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Removal [09/2014 - ]: Procedure

  1. PRECAUTION 
    NOTE:

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Refer to PRECAUTION [09/2014 - 11/2017] , or refer to PRECAUTION [11/2017 - ]

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [09/2014 - 08/2016] , or refer to INITIALIZATION [08/2016 - 11/2017] , or refer to INITIALIZATION [11/2017 - 03/2019] , or refer to INITIALIZATION [03/2019 - 01/2023] , or refer to INITIALIZATION [01/2023 - 10/2023] , or refer to INITIALIZATION [10/2023 - ]

  3. REMOVE COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 1 [09/2014 - 11/2017] , or refer to PROCEDURE - Step 1 [11/2017 - 03/2019] , or refer to PROCEDURE - Step 1 [03/2019 - 01/2023] , or refer to PROCEDURE - Step 1 [01/2023 - ]

  4. REMOVE ENGINE ROOM ECU COVER 

    Refer to PROCEDURE - Step 3

  5. REMOVE TCM 
    1. GTY513461Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Junction Connector

      Disconnect the engine wire harness connector (A) as shown in the illustration.

    2. Disconnect the engine wire harness connector (B) as shown in the illustration.
    3. Disengage the claw and disconnect the junction connector from the connector holder.
    4. Using a screwdriver, disengage the claw.
      GTY515707Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Disconnect the grommet and connector holder from the engine room ECM box.
    6. Disconnect the 2 ECM connectors.
      GTY507307Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      After disconnecting the ECM connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the ECM connectors.

    7. Disconnect the 2 TCM connectors.
      GTY507306Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Remove the 2 nuts and TCM from the engine room ECM box.
      GTY507300Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      If the TCM has been struck or dropped, replace it.

    9. Remove the 4 screws and 2 brackets from the TCM.
      GTY458418Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002