LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2008 >> LS 460 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle >> Automatic Transmission Assembly >> Installation
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Automatic Transmission Assembly: Installation

  1. INSPECT TORQUE CONVERTER CLUTCH ASSEMBLY 
    1. Inspect the torque converter clutch (see INSPECTION  ).
  2. INSTALL TORQUE CONVERTER CLUTCH ASSEMBLY 
    1. Using a vernier caliper and a straightedge, measure dimension A between the transmission and the end surface of the drive plate.
      Fig 1: Measuring Dimension Between Transmission And End Surface Of Drive Plate
      G04948573Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Aligning the matchmarks on the transmission case and torque converter clutch, engage the splines of the input shaft and turbine runner.
      Fig 2: Identifying Matchmarks On Transmission Case And Torque Converter Clutch
      G04948574Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Engage the splines of the stator shaft and stator while turning the torque converter clutch.

      HINT:

      Turn the torque converter clutch approximately 180°.

      Fig 3: Identifying Matchmarks On Stator Shaft
      G04948575Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Turn the torque converter clutch and align the matchmarks on the torque converter clutch and transmission case to engage the key of the oil pump drive gear into the slot on the torque converter clutch.
      NOTE: Do not push on the torque converter when aligning the matchmarks.
      Fig 4: Identifying Matchmarks On Torque Converter Clutch And Transmission Case
      G04948576Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Using a vernier caliper and a straightedge, measure dimension B shown in the illustration and check that B is greater than A measured in the first step.

      Standard: 

      A + 1 mm (0.04 in.) or more 

      Fig 5: Measuring Dimension Between Transmission And End Surface Of Drive Plate
      G04948577Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL NO. 1 ENGINE REAR MOUNTING INSULATOR 
    1. Install the engine mounting insulator rear with the 4 bolts.

      Torque: 30 N*m (306 kgf*cm, 22 ft.*lbf) 

      Fig 6: Locating Engine Rear Mounting Insulator And Bolts
      G05847727Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL AUTOMATIC TRANSMISSION ASSEMBLY 
    1. Install the automatic transmission to the engine with the 10 bolts.

      Torque: Bolt A 

      71 N*m (724 kgf*cm, 52 ft.*lbf) for 17 mm head bolt 

      Bolt B 

      37 N*m (377 kgf*cm, 27 ft.*lbf) for 14 mm head bolt 

      Fig 7: Locating Automatic Transmission Bolts
      G04948579Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the 6 torque converter clutch mounting bolts.

      Torque: 48 N*m (489 kgf*cm, 35 ft.*lbf) 

      HINT:

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

      Fig 8: Locating Crankshaft Pulley Nut
      G04948569Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the flywheel housing side cover.
      Fig 9: Installing Flywheel Housing Side Cover
      G04948581Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. CONNECT WIRE HARNESS AND CONNECTOR 
    1. Connect the park/neutral position switch connector.
      Fig 10: Locating Park/Neutral Position Switch Connector
      G04948566Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the transmission wire connector.

      HINT:

      Push up the lever until the claw of the transmission wire connector makes a connection sound.

    3. Attach the 5 harness clamps to the automatic transmission.
      Fig 11: Installing Transmission Wire
      G04948444Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. INSTALL ENGINE REAR MOUNTING MEMBER 
    1. Install the engine rear mounting member to the automatic transmission assembly with the 4 nuts.

      Torque: 14 N*m (143 kgf*cm, 10 ft.*lbf) 

      Fig 12: Identifying Rear Mounting Member To Transmission Bolts
      G04948564Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the engine rear mounting member to the body with the 4 bolts.

      Torque: 26 N*m (265 kgf*cm, 19 ft.*lbf) 

    3. Tilt up the automatic transmission assembly.
      Fig 13: Identifying Rear Mounting Member To Frame Bolts
      G04943179Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install the bolt and ground wire to the automatic transmission assembly.

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

      Fig 14: Locating Ground Wire Harness
      G04948565Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. CONNECT OIL COOLER TUBE INLET AND OUTLET 
    Fig 15: Locating Oil Cooler Tube Inlet And Outlet
    G04948562Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Temporarily install the oil cooler tube inlet and outlet.
    2. Install the 2 clamps with the 2 bolts.

      Torque: 5.0 N*m (51 kgf*cm, 44 in.*lbf) 

    3. Using SST, tighten union nuts of the oil cooler tube inlet and outlet.

      SST 09023-12701 

      Torque: without SST 

      44 N*m (449 kgf*cm, 32 ft.*lbf) 

      with SST 

      39 N*m (398 kgf*cm, 29 ft.*lbf) 

      HINT:

      Use a torque wrench with a fulcrum length of 460 mm (18.11 in.).

