2005 LEXUS ES300 ECU

I31636
I31637
I31497
55-18
- HEATER & AIR CONDITIONERAIR CONDITIONING RADIATOR ASSY
2633 Author
: Date
:
2005 LEXUS ES330 REPAIR MANUAL (RM1124U)
5. DISCONNECT HEATER INLET WATER HOSE
HINT:
Disconnect in the same way as the heater outlet water hose.
6. REMOVE INSTRUMENT PANEL SAFETY PAD SUB-ASSY (See page 71-1 1)
HINT:
Refer to the instructions for removal of the instrument panel safety pad sub-assy.
7. REMOVE AIR DUCT REAR NO.1
(a) Remove the 2 screws, bolt and nut.
(b) Remove the air duct rear No. 1.
8. REMOVE AIR DUCT REAR NO.2
(a) Remove the 2 screws, bolt and nut.
(b) Remove the air duct rear No. 2.
9. REMOVE CONSOLE BOX DUCT NO.1
(a) Remove the clip and console box duct No. 1.
10. DISCONNECT FLOOR SHIFT PARKING LOCK CABLE ASSY
11. REMOVE WINDSHIELD WIPER RELAY ASSY
12. REMOVE HEADLAMP LEVELING ECU ASSY

I31517
I31516
I31515
I31511
I31552
(1)(2)(2)
(3)(3)
- HEATER & AIR CONDITIONERAIR CONDITIONING RADIATOR ASSY
55-27
2642 Author
: Date
:
2005 LEXUS ES330 REPAIR MANUAL (RM1124U)
31. INSTALL COOLER EXPANSION VALVE
(a) Install the cooler expansion valve to the cooler evaporator
No. 1.
32. INSTALL AIR CONDITIONING TUBE ASSY
(a) Apply compressor oil to the contact surfaces of 2 new O-
rings and the air conditioning tube assy and install them.
Compressor oil: ND-OIL 8 or equivalent
(b) Using a hexagon wrench 4 mm (0.16 in.), install the air
conditioner tube assy and 2 hexagon bolts to the cooler
evaporator sub-assy No. 1.
Torque: 3.5 NVm (35 kgfVcm, 30 in.Vlbf)
(c) Install the packing.
HINT:
Securely attach so that the gap in the packing will not be mode.
33. INSTALL AIR CONDITIONING RADIATOR ASSY
(a) Install the air conditioning radiator assy with the 2 nuts.
Torque: 1.5 NVm (15 kgfVcm, 12 in.Vlbf)
34. INSTALL DEFROSTER NOZZLE ASSY LOWER
(a) Install the defroster nozzle assy lower.
NOTICE:
After locating the pin (1) in the illustration, install (2), then
(3).

0103D-09
- INTRODUCTIONTERMS FOR AUTOMATIC TRANSAXLE REPAIR
MANUAL01-7
7 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
GLOSSARY OF SAE AND TOYOTA TERMS
This glossary lists all SAE-J1930 terms and abbreviations used in this manual in compliance with SAE rec-
ommendations, as well as their Toyota equivalents.
SAE
ABBREVIATIONSSAE TERMSTOYOTA TERMS
( )--ABBREVIATIONS
A/CAir ConditioningAir Conditioner
ACLAir CleanerAir Cleaner
AIRSecondary Air InjectionAir Injection (AI)
APAccelerator Pedal-
B+Battery Positive Voltage+B, Battery Voltage
BAROBarometric Pressure-
CACCharge Air CoolerInter cooler
CARBCarburetorCarburetor
CFIContinuous Fuel Injection-
CKPCrankshaft PositionCrank Angle
CLClosed LoopClosed Loop
CMPCamshaft positionCam Angle
CPPClutch Pedal Position-
CTOXContinuous Trap Oxidizer-
CTPClosed Throttle Potion-
DFIDirect Fuel Injection (Diesel)Direct Injection (DI)
DIDistributor Ignition-
DLC1
DLC2
DLC3Data Link Connector 1
Data Link Connector 2
Data Link Connector 31: Check Connector
2: Total Diagnosis Communication Link (TDCL)
3: OBD II Diagnostic Connector
DTCDiagnostic Trouble CodeDiagnostic Code
DTMDiagnostic Test Mode-
ECLEngine Control Level-
ECMEngine Control ModuleEngine ECU (Electronic Control Unit)
ECTEngine Control TemperatureCoolant Temperature, Water Temperature (THW)
EEPROMElectrically Erasable Programmable Read Only
memoryElectrically Erasable Programmable Read Only memory
(EEPROM),
Erasable Programmable Read Only memory (EPROM)
EFEEarly Fuel EvaporationCold Mixture Heater (CMH), Heat Control Valve (HCV)
EGRExhaust Gas RecirculationExhaust Gas Recirculation (EGR)
EIElectronic IgnitionDistributorless Ignition (DI)
EMEngine ModificationEngine Modification (EM)
EPROMErasable Programmable Read Only MemoryProgrammable Read Only Memory (PROM)
EVAPEvaporative EmissionEvaporative Emission Control (EVAP)
FCFan Control-
FEEPROMFlash Electrically Erasable Programmable
Read Only Memory-
FEPROMFlash Erasable Programmable Read Only Memory-
FFFlexible Fuel-
FPFuel PumpFuel Pump
GENGeneratorAlternator
GNDGroundGround (GND)
HO2SHeated Oxygen SensorHeated Oxygen Sensor (HO2S)
IACIdol Air ControlIdol Speed Control (ISC)
IATIntake Air TemperatureIntake or Inlet Air Temperature
ICMIgnition Control Module-
IFIIndirect Fuel InjectionIndirect Injection
IFSInertia Fuel-Shutoff-

