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Home >> Toyota >> 2020 >> Highlander L, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 43 (Automatic Transmission System (UA81E / UA81F) - Service Information (2 Of 2)) >> Automatic Transaxle Assembly >> Removal [11/2023 - ] >> Procedure

Removal [11/2023 - ]: Procedure

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  1. REMOVE CONVERTER WITH CATALYST ASSEMBLY 

    Refer to REMOVAL [11/2023 - ]

  2. REMOVE FLYWHEEL HOUSING UNDER COVER 

    Refer to PROCEDURE - Step 52

  3. REMOVE DRIVE PLATE AND TORQUE CONVERTER ASSEMBLY SETTING BOLT 
    1. GTY1114689Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      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 set bolt with a wrench.

        HINT: 

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

  4. REMOVE STARTER ASSEMBLY 
  5. DISCONNECT WATER BY-PASS HOSE ASSEMBLY 
    1. GTY1115742Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE VACUUM HOSE SUB-ASSEMBLY 
    1. for UA81E
      GTY1113927Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. for UA81F
      GTY1113922Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. SEPARATE BREATHER PLUG HOSE 
    1. GTY1113923Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE STEERING GEAR HEAT INSULATOR 

    Refer to PROCEDURE - Step 9

  9. DISCONNECT ENGINE WIRE 
    1. GTY1118270Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A for UA81F - -
      *a Transmission Wire Connector *b Rack and Pinion Power Steering Gear Assembly Connector
      *c Park/Neutral Position Switch Assembly Connector - -
      1. Disengage the 3 clamps.
      2. Disengage the claw, rotate the lever and disconnect the transmission wire connector.
      3. Remove the bolt.
      4. Disengage the 2 clamps.
      5. Release the lock, rotate the lock lever and disconnect the rack and pinion power steering gear assembly connector.
      6. Disconnect the park/neutral position switch assembly connector.
      7. Remove the 2 bolts.
      8. Disengage the 6 clamps.
      9. for UA81F:

        1. Disconnect the connector.

  10. REMOVE FRONT FRAME ASSEMBLY 

    Refer to PROCEDURE - Step 62

  11. REMOVE REAR ENGINE MOUNTING INSULATOR 

    Refer to PROCEDURE - Step 2

  12. REMOVE AUTOMATIC TRANSAXLE ASSEMBLY 
    1. GTY1117110Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      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 from the engine assembly.
        NOTE:

        To prevent damage to the 2 knock pins, do not pry between the automatic transaxle assembly and engine assembly.

  13. REMOVE TORQUE CONVERTER ASSEMBLY 
    1. GTY1115729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE NO. 1 AUTOMATIC TRANSMISSION OIL COOLER TUBE CLAMP 

    Refer to PROCEDURE - Step 12

  15. DISCONNECT INLET NO. 1 OIL COOLER HOSE 

    Refer to PROCEDURE - Step 14

  16. REMOVE INLET NO. 1 OIL COOLER HOSE 

    HINT: 

    Use a container to catch any automatic transaxle fluid which flows out of the inlet No. 1 oil cooler hose and transmission oil cooler.

    1. GTY1119012Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. DISCONNECT OUTLET NO. 1 OIL COOLER HOSE 

    Refer to PROCEDURE - Step 15

  18. REMOVE OUTLET NO. 1 OIL COOLER HOSE 

    HINT: 

    Use a container to catch any automatic transaxle fluid which flows out of the outlet No. 1 oil cooler hose and transmission oil cooler.

    1. GTY1115728Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. REMOVE TRANSMISSION OIL COOLER 

    Refer to PROCEDURE - Step 16

  20. REMOVE OIL COOLER BRACKET 

    Refer to PROCEDURE - Step 4

  21. REMOVE FRONT ENGINE MOUNTING BRACKET 
    1. GTY1115727Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. REMOVE ENGINE MOUNTING INSULATOR LH 
    1. GTY1115735Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. REMOVE PROPELLER SHAFT HEAT INSULATOR (for UA81F) 

    Refer to PROCEDURE - Step 2

  24. REMOVE REAR ENGINE MOUNTING BRACKET SUB-ASSEMBLY 
    1. for UA81E
      GTY1113924Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. for UA81F
      GTY1064865Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE TRANSFER ASSEMBLY (for UA81F) 

    Refer to PROCEDURE - Step 5

  26. REMOVE TRANSMISSION CASE PLUG ASSEMBLY 
    1. GTY1111880Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. GTY1115733Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. REMOVE BREATHER PLUG HOSE 
    1. GTY1116813Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using a screwdriver, remove the breather plug hose from the No. 1 breather plug (ATM).
        NOTE:

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

    2. GTY1115454Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the breather plug sub-assembly from the breather plug hose.
        NOTE:

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

  29. REMOVE NO. 1 TRANSMISSION CONTROL CABLE BRACKET 
    1. GTY1115757Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. REMOVE UPPER TRANSAXLE CASE COVER 
    1. GTY1115756Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  31. REMOVE TRANSFER AND TRANSAXLE SETTING STUD BOLT (for UA81F) 
    1. GTY1118208Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using 2 nuts, remove the 4 transfer and transaxle setting stud bolts from the automatic transaxle assembly.
  32. INSPECT TORQUE CONVERTER ASSEMBLY 

    See step  1

  33. INSPECT DRIVE PLATE AND RING GEAR SUB-ASSEMBLY 

    See step  2

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