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Home >> Lexus >> 2006 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission (A760H)) >> Automatic Transmission Assembly >> Removal

Automatic Transmission Assembly: Removal

WARNING: This page is about a different variant/trim than selected.
  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
  2. REMOVE COOL AIR INTAKE DUCT SEAL (See  REMOVAL  ) 
  3. REMOVE ENGINE ROOM SIDE COVER LH (See step 2 in  REMOVAL  ) 
  4. REMOVE ENGINE UNDER COVER 
  5. DRAIN COOLANT (See step 4 in  ON-VEHICLE INSPECTION  ) 
  6. DRAIN AUTOMATIC TRANSMISSION FLUID 
    1. Remove the drain plug and gasket, and drain the ATF.
    2. Install a new gasket and the drain plug.

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

  7. REMOVE NO. 1 REAR FLOOR PANEL BRACE (See  REMOVAL  ) 
  8. REMOVE FRONT CENTER FLOOR BRACE (See step 2 in  REMOVAL  ) 
  9. REMOVE OXYGEN SENSOR (See step 3 or 4 in  REMOVAL  ) 
  10. REMOVE FRONT EXHAUST PIPE ASSEMBLY (See step 5 in  REMOVAL  ) 
  11. REMOVE FRONT FLOOR NO. 1 HEAT INSULATOR (See step 2 in  REMOVAL  ) 
  12. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY LH (See step 10 in  REMOVAL  ) 
  13. REMOVE STARTER ASSEMBLY (See step 12 in  REMOVAL  ) 
  14. REMOVE FRONT PROPELLER SHAFT ASSEMBLY (See step 2 in  REMOVAL  ) 
  15. REMOVE OUTSIDE AIR GUIDE PLATE RH (See step 3 in  REMOVAL  ) 
  16. REMOVE PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY (See step 4 in  REMOVAL  ) 
  17. REMOVE FLYWHEEL HOUSING SIDE COVER 
    1. Remove the flywheel housing side cover from the engine assembly.
    Fig 1: Removing Flywheel Housing Side Cover From Engine Assembly
    G04045339Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  18. REMOVE DRIVE PLATE & TORQUE CONVERTER CLUTCH SETTING BOLT 
    1. Turn the crankshaft to gain access to each bolt.
    2. Hold the crankshaft pulley nut with a wrench and remove the 6 torque converter clutch setting bolts.
    Fig 2: Removing Torque Converter Clutch Setting Bolts
    G04045340Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  19. REMOVE NO. 1 EXHAUST PIPE SUPPORT BRACKET SUB-ASSEMBLY 
    1. Remove the 2 bolts and No. 1 exhaust pipe support bracket sub-assembly from the automatic transmission assembly.
    Fig 3: Removing Bolts & No. 1 Exhaust Pipe Support Bracket Sub-Assembly
    G04045341Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  20. SEPARATE FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSEMBLY 
    1. Set the shift lever to the neutral position.
    2. Remove the nut and separate the floor shift gear shifting rod sub-assembly.
    Fig 4: Removing Nut & Separating Floor Shift Gear Shifting Rod Sub-Assembly
    G04045342Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  21. SUPPORT AUTOMATIC TRANSMISSION WITH TRANSFER ASSEMBLY 
    1. Support the automatic transmission assembly with a transmission jack.
    Fig 5: Supporting Automatic Transmission Assembly With Transmission Jack
    G04045343Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  22. SEPARATE ENGINE REAR MOUNTING MEMBER 
    1. Remove the 4 bolts and separate the engine rear mounting member from the body.
    Fig 6: Removing Bolts & Separating Engine Rear Mounting Member From Body
    G04045344Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  23. SEPARATE CONNECTOR 
    1. Remove the bolt and earth wire.
      Fig 7: Removing Bolt & Earth Wire
      G04045345Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
    2. Tilt down the automatic transmission assembly.
      Fig 8: Tilting Down Automatic Transmission Assembly
      G04045346Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
    3. Disconnect the park/neutral position switch connector, transmission wire connector, and 2 transmission revolution sensor connectors.

      HINT:

      Disengage the claw, press down the lever, and then disconnect the transmission wire connector.

      Fig 9: Disconnecting Park/Neutral Position Switch Connector & Transmission Wire Connector
      G04045347Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  24. SEPARATE WIRE HARNESS 
    1. Remove the 6 bolts and separate the wire harness clamps from the automatic transmission assembly.
    Fig 10: Removing Bolts & Separating Wire Harness Clamps
    G04045348Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  25. SEPARATE WATER BY-PASS HOSE 
    1. Remove the bolt and water by-pass hose clamp.
    2. Separate the 2 water by-pass hoses from the transmission oil cooler.
    Fig 11: Removing Water By-Pass Hoses From Transmission Oil Cooler
    G04045349Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
    NOTE: Use a container to catch any coolant which flows out of the water by-pass hoses.
  26. REMOVE AUTOMATIC TRANSMISSION WITH TRANSFER ASSEMBLY 
    1. Remove the 9 bolts and automatic transmission assembly.
    Fig 12: Removing Bolts & Automatic Transmission Assembly
    G04045350Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  27. REMOVE ENGINE REAR MOUNTING MEMBER 
    1. Remove the 3 bolts and engine rear mounting member from the automatic transmission assembly.
    Fig 13: Removing Bolts & Engine Rear Mounting Member From Automatic Transmission Assembly
    G04045351Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  28. REMOVE REAR NO. 1 ENGINE MOUNTING INSULATOR 
    1. Remove the 3 bolts and rear No. 1 engine mounting insulator from the automatic transmission assembly.
    Fig 14: Removing Bolts & Rear No. 1 Engine Mounting Insulator
    G04045352Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  29. REMOVE TRANSFER DYNAMIC DAMPER 
    1. Remove the 2 bolts and dynamic damper from the automatic transmission assembly.
    Fig 15: Removing Bolts & Dynamic Damper From Automatic Transmission Assembly
    G04045353Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  30. REMOVE TRANSMISSION CONTROL SHAFT LEVER LH 
    1. Remove the nut and transmission control shaft lever LH from the automatic transmission assembly.
    Fig 16: Removing Nut & Transmission Control Shaft Lever LH From Automatic Transmission Assembly
    G04045354Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  31. REMOVE TRANSMISSION OIL COOLER 
    1. Remove the 3 bolts, transmission oil cooler, and spacer from the automatic transmission assembly.
      Fig 17: Removing Bolts, Transmission Oil Cooler & Spacer From Automatic Transmission Assembly
      G04045355Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
    2. Remove the 4 O-rings from the valve body down shift plug spacer.
    Fig 18: Identifying Spacer O-Rings
    G04053117Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
  32. REMOVE TORQUE CONVERTER CLUTCH ASSEMBLY 
    1. Put matchmarks on the torque converter and transmission case.
      Fig 19: Putting Matchmarks On Torque Converter & Transmission Case
      G04045357Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
    2. Remove the torque converter from the automatic transmission assembly.
  33. INSPECT TORQUE CONVERTER CLUTCH ASSEMBLY (See  INSPECTION   ) 
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