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Home >> Lexus >> 2004 >> RX 330 AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle >> Automatic Transaxle ASSY (U151E/U151F) >> Replacement

Automatic Transaxle ASSY (U151E/U151F): Replacement

  1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE (See  REPLACEMENT  ) 
  2. REMOVE FRONT DRIVE SHAFT ASSY LH (See  REMOVAL, OVERHAUL & INSTALLATION  ) 

    SST 09520-01010, 09520-24010 (09520-32040)

  3. REMOVE FRONT DRIVE SHAFT ASSY RH (2WD DRIVE TYPE) (See  REMOVAL, OVERHAUL & INSTALLATION  ) 
  4. REMOVE FRONT DRIVE SHAFT ASSY RH (4WD DRIVE TYPE) (See  REMOVAL, OVERHAUL & INSTALLATION  ) 

    SST 09520-01010, 09520-24010 (09520-32040)

  5. REMOVE TRANSMISSION CONTROL CABLE BRACKET NO. 2 
    1. Remove the bolt and transmission control cable bracket No. 2
      Fig 1: Removing Bolt And Transmission Control Cable Bracket No. 2
      G00888325Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE WIRE HARNESS CLAMP 
    1. Disconnect the wire harnesses from the clamps.
    2. Remove the 4 bolts and 4 clamps.
      Fig 2: Removing Wire Harness Clamps
      G00888326Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. DISCONNECT WIRE HARNESS 
    1. Remove the bolt and wire harness.
      Fig 3: Removing Ground Wire Harness
      G00888327Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE STARTER ASSY 
    1. Remove the nut and disconnect the starter wire.
    2. Disconnect the connector.
    3. Remove the 2 bolts and starter assy.
      Fig 4: Removing Starter Assy
      G00888328Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. DISCONNECT CONNECTOR 
    1. Disconnect the transmission wire connector.
    2. Disconnect the park/neutral position switch connector.
    3. Disconnect the 2 speed sensor connectors.
      Fig 5: Disconnecting Transmission Wire Harness Connectors
      G00888329Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE TRANSMISSION CONTROL CABLE BRACKET NO. 1 
    1. Remove the 2 bolts and transmission control cable bracket No. 1.
      Fig 6: Removing Transmission Control Cable Bracket
      G00888330Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the ATF level gauge.
    2. Disconnect the 2 clamps from oil filler tube.
    3. Remove the bolt and oil cooler tube clamp.
    4. Remove the bolt and oil filler tube.
    5. Remove the O-ring from the oil filler tube.
      Fig 7: Removing Transmission Oil Filler Tube Sub Assy
      G00888331Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE OIL COOLER INLET TUBE NO. 1 
    1. Using SST(s) and a spanner, disconnect the oil cooler inlet tube No. 1

      SST 09023-12700

      Fig 8: Removing Oil Cooler Inlet Tube No. 1
      G00888332Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE OIL COOLER OUTLET TUBE NO. 1 
    1. Using SST(s) and a spanner, disconnect the oil cooler outlet tube No. 1.

      SST 09023-12700

  13. REMOVE ENGINE MOUNTING BRACKET FR 
    1. Remove the 3 bolts and engine mounting bracket FR.
      Fig 9: Removing Engine Mounting Bracket FR
      G00888333Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE AUTOMATIC TRANSAXLE ASSY (2WD DRIVE TYPE) 
    1. Remove the 2 bolts and flywheel housing under cover.
      Fig 10: Removing Flywheel Housing Under Cover
      G00888334Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Turn the crankshaft to gain access and remove the 6 bolts while holding the crankshaft pulley bolt with a wrench.

      HINT:

      There will be one green colored bolt.

      Fig 11: Removing 6 Driveplate Bolts
      G00888335Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 8 bolts.
    4. Separate and remove the automatic transaxle.
      Fig 12: Removing Automatic Transaxle
      G00888336Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE TRANSFER STIFFENER PLATE RH (4WD DRIVE TYPE) 
    1. Remove the 5 bolts and transfer stiffener plate RH.
      Fig 13: Removing Transfer Stiffener Plate RH
      G00888337Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE AUTOMATIC TRANSMISSION W/TRANSFER (4WD DRIVE TYPE) 
    1. Remove the 2 bolts and flywheel housing under cover.
      Fig 14: Removing Flywheel Housing Under Cover
      G00888338Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Turn the crankshaft to gain access and remove the 6 bolts while holding the crankshaft pulley bolt with a wrench.

