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Home >> Lexus >> 2024 >> TX 350 Base, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - Service Information >> ECM (for Gasoline Model) >> Removal [09/2023 - ] >> Procedure
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Removal [09/2023 - ]: Procedure

  1. PRECAUTION 
    NOTE:

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

    Refer to BEFORE DISCONNECTING BATTERY [09/2023 - ]

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 

    Refer to PROCEDURE - Step 2

  3. REMOVE COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 1

  4. REMOVE INLET AIR CLEANER ASSEMBLY 
    1. GTY1236704Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE AIR CLEANER ASSEMBLY 
    1. GTY1233086Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Pin - -
  6. REMOVE ECM 
    1. GTY1229634Courtesy 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. Remove the 2 bolts, nut and ECM.
        NOTE:

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

  7. REMOVE NO. 1 ECM BRACKET 
    1. GTY1133091Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE NO. 2 ECM BRACKET 
    1. GTY1076311Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002