MAIN BODY ECU REMOVAL

PROCEDURE


  1. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY (for LHD)

    Click here

  2. REMOVE ENGINE STOP AND START ECU ASSEMBLY (for LHD)

    w/ Stop And Start System: Click here

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

    Tech Tips

    Use the same procedure for RHD and LHD Click here.

  4. REMOVE INSTRUMENT PANEL BOX DOOR COVER (for RHD)

    Tech Tips

    Use the same procedure for RHD and LHD Click here.

  5. REMOVE LOWER INSTRUMENT PANEL SUB-ASSEMBLY (for RHD)

    Tech Tips

    Use the same procedure for RHD and LHD Click here.

  6. REMOVE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU


    1. for LHD:


      1. A01W4Y2

        Disconnect each connector.

      2. A01W3YW

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

      3. A01VZP6

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

      4. A01W4UI

        Remove the bolt and 2 nuts, and pull out the instrument panel junction block assembly with main body ECU.

      5. A01W5AB

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

      6. A01VZTP

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

      7. A01W518

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

    2. for RHD:


      1. A01W43S

        Disconnect each connector.

      2. A01W27W

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

      3. A01W333

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

      4. A01VZFH

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

      5. A01W4LD

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

      6. A01W3UP

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

      7. A01W2J1

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

  7. REMOVE WIRING HARNESS CLAMP BRACKET (for LHD)


    1. A01VZN8

      Remove the bolt.

    2. A01W52M

      Disengage the guide and remove the wiring harness clamp bracket.

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


    1. A01W2O0E02
      Text in Illustration
      *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. A01W1VKE01
      Text in Illustration
      *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 of 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) up to the position where the connector becomes disengaged.

      Note

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

    4. A01W16NE01

      Raise the main body ECU (multiplex network body ECU) in the direction indicated by the arrow (1) shown in the illustration, and then pull it out in the direction indicated by the arrow (2) shown in the illustration.

      Note

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