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Home >> Toyota >> 2022 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 34 (Engine Control System (Service Information) [A25A-FXS]) >> ECM >> Removal [04/2018 - 08/2020] >> Procedure

Removal [04/2018 - 08/2020]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. REMOVE LUGGAGE TRIM SERVICE HOLE COVER 

    Refer to PROCEDURE - Step 2 [04/2018 - 08/2019] , or refer to PROCEDURE - Step 2 [08/2019 - 08/2021]

  2. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 

    Refer to PROCEDURE - Step 3 [04/2018 - 08/2019] , or refer to PROCEDURE - Step 3 [08/2019 - 08/2021]

  3. REMOVE ECM 
    1. Rotate the 2 levers while pushing the locks, and disconnect the 2 ECM connectors.
      GTY762840Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

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

    2. Remove the bolt and separate the engine wire from the No. 2 ECM bracket.
    3. Disengage the clamp.
    4. Remove the 2 nuts and ECM.
      GTY762835Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

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

  4. REMOVE NO. 1 ECM BRACKET 
    1. Remove the 2 screws and No. 1 ECM bracket from the ECM.
      GTY762834Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE NO. 2 ECM BRACKET 
    1. Remove the 2 screws and No. 2 ECM bracket from the ECM.
      GTY762833Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002