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Home >> Lexus >> 2005 >> LX 470 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (On-Vehicle Service) >> Automatic Transmission Unit >> Removal

Automatic Transmission Unit: Removal

  1. REMOVE BATTERY 
  2. REMOVE AIR CLEANER CAP DRIVE BELT, FAN AND FLUID COUPLING ASSEMBLY, FAN SHROUD AND RADIATOR RESERVOIR 

    (See  REMOVAL  ) 

  3. DISCONNECT CONNECTORS 
    1. Release the lock and disconnect the transmission wire connector.
    2. Disconnect the 2 transmission wire connectors.
    3. Separate the connector clamp.
    Fig 1: Disconnecting Connectors
    G02987415Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE TRANSFER SHIFT LEVER BOOT 
    1. Remove the transfer shift lever knob.
    2. Remove upper console panel (See REMOVAL ).
    3. Remove the 4 bolts and the transfer shift lever boot.

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

    4. Fig 2: Removing Transfer Shift Lever Boot Bolts
      G02987416Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE ENGINE NO. 1 AND NO. 2 UNDER COVERS 

    Torque: 29 N.m (296 kgf.cm, 21 ft.lbf) 

  6. REMOVE LH AND RH FRONT EXHAUST PIPES 

    (See  COMPONENTS  ) 

  7. REMOVE FRONT AND REAR PROPELLER SHAFTS 

    (See  REMOVAL  ) 

  8. SEPARATE TRANSMISSION SHIFT CONTROL ROD 

    Remove the clip and pin and separate the shift control rod.

    Fig 3: Removing Shift Control Rod Pin
    G02987417Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. SEPARATE TRANSFER SHIFT LEVER 

    Remove the nut and separate the transfer shift lever rod assembly.

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

    Fig 4: Identifying Nut For Separating Transfer Shift Lever
    G02987418Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. SEPARATE WIRE HARNESS 
    1. Disconnect 3 connectors.
    2. Remove the 3 clamps from the transmission unit and separate the transmission wire.
    Fig 5: Separating Wire Harness
    G02987419Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE TORQUE CONVERTER CLUTCH MOUNTING BOLT 
    1. Remove the bolt and the hole plug.

      Torque: 18 N.m (185 kgf.cm, 13 ft.lbf) 

      Fig 6: Removing Bolt
      G02987420Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Turn the crankshaft to gain access to each bolt.
    3. Hold the crankshaft pulley nut with a wrench, and remove the 6 bolts.

      Torque: 48 N.m (490 kgf.cm, 35 ft.lbf) 

    HINT:

    At the time of installation, first install the green colored bolt. And then install the other 5 bolts.

    Fig 7: Locating Torque Converter Clutch Mounting Bolts
    G02987421Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. DISCONNECT OIL COOLER PIPES 
    1. Loosen the 2 union nuts.
    2. Remove the bolt and the clamp.

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

    3. Remove the 2 union nuts and disconnect the 2 oil cooler pipes.

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

    Fig 8: Disconnecting Oil Cooler Pipes
    G02987422Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. SEPARATE GROUND CABLE 

    Remove the bolt and separate the ground cable.

    Torque: 20 N.m (204 kgf.cm, 15 ft.lbf) 

  14. REMOVE CROSSMEMBER AND TRANSFER CASE PROTECTOR 
    1. Support the transmission with a jack.
      Fig 9: Locating Ground Cable Bolts
      G02987423Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 bolts and the transfer case protector.

      Torque: 29 N.m (296 kgf.cm, 21 ft.lbf) 

    3. Remove the 8 bolts, the 2 nuts and the crossmember.

      Torque: 

      Bolt: 50 N.m (510 kgf.cm, 37 ft.lbf) 

      Nut: 74 N.m (750 kgf.cm, 54 ft.lbf) 

    Fig 10: Removing Crossmember Nuts And Bolts
    G02987424Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE ENGINE MOUNTING INSULATOR RR 

    Remove the 4 bolts and the engine mounting insulator RR.

    Torque: 59 N.m (600 kgf.cm, 43 ft.lbf) 

    HINT:

    At the time of installation, install the insulator rear with the inscribing mark facing backward.

    Fig 11: Locating Engine Mounting Insulator RR Bolts
    G02987425Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE TRANSMISSION 
    1. Lower the rear end of the transmission unit.
    2. Remove the transmission wire clamp bolt.
    3. Remove the 10 bolts and the transmission unit.

      Torque: 

      Bolt A: 71 N.m (724 kgf.cm, 52 ft.lbf) 

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

    Fig 12: Identifying Transmission Unit Bolts
    G02987426Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE WIRE HARNESS AND HOSE 
    1. Remove the 4 bolts.

      Torque: 8.0 N.m (82 kgf.cm, 71 in.lbf) 

    2. Release the lock and disconnect the connector.
    3. Disconnect the 5 connectors.
    4. Separate the 6 connector clamps.
    5. Disconnect the 5 hoses and remove the wire harness and the hose.
    Fig 13: Removing Wire Harness And Hose
    G02987427Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002