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Home >> Lexus >> 2021 >> ES 250 Base >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Automatic Transmission System (UB80F) - Service Information (1 Of 2) >> Automatic Transaxle Assembly >> Removal [08/2020 - 08/2021] >> Procedure
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Removal [08/2020 - 08/2021]: Procedure

  1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE 

    Refer to REMOVAL [08/2020 - 08/2021]

  2. REMOVE FLYWHEEL HOUSING UNDER COVER 

    Refer to PROCEDURE - Step 46

  3. REMOVE DRIVE PLATE AND TORQUE CONVERTER ASSEMBLY SETTING BOLT 
    1. Turn the crankshaft to gain access to the 6 drive plate and torque converter assembly setting bolts and remove each drive plate and torque converter assembly setting bolt while holding the crankshaft pulley bolt with a wrench.
      GTY958466Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      There will be one black colored drive plate and torque converter assembly setting bolt.

  4. DISCONNECT VACUUM HOSE 
    1. Disconnect the vacuum hose from the vacuum hose connector.
      GTY740963Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 5 clamps to disconnect the vacuum hose from the automatic transaxle assembly.
      GTY958467Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE FLOW SHUTTING VALVE (NO. 1 WATER BY-PASS HOSE) 

    Refer to PROCEDURE - Step 11

  6. DISCONNECT WATER BY-PASS HOSE ASSEMBLY 
    1. Slide the clip and disconnect the water by-pass hose assembly from the transmission oil cooler.
      GTY957578Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Use a container to catch any coolant which flows out of the water by-pass hose assembly and transmission oil cooler.

  7. REMOVE BREATHER PLUG HOSE 
    1. Disengage the hose clamp to disconnect the breather plug hose.
      GTY958489Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a screwdriver with its tip wrapped with protective tape, remove the breather plug hose from the No. 1 breather plug (ATM).
      NOTE:

      Be careful not to damage the No. 1 breather plug (ATM).

    3. Remove the breather plug sub-assembly from the breather plug hose.
      GTY696664Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Breather Plug Sub-assembly
      *2 Breather Plug Hose
      NOTE:

      Be careful not to damage the breather plug sub-assembly.

  8. REMOVE STEERING GEAR HEAT INSULATOR 

    Refer to PROCEDURE - Step 15

  9. DISCONNECT WIRE HARNESS 
    1. Disengage the claw, rotate the lever and disconnect the transmission wire connector.
      GTY740966Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the park/neutral position switch assembly connector.
      GTY957511Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disengage the wire harness clamp and disconnect the vacuum switching valve (for active control engine mount system) connector.
      GTY958491Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Disconnect the rack and pinion power steering gear assembly connector.
      GTY958492Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Release the lock before rotating the lock lever.

    5. Remove the 2 bolts to disconnect the wire harness from the rack and pinion power steering gear assembly.
    6. Remove the bolt.
      GTY957512Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Disengage the 9 wire harness clamps to disconnect the wire harness.
    8. Remove the 2 bolts.
      GTY740969Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    9. Disengage the wire harness clamp to disconnect the wire harness from the automatic transaxle assembly.
  10. REMOVE FUEL DELIVERY GUARD 

    Refer to PROCEDURE - Step 43

  11. REMOVE FUEL PUMP PROTECTOR 

    Refer to PROCEDURE - Step 44

  12. INSTALL ENGINE HANGERS 

    Refer to PROCEDURE - Step 45

  13. REMOVE FRONT FRAME ASSEMBLY 

    Refer to PROCEDURE - Step 54

  14. REMOVE FRONT ENGINE MOUNTING BRACKET 
    1. Remove the 3 bolts and front engine mounting bracket from the transaxle housing.
      GTY958754Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE FLYWHEEL HOUSING SIDE COVER 

    Refer to PROCEDURE - Step 4

  16. REMOVE STARTER ASSEMBLY 

    Refer to PROCEDURE - Step 5

  17. REMOVE AUTOMATIC TRANSAXLE ASSEMBLY 
    1. Support the automatic transaxle assembly with a transmission jack.
      NOTE:

      Secure the automatic transaxle assembly to the transmission jack using a suitable adapter, such as a rope or attachment.

    2. Remove the 8 bolts and automatic transaxle assembly.
      GTY958481Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      To prevent damage to the knock pins, do not pry between the automatic transaxle assembly and engine assembly.

  18. REMOVE REAR NO. 2 ENGINE MOUNTING INSULATOR 
    1. Remove the 5 bolts and rear No. 2 engine mounting insulator from the automatic transaxle case sub-assembly.
      GTY958768Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. REMOVE PROPELLER SHAFT HEAT INSULATOR 
    1. Remove the 3 bolts and propeller shaft heat insulator from the rear No. 2 engine mounting bracket and transfer assembly.
      GTY958770Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. REMOVE REAR ENGINE MOUNTING BRACKET SUB-ASSEMBLY 
    1. Remove the 4 bolts and rear engine mounting bracket sub-assembly from the transaxle housing.
      GTY958771Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. DISCONNECT OUTLET NO. 1 OIL COOLER HOSE 

    See step  12

  22. DISCONNECT INLET NO. 1 OIL COOLER HOSE 

    See step  13

  23. REMOVE NO. 1 OIL COOLER TUBE SUB-ASSEMBLY WITHOUT HOSE 

    See step  14

  24. REMOVE TRANSMISSION OIL COOLER 

    See step  17

  25. REMOVE NO. 1 TRANSMISSION CONTROL CABLE BRACKET 
    1. Remove the 2 bolts and No. 1 transmission control cable bracket from the automatic transaxle case sub-assembly.
      GTY958772Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. REMOVE TRANSMISSION CASE PLUG ASSEMBLY 
    1. Remove the transmission case plug assembly from the transaxle housing.
      GTY958774Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. Remove the bolt and wire harness clamp bracket from the automatic transaxle case sub-assembly.
      GTY740959Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt and wire harness clamp bracket from the automatic transaxle case sub-assembly.
      GTY957571Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 4 bolts and 4 wire harness clamp brackets from the automatic transaxle case sub-assembly and transmission case side cover.
      GTY958780Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. REMOVE TRANSMISSION VIBRATION CONTROL RUBBER 
    1. Remove the 2 transmission vibration control rubbers from the transmission case side cover.
      GTY955724Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  29. REMOVE TRANSFER ASSEMBLY 

    Refer to PROCEDURE - Step 5

  30. REMOVE TRANSFER AND TRANSAXLE SETTING STUD BOLT 
    1. Using 2 nuts, remove the 4 transfer and transaxle setting stud bolts from the transaxle housing.
      GTY957713Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  31. REMOVE TORQUE CONVERTER ASSEMBLY 
    1. Remove the torque converter assembly from the automatic transaxle assembly.
  32. INSPECT TORQUE CONVERTER ASSEMBLY 

    Refer to PROCEDURE - Step 1

  33. INSPECT DRIVE PLATE AND RING GEAR SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2

  34. REMOVE REAR NO. 2 ENGINE MOUNTING BRACKET 

    HINT: 

    Perform this procedure only when replacement of the rear No. 2 engine mounting bracket or rear engine mounting bracket is necessary.

    1. Remove the 2 bolts and rear No. 2 engine mounting bracket from the rear engine mounting bracket.
      GTY869837Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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