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Home >> Toyota >> 2024 >> Crown Platinum >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (T24A-FTS) - Service Information >> ECM >> Removal [04/2024 - ] >> Procedure
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Removal [04/2024 - ]: Procedure

  1. PRECAUTION 
    NOTE:

    After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.

    Refer to BEFORE DISCONNECTING BATTERY [12/2022 - ]

  2. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 

    Refer to REMOVAL [04/2024 - ]

  3. REMOVE ECM 
    1. GTY1144653Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Rotate the 3 levers while pushing the locks, and disconnect the 3 ECM connectors.
        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.

      2. Disengage the clamp to separate the engine wire.
      3. Remove the bolt, 2 nuts and ECM.
        NOTE:

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

  4. REMOVE NO. 1 ECM BRACKET 
    1. GTY1133320Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE NO. 2 ECM BRACKET 
    1. GTY1129594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002