01-8- INTRODUCTIONTERMS FOR AUTOMATIC TRANSAXLE REPAIR
MANUAL
8 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U) ISC
Idle Speed Control-
KSKnock SensorKnock Sensor
MAFMass Air FlowAir Flow Meter
MAPManifold Absolute PressureManifold Pressure
Intake Vacuum
MCMixture Control
Electric Bleed Air Control Valve (EBCV)
Mixture Control Valve (MCV)
Electric Air Control Valve (EACV)
MDPManifold Differential Pressure-
MFIMultiport Fuel InjectionElectronic Fuel Injection (EFI)
MILMalfunction Indicator LampCheck Engine Light
MSTManifold Surface temperature-
MVZManifold Vacuum Zone-
NVRAMNon-V olatile Random Access Memory-
O2SOxygen SensorOxygen Sensor, O2 Sensor (O2S)
OBDOn-Board DiagnosticOn-Board Diagnostic (OBD)
OCOxidation Catalytic ConverterOxidation Catalyst Converter (OC), CC0
OPOpen LoopOpen Loop
PAIRPulsed Secondary Air InjectionAir Suction (AS)
PCMPowertrain Control Module-
PNPPark/Neutral Position-
PROMProgrammable Read Only Memory-
PSPPower Steering Pressure-
PTOXPeriodic Trap OxidizerDiesel Particulate Filter (DPF)
Diesel Particulate Trap (DPT)
RAMRandom Access MemoryRandom Access Memory (RAM)
RMRelay Module-
ROMRead Only MemoryRead Only Memory (ROM)
RPMEngine SpeedEngine Speed
SCSuperchargerSupercharger
SCBSupercharger Bypass-
SFISequential Multiport Fuel InjectionElectronic Fuel Injection (EFI), Sequential Injection
SPLSmoke Puff Limiter-
SRIService Reminder Indicator-
SRTSystem Readiness Test-
STScan Tool-
TBThrottle BodyThrottle Body
TBIThrottle Body Fuel InjectionSingle Point Injection
Central Fuel Injection (Ci)
TCTurbochargerTurbocharger
TCCTorque Converter ClutchTorque Converter
TCMTransmission Control ModuleTransmission ECU (Electronic Control Unit)
TPThrottle PositionThrottle Position
TRTransmission Range-
TVVThermal Vacuum ValveBimetallic Vacuum Switching Valve (BVSV)
Thermostatic Vacuum Switching Valve (TVSV)
TWCThree-W ay Catalytic ConverterThree-W ay Catalytic (TWC)
CC
RO
TWC+OCThree-W ay + Oxidation Catalytic ConverterCCR + CCO
VA FVolume Air FlowAir Flow Meter
VRVoltage RegulatorVoltage Regulator
VSSVehicle Speed SensorVehicle Speed Sensor (Read Switch Type)
WOTWide Open ThrottleFull Throttle

D03623
Snap Ring
D26392
BA
Overdrive Direct
Clutch Hub
D26403
Thrust Bearing
Direct Clutch Assy
D26469
C
- AUTOMATIC TRANSMISSION / TRANSAUTOMATIC TRANSAXLE ASSY (U151E/U151F)
40-55
79 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
(c) Temporarily remove the snap ring, attach the selected
flange and restore the snap ring.
NOTICE:
Secure the snap ring so that its gap is visible through the
groove of the transaxle case.
109. I N S TA L L O V E R D R E V E D I R E C T C L U T C H H U B
SUB-ASSY
(a) Install the direct clutch hub to the planetary gear assy.
NOTICE:
Be careful not to damage the bush inside of the overdrive
clutch hub during instaling.
(b) Coat the thrust bearing with ATF.
(c) Install the bearing race and the thrust bearing to the direct
clutch hub.
NOTICE:
Installing the bearing, hold the part on the side of the over-
drive clutch hub.
Bearing and race diameter: mm (in.)
InsideOutside
Bearing, A24.7 (0.972)39.5 (1.555)
Race, B23.6 (0.929)38.0 (1.496)
110. INSTALL DIRECT CLUTCH ASSY
(a) Coat the thrust bearing with ATF.
(b) Install the direct clutch assy and thrust bearing to the rear
planetary sun gear assy.
NOTICE:
The disc in the direct clutch should completely match with
the hub attached outside the rear planetary sun gear.
Otherwise, the rear cover can not be installed.
(c) Clean the connecter part of the transaxle case and the
rear cover.
(d) As shown in the illustration, place a straight edge on the
direct clutch drum and measure the distance between
transaxle case and the straight edge using vernier cali-
pers (Dimension C).

