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Home >> Toyota >> 2004 >> Avalon XLS >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission System (On-Vehicle Service) >> Valve Body Assembly >> On-Vehicle Repair

On-Vehicle Repair

  1. CLEAN TRANSAXLE EXTERIOR 

    To help prevent contamination, clean the exterior of the trans-axle.

  2. DRAIN ATF 

    Using a hexagon wrench, remove the drain plug and drain the fluid into the suitable container.

  3. REMOVE OIL PAN AND GASKET 
    NOTE: Some fluid will remain in the oil pan.

    Remove oil pan bolts, and carefully remove the pan assembly.

    Discard the gasket.

    Fig 1: Removing Oil Pan And Gasket
    G02879132Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. EXAMINE PARTICLES IN PAN 

    Remove the magnets and use them to collect any steel chips. Look at the chips and particles in the pan and magnet carefully to anticipate what type of wear you will find in the transaxle.

    • Steel (magnetic): bearing, gear and plate wear
    • Brass (non-magnetic): bushing wear
    Fig 2: Checking Particles In Pan
    G02879133Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE OIL STRAINER AND APPLY PIPE BRACKET 
    1. Remove the 3 bolts and oil strainer.
      NOTE: Be careful as oil will come out of the strainer when it is removed.
    2. Remove the 3 bolts and apply pipe bracket.
    Fig 3: Removing Oil Strainer And Apply Pipe Bracket
    G02879134Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE OIL PIPE 

    Pry up both pipe ends with a large screwdriver and remove the 5 pipes.

  7. DISCONNECT 3 SOLENOID CONNECTORS 
    Fig 4: Disconnecting Solenoid Connectors
    G02879135Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE DETENT SPRING AND OIL PIPE 
    1. Remove the 2 bolts and detent spring.
    2. Remove the bolt.
    3. Pry up the pipe with a screwdriver and remove the pipe.
    Fig 5: Removing Detent Spring And Oil Pipe
    G02879136Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE MANUAL VALVE BODY 

    Remove the 5 bolts and manual valve body.

    Fig 6: Removing Manual Valve Body
    G02879137Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE CONNECTOR CLAMP AND PIPE RETAINER 

    Remove the 2 bolts, connector clamp and pipe retainer.

    Fig 7: Removing Connector Clamp And Pipe Retainer
    G02879138Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE B 3  APPLY PIPE 

    Pry up the pipe with a screwdriver and remove the pipe.

    Fig 8: Removing Pipe
    G02879139Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE VALVE BODY 
    1. Remove the 9 bolts.
      Fig 9: Removing Valve Body
      G02879140Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the throttle cable from the cam and remove the valve body.
  13. REMOVE 2ND BRAKE APPLY GASKET 
    Fig 10: Removing Brake Apply Gasket
    G02879141Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE SHIFT SOLENOID VALVE 
    1. Remove the 3 bolts, shift solenoid valve No.1 and No.2 with the retainer.
      NOTE: When removing solenoid, do not use a screwdriver, etc. to pry up the solenoid.
    2. Remove the O-rings from the shift solenoid valve No.1 and No.2.
      Fig 11: Removing Shift Solenoid Valve
      G02879142Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the bolt and shift solenoid valve SL.
    4. Remove the 2 O-rings from the shift solenoid valve SL.
      Fig 12: Removing Shift Solenoid Valve SL
      G02879143Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the bolt and shift solenoid valve SLN.
      Fig 13: Removing Shift Solenoid Valve SLN
      G02879144Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. INSTALL SOLENOID VALVE 
    1. Coat 2 new O-rings with ATF and install it to the shift solenoid valve SL.
    2. Install the shift solenoid valve SL with the bolt.

      Torque: 6.6 N.m (67 kgf.cm, 58 in.lbf) 

      Fig 14: Installing Solenoid Valve
      G02879145Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the shift solenoid valve SLN with the bolt.

      Torque: 6.6 N.m (67 kgf.cm, 58 in.lbf) 

    4. Coat 2 new O-rings with ATF and install them to the shift solenoid valve No.1 and No.2.
      Fig 15: Installing Shift Solenoid Valve
      G02879146Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Install the shift solenoid valve No.1 and No.2 with the 3 bolts.

