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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Control System (2ZR-FXE) - Service Information) >> ECM >> Removal [01/2019 - 04/2020] >> Procedure

Removal [01/2019 - 04/2020]: Procedure

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  1. PRECAUTION 
    NOTE:

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

  2. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 

    Refer to PROCEDURE - Step 1

  3. REMOVE ECM 
    1. Raise the 2 levers while pushing the locks on the levers, and disconnect the 2 ECM connectors.
      GTY850813Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Push
      *b Lock
      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 2 clamps.
      GTY910548Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the bolt and separate the engine wire from the No. 1 ECM bracket.
    4. Remove the bolt, nut and ECM.
      NOTE:

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

      GTY860397Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
  4. REMOVE NO. 1 ECM BRACKET 
    1. Remove the 2 screws and No. 1 ECM bracket from the ECM.
      GTY910546Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE NO. 2 ECM BRACKET 
    1. Remove the 2 screws and No. 2 ECM bracket from the ECM.
      GTY910531Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002