMotor
AirOutletControl
ACPressureSensor
ServoMotor
AC
ACAmplifier
ACAmbientTemperatureBlowerMotor
Sensor
RearDefoggerRelay
ACEvaporator
TemperatureSensor
ACControlAssembly
ACLockSensor
for2GR-FSE
LIN
E124512E01
AC–9
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
AutoAC
ACSolarSensor
AirMixControlServoforDriverSide
MotorforDriverSide
ACSolarSensorfor
FrontPassengerSide
AirMixControlServo
MotorforFrontPassenger
Side
ACSolenoid
AirInletControl
ServoMotorACMagneticClutch
for2GR-FSE
ACLockSensor
AirOutletControlfor2GR-FSE
ServoMotorAC
Amplifier
PlasmaclusterTM
IonGenerator
ACRoomTemperature
SensorAC
BlowerMotor
ACAmbientTemperature
Sensor
RearDefoggerRelay
ACControlAssembly
ACEvaporator
TemperatureSensor
SteeringPadSwitch
Assembly
ACPressureSensor
LIN
E124511E01
AC–10
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
SYSTEMDESCRIPTION
1GENERAL
Theairconditioningsystemhasthefollowingcontrols
ControlOutlineManualACAutomaticAC
Thiscontroliscapableofeffectingcomplexcontrolbyartificially
simulatingtheinformationprocessingmethodofthenervoussystem
NeuralNetworkControl-
oflivingorganismsinordertoestablishacomplexinputoutput
relationshipthatissimilartoahumanbrain
TheACamplifiercontrolsthedamperpositionsairinletcontrol
damperairmixcontroldamperandmodecontroldamperandblower
ManualControlspeedinaccordancewiththepositionsoftheswitchestemperature-
controlswitchblowerswitchmodeselectswitchandairinletcontrol
switch
Basedonthetemperaturesetatthetemperaturecontrolswitchthe
neuralnetworkcontrolcalculatestheoutletairtemperaturebasedon-
theinputsignalsfromvarioussensors
OutletAirTempControlThetemperaturesettingforthedriverandfrontpassengerare
controlledindependentlyinordertoprovideaseparatevehicleinterior
temperaturesfortherightandleftsideofthecabinThusair-
conditioningthataccommodatestheoccupantspreferenceshasbeen
realized
Controlstheblowermotorinaccordancewiththeairflowvolumethat
BlowerControlhasbeencalculatedbytheneuralnetworkcontrolbasedontheinput-
signalsfromvarioussensors
Automaticallyswitchestheairoutletsinaccordancewiththeoutlet
modethathasbeencalculatedbytheneuralnetworkcontrolbasedon-
theinputsignalsfromvarioussensors
AirOutletControlInaccordancewiththeenginecoolanttemperatureoutsideair
temperatureamountofsunlightrequiredbloweroutlettemperature
andvehiclespeedconditionsthiscontrolautomaticallyswitchesthe-
ACbloweroutlettotheFOOTDEFmodetopreventthewindowsfrom
becomingfoggedwhentheoutsideairtemperatureislow
Automaticallycontrolstheairinletcontroldampertoachievethe
-
calculatedrequiredoutletairtemperature
AirInletControlDrivestheservomotorforairinletaccordingtotheoperationofthe
airinletcontrolswitchandmovesthedamperstotheFRESHor-
RECIRCposition
Throughthecalculationofthetargetevaporatortemperaturebasedon
varioussensorsignalstheACamplifieroptimallycontrolsthe
dischargecapacitybyregulatingtheopeningextentoftheAC
compressorsolenoidvalve
CompressorControlTheACamplifiercomparestheACpulleyspeedsignalswhichare
transmittedbythelocksensorlocatedontheACcompressorwith
theenginespeedsignalswhicharetransmittedbytheECM
crankshaftpositionsensorWhentheACamplifierdeterminesthat
theACpulleyislockeditturnsoffthemagneticclutchfor2GR-FE
WhenthetemperaturecontrolswitchisintheACpositionthe
ACamplifierturnsthecompressoronandactivatestheservomotor
ACControl-
airinlettosettheairinletcontroldampertotheRECIRCposition
improvingthecoolingefficiency
Switchesthereardefoggerandoutsiderearviewmirrorheatersonfor
RearWindowDefogger
15minuteswhenthereardefoggerbuttonispressedSwitchesthem
Control
offifthebuttonispressedwhiletheyareoperating
Calculatestheoutsidetemperatureusingsignalstransmittedbythe
OutsideTemperature
outsidetemperaturesensorCalculatedvaluesarecorrectedbytheA
IndicationControl
Camplifierandthenindicatedonthemulti-informationdisplay
ADTCDiagnosticTroubleCodeisstoredinthememorywhentheA
Self-Diagnosis
Camplifierdetectsaproblemwiththeairconditioningsystem
AC–11
AIRCONDITIONING–AIRCONDITIONINGSYSTEM
2NEURALNETWORKCONTROL
InpreviousautomaticairconditioningsystemstheA
Camplifierdeterminedtherequiredoutletair
temperatureandblowerairvolumeinaccordance
withthecalculationformulathathasbeenobtained
basedoninformationreceivedfromthesensors
Howeverbecausethesensesofapersonarerather
complexagiventemperatureissenseddifferently
dependingontheenvironmentinwhichthepersonis
situatedForexampleagivenamountofsolar
radiationcanfeelcomfortablywarminacoldclimate
orextremelyuncomfortableinahotclimate
Thereforeasatechniqueforeffectingahigherlevel
ofcontrolaneuralnetworkhasbeenadoptedinthe
automaticairconditioningsystemWiththis
techniquethedatathathasbeencollectedunder
varyingenvironmentalconditionsisstoredintheAC
amplifierTheACamplifiercantheneffectcontrolto
provideenhancedairconditioningcomfort
Theneuralnetworkcontrolconsistsofneuronsinthe
inputlayerintermediatelayerandoutputlayerThe
inputlayerneuronsprocesstheinputdataofthe
outsidetemperaturetheamountofsunlightandthe
roomtemperaturebasedontheoutputsofthe
switchesandsensorsandoutputthemtothe
intermediate
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- 丰田 凯美瑞 空调 系统 维修 手册 英文 编辑
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