      Torque: 6.6 N.m (67 kgf.cm, 58 in.lbf) 

  16. PLACE NEW 2ND BRAKE APPLY GASKET 
    Fig 16: Installing Brake Apply Gasket
    G02879147Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. INSTALL VALVE BODY TO TRANSAXLE CASE 
    1. While holding the cam down with your hand, slip the cable end into the slot.
      NOTE: Be careful not to entangle the solenoid wire.
      Fig 17: Installing Valve Body To Transaxle Case
      G02879148Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the valve body with the 9 bolts.

      Torque: 11 N.m (110 kgf.cm, 8 ft.lbf) 

      HINT:

      Temporarily install the 9 bolts first, then torque them.

      Bolt length: 

      Bolt A: 30 mm (1.181 in.) 

      Bolt B: 43 mm (1.693 in.) 

      Bolt C: 48 mm (1.890 in.) 

      Bolt D: 52 mm (2.047 in.) 

      Fig 18: Installing Valve Body With Bolts
      G02879149Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. INSTALL B 3  APPLY PIPE 

    Using a plastic hammer, install the pipe into the position indicated in Fig 19 .

    NOTE: Be careful not to bend or damage the pipe.
    Fig 19: Connecting Pipe
    G02879150Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. INSTALL CONNECTOR CLAMP AND PIPE RETAINER 

    Install the connector clamp and pipe retainer with the 2 bolts.

    Torque: 6.6 N.m (67 kgf.cm, 58 in.lbf) 

    Bolt length: 

    Bolt A: 48 mm (1.890 in.) 

    Bolt B: 39 mm (1.535 in.) 

    Fig 20: Installing Connector Clamp And Pipe Retainer
    G02879151Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. INSTALL MANUAL VALVE BODY 
    1. Aligning the valve body with the pin on the manual shaft lever.
    2. Lower the manual valve body into place.
    3. Temporarily the 5 bolts first. Then, tighten them with a torque wrench.

      Torque: 11 N.m (110 kgf.cm, 8 ft.lbf) 

      Bolt length: 

      Bolt A: 22 mm (0.866 in.) 

      Bolt B: 37 mm (1.457 in.) 

    Fig 21: Installing Manual Valve Body
    G02879152Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. INSTALL DETENT SPRING AND OIL PIPE 
    1. Place the detent springs on the manual valve body and temporarily install the 2 bolts first. Then, tighten them with a torque wrench.

      Torque: 11 N.m (110 kgf.cm, 8 ft.lbf) 

      Bolt length: 

      Bolt A: 14 mm (0.551 in.) 

      Bolt B: 37 mm (1.457 in.) 

    2. Check that the manual valve lever is touching the center of the detent spring tip roller.
    3. Using a plastic hammer, install the pipe into the position.
      NOTE: Be careful not to bend or damage the pipe.
    4. Install the bolt.

      Torque: 10 N.m (100 kgf.cm, 7 ft.lbf) 

    Fig 22: Installing Detent Spring And Oil Pipe
    G02879153Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. CONNECT 3 SOLENOID CONNECTORS 
  23. INSTALL OIL PIPE 

    Using a plastic hammer, install the pipes into the positions.

    NOTE: Be careful not to bend or damage the pipes.
    Fig 23: Installing Oil Pipe
    G02879154Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  24. INSTALL OIL STRAINER AND APPLY PIPE BRACKET 

    Install the oil strainer and apply pipe bracket with the 6 bolts.

    Torque: 

    Bolt A: 10 N.m (100 kgf.cm, 7 ft.lbf) 

    Bolt B: 11 N.m (110 kgf.cm, 8 ft.lbf) 

    Bolt length: 

    Bolt A: 22 mm (0.866 in.) 

    Bolt B: 53 mm (2.087 in.) 

    Fig 24: Installing Oil Strainer And Apply Pipe Bracket
    G02879155Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. INSTALL MAGNET IN PLACE 

    Install the 3 magnets in the indentations of the oil pan, as shown in Fig 25 .

    NOTE: Make sure that the magnet does not interfere with the oil pipes.
    Fig 25: Installing Magnet In Place
    G02879156Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. INSTALL OIL PAN AND GASKET 
    1. Install the oil pan and a new gasket.
    2. Install the 17 bolts.

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

  27. INSTALL DRAIN PLUG 

    Install a new gasket and drain plug.

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

  28. FILL ATF AND CHECK FLUID LEVEL (See  PRE-CHECK  ) 
    Fig 26: Checking Check Fluid Level
    G02879157Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002