      HINT:

      There will be one green colored bolt.

      Fig 15: Removing 6 Driveplate Bolts
      G00888339Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 8 bolts.
    4. Separate and remove the automatic transaxle w/transfer.
      Fig 16: Removing Automatic Transaxle W/Transfer
      G00888340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE TRANSFER ASSY (4WD DRIVE TYPE) (See  TRANSFER ASSY (4WD)  ) 
  18. REMOVE TORQUE CONVERTER CLUTCH ASSY 
  19. INSPECT TORQUE CONVERTER CLUTCH ASSY (See  AUTOMATIC TRANSAXLE FLUID (ATM)  ) 

    SST 09350-32014 (09351-32010, 09351-32020)

  20. INSTALL TORQUE CONVERTER CLUTCH ASSY 
    1. Install the torque converter clutch to the automatic transaxle.
    2. Using vernier calipers and a straight edge, measure the dimension "A" between the transaxle fitting part of the engine and the converter fitting part of the drive plate.
      Fig 17: Measuring Dimension A Using Vernier Caliper
      G00888341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using vernier calipers and a straight edge, measure the dimension "B" shown in the illustration and check that "B" is greater than "A", previously measured. see 20. (b)

      Standard: A + 1 mm or more 

      NOTE: Remember to minus the thickness of the straight edge.
      Fig 18: Measuring Dimension B Using Vernier Caliper
      G00888342Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. INSTALL TRANSFER ASSY (4WD DRIVE TYPE) (See  TRANSFER ASSY (4WD)  )  .
  22. INSTALL AUTOMATIC TRANSMISSION W/TRANSFER (4WD DRIVE TYPE) 
    1. Install the automatic transaxle w/transfer with the 8 bolts to the engine.

      Torque: 

      Bolts A: 64 N.m (650 kgf.cm, 47 ft.lbf) 

      Bolt B: 46 N.m (470 kgf.cm, 34 ft.lbf) 

      Bolts C: 37 N.m (377 kgf.cm, 27 ft.lbf) 

    2. Apply a few drops of adhesive to each of 2 threads on the tip of the 6 torque converter clutch mounting bolts.

      Adhesive: Part No. 08833-00070, THREE BOND 1324 or equivalent 

      Fig 19: Installing Automatic Transaxle W/Transfer
      G00888343Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the 6 torque converter clutch mounting bolts.

      Torque: 41 N.m (418 kgf.cm, 30 ft.lbf) 

      HINT:

      First install the green colored bolt and then the remaining 5 bolts.

      Fig 20: Locating Green Colored Bolt
      G00888344Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install the flywheel housing under cover to the automatic transaxle with the 2 bolts.

      Torque: 7.8 N.m (80 kgf.cm, 69 in.lbf) 

      Fig 21: Locating Flywheel Housing Under Cover
      G00888345Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. INSTALL TRANSFER STIFFENER PLATE RH (4WD DRIVE TYPE) 
    1. Install the transfer stiffener plate RH with 5 bolts to the transfer and engine mounting bracket RR.

      Torque: 34 N.m (350 kgf.cm, 25 ft.lbf) 

      Fig 22: Installing Transfer Stiffener Plate RH
      G00888346Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  24. INSTALL AUTOMATIC TRANSAXLE ASSY (2WD DRIVE TYPE) 
    1. Install the automatic transaxle with 8 bolts to the engine.

      Torque: 

      Bolts A: 64 N.m (650 kgf.cm, 47 ft.lbf) 

      Bolt B: 46 N.m (470 kgf.cm, 34 ft.lbf) 

      Bolts C: 37 N.m (377 kgf.cm, 27 ft.lbf) 

    2. Apply a few drops of adhesive to each of 2 threads on the tip of the 6 torque converter clutch mounting bolts.

      Adhesive: Part No. 08833-00070, THREE BOND 1324 or equivalent 

      Fig 23: Installing Automatic Transaxle Assy
      G00888347Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the 6 torque converter clutch mounting bolts.

      Torque: 41 N.m (418 kgf.cm, 30 ft.lbf) 

      HINT:

      First install the green colored bolt and then the remaining 5 bolts.

      Fig 24: Locating Green Colored Bolt
      G00888348Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install the flywheel housing under cover to the automatic transaxle with the 2 bolts.

      Torque: 7.8 N.m (80 kgf.cm, 69 in.lbf) 

      Fig 25: Locating Flywheel Housing Under Cover
      G00888349Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. INSTALL ENGINE MOUNTING BRACKET FR 
    1. Install the engine mounting bracket FR and 3 bolts to the automatic transaxle.