D26470
D
D26390
D03923
D26391
Brake Apply
Tube
Clutch Apply Tube
40-56
- AUTOMATIC TRANSMISSION / TRANSAUTOMATIC TRANSAXLE ASSY (U151E/U151F)
80 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
(e) Using vernier calipers and a simple straightedge, mea-
sure the position shown in the illustration.
(f) Calculate the end play value using the following formula.
Select a thrust bearing which satisfies the end play value
and install it.
End play: 0.244 - 0.901 mm (0.0096 - 0.0355 in.)
NOTICE:
Make sure that the no colored race side is facing the direct
clutch assy.
HINT:
End play = Dimension D - Dimension C
Bearing thickness and diameter : mm (in.)
ThicknessInsideOutside
3.6 (0.1417)56.3 (2.217)75.7 (2.980)
3.8 (0.1496)56.3 (2.217)75.7 (2.980)
111. INSTALL GOVERNOR APPLY GASKET NO.1
(a) Install the 3 new governor apply gaskets No. 1 to the
transaxle case.
112. INSTALL BRAKE APPLY TUBE
(a) Install the clamp to the brake apply tube.
NOTICE:
Make sure to install the clamp to the apply tube before
installing the apply tube to the transaxle case. This pre-
vents the apply tube from being deformed or damaged.
(b) Install the clutch apply tube.
(c) Install the brake apply tube and a bolt to the transaxle
case.
Torque: 5.4 NVm (55 kgfVcm, 48 in.Vlbf)
NOTICE:
Each pipe should be securely inserted until it reaches the
stopper.

D03580
D09691
Parking Lock Pawl
Spring
Pawl Pin
D26386
D03579
Underdrive
Planetary
Gear Assy
40-60
- AUTOMATIC TRANSMISSION / TRANSAUTOMATIC TRANSAXLE ASSY (U151E/U151F)
84 Author
: Date
:
U151E, U151F A/T REPAIR MANUAL (RM1021U)
121. INSTALL UNDERDRIVE CLUTCH ASSY
(a) Coat the bearing and bearing race with petroleum jelly,
install them onto the underdrive clutch.
Bearing and bearing race diameter: mm (in.)
InsideOutside
Bearing37.73 (1.4854)58.0 (2.2835)
Race29.9 (1.1772)55.5 (2.185)
(b) Install the underdrive clutch assy to the transaxle case.
NOTICE:
Installing the underdrive clutch drum sub-assy, be sure
not to damage the oil seal ring.
122. INSTALL PARKING LOCK PAWL
(a) Install the pawl pin and spring to the parking lock pawl.
(b) Temporarily install the parking lock pawl, shaft and spring
to the transaxle case, as shown in the illustration.
123. INSTALL UNDERDRIVE PLANETARY GEAR ASSY
(a) Install the underdrive planetary gear assy to the transaxle
case.
NOTICE:
Engage all the discs of underdrive clutch and hub splines
of the underdrive planetary gear assy firmly and assemble
them securely.

C93022
C93020
C93019
C93018
- AUTOMATIC TRANSMISSION / TRANSFLOOR SHIFT ASSY
40-37
2552 Author
: Date
:
2005 LEXUS ES330 REPAIR MANUAL (RM1124U)
30. INSTALL POSITION INDICATOR SLIDE COVER
(a) Install the position indicator slide cover to the shift lever.
31. INSTALL POSITION INDICATOR LAMP BULB
(a) Install the floor shift position indicator lamp bulb to the indicator lamp wire.
32. INSTALL POSITION INDICATOR LAMP CAP
(a) Install the floor shift position indicator lamp cap to the floor shift position indicator lamp bulb.
33. INSTALL INDICATOR LAMP WIRE SUB-ASSY
(a) Install the indicator lamp wire to the position indicator light
guide.
34. INSTALL POSITION INDICATOR LIGHT GUIDE
(a) Install the position indicator light guide to the floor shift
position indicator housing.
HINT:
Fit the claws securely.
35. INSTALL FLOOR SHIFT POSITION INDICATOR
HOUSING SUB-ASSY
(a) Install the floor shift position indicator housing to the shift
lever.
HINT:
Fit the claws securely.