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Removal [09/2014 - ]: Procedure

  1. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY 

    Refer to REMOVAL [09/2014 - ]

  2. REMOVE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU 
    1. Disconnect each connector.
      GTY518575Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the claw and pull down the lock lever to disconnect the connector as shown in the illustration.
      GTY502386Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disengage the claw and pull down the lock lever to disconnect the connector as shown in the illustration.
      GTY502387Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the bolt and 2 nuts.
      GTY520708Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
    5. Disengage the guide and disconnect the wiring harness clamp bracket.
    6. Pull out the instrument panel junction block assembly with main body ECU.
    7. Disengage the claw and raise the lock lever to disconnect the connector as shown in the illustration.
      GTY518574Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. w/ Connector Lock:
      1. Disengage the claw and slide the connector lock as shown in the illustration.
        GTY502336Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    9. Disengage the claw and raise the lock lever to disconnect the connector as shown in the illustration and remove the instrument panel junction block assembly with main body ECU.
      GTY518563Courtesy 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.
      GTY519592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Instrument Panel Junction Block Assembly
      *2 Main Body ECU (Multiplex Network Body ECU)
    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.
      GTY513165Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 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.
      GTY496596Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

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

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