MAIN BODY ECU REMOVAL

PROCEDURE


  1. PRECAUTION

    Note

    If the main body ECU (multiplex network body ECU) is replaced, refer to Service Bulletin.

  2. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY (for LHD)

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  3. DISCONNECT HOOD LOCK CONTROL LEVER SUB-ASSEMBLY (for LHD)

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  4. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY (for LHD)

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  5. REMOVE LOWER NO. 2 INSTRUMENT PANEL AIRBAG ASSEMBLY (for RHD)

    Tech Tips

    Use the same procedure for RHD and LHD.

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  6. REMOVE INSTRUMENT PANEL FINISH PANEL END LH (for RHD)

    Tech Tips

    Use the same procedure for RHD and LHD.

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  7. REMOVE FRONT NO. 1 CONSOLE BOX INSERT (for RHD)

    Tech Tips

    Use the same procedure for RHD and LHD.

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  8. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY (for RHD)

    Tech Tips

    Use the same procedure for RHD and LHD.

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  9. REMOVE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU (for LHD)


    1. B003T3V

      Disconnect each connector.

    2. B003U9V

      Disengage the claw and disconnect the connector as shown in the illustration.

    3. B003VYW

      Disengage the claw and disconnect the connector as shown in the illustration.

    4. B003WPLC01
      B003WAF Bolt
      B003U82 Nut

      Remove the bolt and 2 nuts, and disconnect the wiring harness clamp bracket.

    5. Pull out the instrument panel junction block assembly with main body ECU.

    6. B003TMY

      Disengage the claw and disconnect the connector as shown in the illustration.

    7. w/ Connector Lock:


      1. B003TMP

        Disengage the claw and release the connector lock as shown in the illustration.

    8. B003VWH

      Disengage the claw and disconnect the connector as shown in the illustration and remove the instrument panel junction block assembly with main body ECU.

  10. REMOVE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU (for RHD)


    1. B003V7B

      Disconnect each connector.

    2. B003U96

      Disengage the claw and disconnect the connector as shown in the illustration.

    3. B003WZA

      Disengage the claw and disconnect the connector as shown in the illustration.

    4. B003TM0C03
      B003WAF Bolt
      B003U82 Nut

      Remove the bolt and nut, and pull out the instrument panel junction block assembly with main body ECU.

    5. B003TWS

      Disengage the claw and disconnect the connector as shown in the illustration.

    6. w/ Connector Lock:


      1. B003W1G

        Disengage the claw and release the connector lock as shown in the illustration.

    7. B003WL0

      Disengage the claw and disconnect the connector as shown in the illustration and remove the instrument panel junction block assembly with main body ECU.

  11. REMOVE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)


    1. B003V0MC01
      *1 Instrument Panel Junction Block Assembly
      *2 Main Body ECU (Multiplex Network Body ECU)

      Press the claw of the instrument panel junction block assembly as shown in the illustration to release the lock.

    2. B003W2ZC01
      *a Protective Tape

      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.

      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. B003UZEN01

      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.

      Note

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