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Home >> Lexus >> 2005 >> GS 300 >> 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: Identifying Oil Pan Bolts
      G02943212Courtesy 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, be careful not to damage the oil pan flange.
      Fig 2: Removing Oil Pan
      G02943213Courtesy 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, gear and clutch plate wear Brass (non-magnetic) ... bushing wear

    Fig 3: Examining Particles In Pan
    G02943214Courtesy 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: Removing Oil Strainer
      G02943215Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 gaskets from the oil strainer.
      Fig 5: Removing 3 Gaskets From Oil Strainer
      G02943216Courtesy 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.
    3. Disconnect the 7 connectors from the solenoid valves.
      Fig 6: Removing Solenoid Wiring
      G02943217Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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: Installing Solenoid Connector
      G02943218Courtesy 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: Installing Solenoid Wiring
      G02943219Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. INSTALL OIL STRAINER 
    1. Install 3 new gaskets.
      Fig 9: Installing New Gaskets
      G02943220Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the oil strainer with the 4 bolts.

      Torque: 9.8 N.m (100 kgf.cm, 7 ft.lbf) 

      Fig 10: Installing Oil Strainer
      G02943221Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. INSTALL OIL PAN 
    1. Install the 3 magnets in the indications of the oil pan.
      Fig 11: Identifying Positions For Installing Magnets
      G02943222Courtesy 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: 

      Fig 12: Measuring Seal Bead
      G02943223Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

      Fig 13: Installing Oil Pan
      G02943224Courtesy 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 

    3UZ-FE: (See appropriate step(s) under  PRE-CHECK  ).  

    2JZ-GE Engine: (See appropriate step(s) under  PRE-CHECK  ).