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Home >> Lexus >> 2003 >> GS 430 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (On-Vehicle Service) >> ATF Temperature Sensor >> On-Vehicle Repair
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On-Vehicle Repair

CAUTION: When working with FIPG material, you must observe the following items.
  • Using a razor blade and gasket scraper, remove all the old FIPG material from the gasket surfaces.
  • Thoroughly clean all components to remove all the loose material.
  • Clean both sealing surfaces with a non-residue solvent.
  • Apply FIPG in an approx. 1 mm (0.04 in.) wide bead along the sealing surface.
  • Parts must be assembled within 10 minutes of application. Otherwise, the FIPG material must be removed and reapplied.
  1. REMOVE DRAIN PLUG WITH GASKET AND DRAIN ATF 
  2. REMOVE OIL PAN 
    NOTE: Some fluid will remain in the oil pan.
    1. Remove the 19 bolts.
      Fig 1: Removing Oil Pan Bolts
      G01343052Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the blade of SST between the transmission case and oil pan, cut off applied sealer, and remove the oil pan.

      SST 09032-00100

      NOTE: When removing the oil pan, the careful not to damage the oil pan flange.
      Fig 2: Removing Oil Pan
      G01343053Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. EXAMINE PARTICLES IN PAN 

    Remove the magnets and use them to collect steel particles.

    Carefully look at the foreign matter and particles in the pan and on the magnets to anticipate the type of wear you will find in the transmission.

    Steel (magnetic) ... bearing, dear and clutch plate wear

    Brass (non-magnetic) ... bushing wear

    Fig 3: Examine Particles In Pan
    G01343054Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE OIL STRAINER 
    NOTE: Be careful as some fluid will come out of the oil strainer.
    1. Remove the 4 bolts and oil strainer.
      Fig 4: Identifying Oil Strainer
      G01343055Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 gaskets from the oil strainer.
      Fig 5: Identifying Gaskets On Oil Strainer
      G01343056Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE SOLENOID WIRING WITH ATF TEMPERATURE SENSOR 
    1. Disconnect the ATF temperature sensor.
    2. Remove the bolt and clamp.
      Fig 6: Identifying Harness & Bolt/Clamp
      G01343057Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disconnect the 7 connectors from the solenoid valves.
    4. Remove the bolt and pull out the solenoid connector.
  6. INSTALL SOLENOID WIRING WITH ATF TEMPERATURE SENSOR 
    1. Install the solenoid connector with the bolt.

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

      Fig 7: Identifying Solenoid Connector
      G01343058Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the 7 connectors to the solenoid valves.
    3. Install the clamp with the bolt.

      Torque: 6.4 N.m (65 kgf.cm, 56 in.lbf) 

    4. Connect the ATF temperature sensor.
      Fig 8: Identifying Harness & Bolt/Clamp
      G01343059Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. INSTALL OIL STRAINER 
    1. Install 3 new gaskets.
      Fig 9: Identifying Oil Strainer & Gaskets
      G01343060Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the oil strainer with the 4 bolts.

      Torque: 908 N.m (100 kgf.cm, 7 in.lbf) 

      Fig 10: Installing Oil Strainer
      G01343061Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. INSTALL OIL PAN 
    1. Install the 3 magnets in the indications of the oil pan.
      Fig 11: Installing Magnets In Indications Of Oil Pan
      G01343062Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove any packing material and be careful not to drop oil on the contacting surfaces of the transmission case and oil pan.
    3. Apply FIPG to the oil pan.

      FIPG: 

      Part No. 08826-00090, THREE BOND 1281 OR equivalent 

      Fig 12: Applying FIPG Sealant To Oil Pan
      G01343063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install the oil pan with the 19 bolts.

      Torque: 7.4 N.m (75 kgf.cm, 65 in.lbf) 

      HINT:

      Replace the only "A" bolt with a new one.

  9. INSTALL DRAIN PLUG WITH NEW GASKET 

    Torque: 20 N.m (205 kgf.cm, 15 ft.lbf) 

  10. FILL FLUID AND CHECK FLUID 

    For 2JZ-GE Engine: 

    Refer to fluid level information under CHECKING FLUID LEVELS .

    Also, refer to additional information under PRE-CHECK .

    For 3UZ-FE Engine: 

    Refer to fluid level information under CHECKING FLUID LEVELS .

    Also, refer to additional information under PRE-CHECK .

    Fig 13: Installing Oil Pan Bolts
    G01343064Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002