      Fig 16: Identifying Fulcrum Length
      G04948588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. INSTALL STARTER ASSEMBLY  (See INSTALLATION )
  9. INSTALL NO. 3 EXHAUST MANIFOLD HEAT INSULATOR  (See INSTALLATION )
  10. INSTALL EXHAUST MANIFOLD SUB-ASSEMBLY RH  (See INSTALLATION )
  11. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR  (See INSTALLATION )
  12. INSTALL ENGINE OIL LEVEL DIPSTICK GUIDE  (See INSTALLATION )
  13. INSTALL GENERATOR ASSEMBLY 
    1. Install the generator (see INSTALLATION ).
  14. INSTALL EXHAUST MANIFOLD SUB-ASSEMBLY LH 
    1. Install a new gasket.

      Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf) 

      Fig 17: Installing Exhaust Manifold Sub-Assembly
      G04948589Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the exhaust manifold to the cylinder head with the 8 nuts in the order shown in the illustration.
      Fig 18: Locating Exhaust Manifold Nuts
      G04948590Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the heat insulator with the 3 bolts.

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

      Fig 19: Locating Heat Insulator Bolts
      G04943754Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the sensor connector.
      Fig 20: Locating Sensor Connector
      G04943753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. INSTALL NO. 2 STEERING INTERMEDIATE SHAFT ASSEMBLY (w/o VGRS)  (See INSTALLATION )
  16. INSTALL NO. 2 STEERING INTERMEDIATE SHAFT ASSEMBLY (w/ VGRS)  (See INSTALLATION )
  17. INSTALL STEERING SLIDING YOKE WITH SHAFT SUB-ASSEMBLY (w/o VGRS)  (See INSTALLATION )
  18. INSTALL STEERING SLIDING YOKE WITH SHAFT SUB-ASSEMBLY (w/ VGRS)  (See INSTALLATION )
  19. INSTALL FRONT SUSPENSION MEMBER REINFORCEMENT RH 
    1. Install the front suspension member reinforcement RH to the vehicle with the 4 bolts.

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

      Fig 21: Locating Front Suspension Member Reinforcement Bolts
      G04948558Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. INSTALL FRONT SUSPENSION MEMBER REINFORCEMENT LH 
    1. Install the front suspension member reinforcement LH to the vehicle with the 4 bolts.

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

      Fig 22: Locating Front Suspension Member Reinforcement Bolts
      G04948557Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. CONNECT FRONT STABILIZER BAR 
    1. Connect the stabilizer bar to the rear brace with the 4 bolts.

      Torque: 49 N*m (500 kgf*cm, 36 ft.*lbf) 

      Fig 23: Locating Stabilizer Bar Bolts
      G04948595Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. INSTALL ENGINE UNDER COVER REAR RH  (See INSTALLATION )
  23. INSTALL ENGINE UNDER COVER REAR LH  (See INSTALLATION )
  24. INSTALL TRANSMISSION CONTROL SHAFT LEVER RH 
    1. Install the transmission control shaft lever with the nut.

      Torque: 16 N*m (163 kgf*cm, 12 ft.*lbf) 

      Fig 24: Locating Transmission Control Shaft Lever With Nut
      G04948555Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. CONNECT FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSEMBLY 
    1. Temporarily connect the shifting rod to the connecting rod swivel with the nut.

      HINT:

      The nut will be tightened to a torque specification during the shift lever position adjustment procedure.

      Fig 25: Locating Gear Shifting Rod Nut
      G04948554Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. INSTALL NO. 1 EXHAUST PIPE SUPPORT BRACKET SUB-ASSEMBLY 
    1. Install the bracket with the 2 bolts.

      Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf) 

      Fig 26: Identifying Exhaust Pipe Support Bracket And Bolts
      G04948553Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. INSTALL PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY 
    1. Install the propeller with center bearing shaft (see INSTALLATION ).
  28. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
  29. INSTALL COWL TOP VENTILATOR LOUVER  (See INSTALLATION )
  30. ADJUST SHIFT LEVER POSITION  (See ADJUSTMENT  )
  31. INSPECT SHIFT LEVER POSITION  (See REMOVAL  )
  32. ADD AUTOMATIC TRANSMISSION FLUID 
    1. Add the automatic transmission fluid (see AUTOMATIC TRANSMISSION FLUID  ).
  33. CHECK AUTOMATIC TRANSMISSION SYSTEM PRECAUTION 
    1. After replacing the automatic transmission assembly, certain procedures are necessary (see PRECAUTION  ).
  34. PERFORM INITIALIZATION 
    1. Perform initialization (see INITIALIZATION ).
      NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.