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Removal [10/2014 - ]: Procedure

  1. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY 

    (Refer to REMOVAL [10/2014 - ] )

  2. REMOVE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU 
    1. Disconnect each connector.
      GTY369568Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the claw and disconnect the connector as shown in the illustration.
      GTY369570Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disengage the claw and disconnect the connector as shown in the illustration.
      GTY369566Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the bolt and 2 nuts, and pull out the instrument panel junction block assembly with main body ECU.
      GTY369574Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Disengage the claw and disconnect the connector as shown in the illustration.
      GTY382534Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Disengage the claw and release the connector lock as shown in the illustration.
      GTY369575Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Disengage the claw and disconnect the connector as shown in the illustration and remove the instrument panel junction block assembly with main body ECU.
      GTY369580Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 
    1. Press the claw of the instrument panel junction block assembly as shown in the illustration to release the lock.
      TEXT IN ILLUSTRATION

      *1 Instrument Panel Junction Block Assembly
      *2 Main Body ECU (Multiplex Network Body ECU)
      GTY610500Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. With the instrument panel junction block assembly lock released, insert a screwdriver with its tip wrapped with protective tape horizontally between the main body ECU (multiplex network body ECU) and instrument panel junction block assembly.
      GTY539157Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Protective Tape
      NOTE:
      • Use a screwdriver with a diameter between 5.0 mm (0.197 in.) and 6.3 mm (0.248 in.) and a length of approximately 90 mm (3.54 in.).
      • Do not insert the screwdriver under the connector socket of the main body ECU (multiplex network body ECU).
    3. Using the screwdriver, carefully raise the main body ECU (multiplex network body ECU) to the position where the connector becomes disconnected.
      NOTE:

      Do not twist the screwdriver to raise the main body ECU (multiplex network body ECU).

    4. Raise the main body ECU (multiplex network body ECU) as shown by the arrow (1), and then pull it out as shown by the arrow (2) in the illustration.
      GTY546031Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Do not touch the main body ECU (multiplex network body ECU) connector.

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