      Torque: 64 N.m (653 kgf.cm, 47 ft.lbf) 

  26. INSTALL TRANSMISSION OIL FILLER TUBE SUB-ASSY 
    1. Coat a new O-ring with ATF, and install it to the oil filler tube.
      Fig 26: Installing Engine Mounting Bracket
      G00888350Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the oil filler tube and bolt to the automatic transaxle.

      Torque: 5.5 N.m (56 kgf.cm, 49 in.lbf) 

    3. Connect the 2 clamps to the oil filler tube.
    4. Install the ATF level gauge.
  27. INSTALL OIL COOLER INLET TUBE NO. 1 
    1. Temporarily install the oil cooler outlet tube No. 1.
    2. Temporarily install the oil cooler inlet tube No. 1.
      Fig 27: Installing Transmission Oil Filler Tube Sub-Assy
      G00888351Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the oil cooler tube clamp and bolt.

      Torque: 5.4 N.m (55 kgf.cm, 48 in.lbf) 

      HINT:

      Install the oil cooler tube clamp and bolt so that the oil cooler tube cushion is positioned as illustrated.

      Fig 28: Installing Oil Cooler Tube Clamp And Bolt
      G00888352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Using SST(s) and a spanner, tighten the oil cooler inlet tube No. 1.

      SST 09023-12700

      Torque: 34 N.m (347 kgf.cm, 25 ft.lbf) 

      Fig 29: Tightening Oil Cooler Inlet Tube No. 1
      G00888353Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. INSTALL OIL COOLER OUTLET TUBE NO. 1 
    1. Using SST(s) and a spanner, tighten the oil cooler outlet tube No. 1.

      Torque: 34 N.m (347 kgf.cm, 25 ft.lbf) 

      SST 09023-12700

  29. INSTALL TRANSMISSION CONTROL CABLE BRACKET NO. 1 
    1. Install the control cable bracket No. 1 and 2 bolts.

      Torque: 12 N.m (122 kgf.cm, 9 ft.lbf) 

      Fig 30: Installing Transmission Control Cable Bracket No. 1
      G00888354Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. CONNECT CONNECTOR 
    1. Connect the transmission wire connector.
    2. Connect the park/neutral position switch connector.
    3. Connect the 2 speed sensor connectors.
      Fig 31: Identifying Transmission Wire Connector And Speed Sensor Connector
      G00888355Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  31. INSTALL STARTER ASSY 
    1. Install the starter assy and 2 bolts.

      Torque: 37 N.m (377 kgf.cm, 27 ft.lbf) 

    2. Connect the connector.
    3. Install the starter wire and nut.

      Torque: 9.8 N.m (100 kgf.cm, 87 in.lbf) 

      Fig 32: Installing Starter Assy
      G00888356Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  32. INSTALL WIRE HARNESS 
    1. Install the wire harness and bolt.

      Torque: 13 N.m (133 kgf.cm, 10 ft.lbf) 

      Fig 33: Installing Ground Wire Harness
      G00888357Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  33. INSTALL WIRE HARNESS CLAMP 
    1. Install the 4 clamps and 4 bolts.

      Torque: 8.4 N.m (86 kgf.cm, 74 in.lbf) 

    2. Connect the wire harnesses to the clamps.
      Fig 34: Installing Wire Harness Clamps
      G00888358Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  34. INSTALL TRANSMISSION CONTROL CABLE BRACKET NO. 2 
    1. Install the transmission control cable bracket No. 2 with the bolt.

      Torque: 12 N.m (122 kgf.cm, 9 ft.lbf) 

      Fig 35: Installing Transmission Control Cable Bracket No. 2
      G00888359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  35. INSTALL FRONT DRIVE SHAFT ASSY LH (See  REMOVAL, OVERHAUL & INSTALLATION  ) 
  36. INSTALL FRONT DRIVE SHAFT ASSY RH (2WD DRIVE TYPE) (See  REMOVAL, OVERHAUL & INSTALLATION  ) 
  37. INSTALL FRONT DRIVE SHAFT ASSY RH (4WD DRIVE TYPE) (See  REMOVAL, OVERHAUL & INSTALLATION  ) 
  38. INSTALL ENGINE ASSEMBLY WITH TRANSAXLE (See  REPLACEMENT  ) 
  39. RESET MEMORY (See  PRE-CHECK  )