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Removal [09/2015 - 08/2016]: 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 [09/2015 - 12/2017]

  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 [09/2015 - 08/2016]

  3. DISCONNECT BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY 
    1. Disconnect the reservoir level switch connector and remove the bolt from the brake master cylinder reservoir assembly.
      GTY665359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt
      Remove in this Direction
    2. Move the brake master cylinder reservoir assembly as shown in the illustration to disengage the 2 claws, and disconnect it.
  4. REMOVE RESERVOIR BRACKET 

    Refer to PROCEDURE - Step 10

  5. REMOVE NO. 1 RELAY BLOCK COVER 
    1. Disengage the claw and 2 guides to remove the No. 1 relay block cover as indicated by the arrows, in the order shown in the illustration.
      GTY637448Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction (1)
      Remove in this Direction (2)
    2. Disengage the claw and 2 guides to remove the No. 1 relay block cover as indicated by the arrows, in the order shown in the illustration.
      GTY646759Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction (1)
      Remove in this Direction (2)
  6. REMOVE SEMICONDUCTOR POWER INTEGRATION ECU 
    1. Disengage the 2 claws.
      GTY663779Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
    2. Pull up the semiconductor power integration ECU as shown in the illustration.
      NOTE:

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

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

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

      GTY679089Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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