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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 NO. 2 RELAY BLOCK COVER 
    1. Disengage the claw (A) as shown in the illustration.
      GTY504083Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 2 claws (B) and remove the No. 2 relay block cover.
  4. REMOVE SEMICONDUCTOR POWER INTEGRATION ECU 
    1. Disengage the 2 claws.
      GTY502344Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Pull up the semiconductor pwr integration ECU as shown in the illustration.
      NOTE:

      When pulling the semiconductor pwr integration ECU, take care not to damage it.

    3. Disconnect the 5 connectors and remove the semiconductor pwr integration ECU.
      NOTE:

      When pulling the semiconductor pwr integration ECU, take care not to damage it.

      GTY502346Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002