MAIN BODY ECU REMOVAL

Tech Tips


  • Use the same procedure for RHD and LHD vehicles.

  • The procedure listed below is for LHD vehicles.


  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    CAUTION:

    Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

    Note


    • After turning the ignition switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work Click here.

    • When disconnecting the cable, some systems need to be initialized after the cable is reconnected Click here.

  2. REMOVE DOOR SCUFF PLATE ASSEMBLY LH


    1. for 5 Door:

      Remove the door scuff plate assembly LH Click here.

    2. for 3 Door:

      Remove the door scuff plate assembly LH Click here.

  3. REMOVE COWL SIDE TRIM BOARD LH


    1. for 5 Door:

      Remove the cowl side trim board LH Click here.

    2. for 3 Door:

      Remove the cowl side trim board LH Click here.

  4. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

    A00O81Y

    1. for LHD:


      1. Remove the screw.

      2. Detach the 2 clips and 2 guides and remove the No. 1 instrument panel under cover.

    2. A00O9QL

      for RHD:


      1. Remove the screw.

      2. Detach the 3 clips and 2 guides and remove the No. 1 instrument panel under cover.

  5. REMOVE INSTRUMENT SIDE PANEL LH

    A00XFTUE01
    Text in Illustration
    *1 Protective Tape

    1. Put protective tape around the instrument side panel.

    2. Using a moulding remover, detach the 5 clips, claw and 3 guides and remove the instrument side panel.

  6. REMOVE INSTRUMENT CLUSTER FINISH PANEL ORNAMENT (for LHD)

    A00XJBPE01
    Text in Illustration
    *1 Protective Tape

    1. Put protective tape around the instrument cluster finish panel ornament.

    2. Using a moulding remover, detach the 3 clips and remove the instrument cluster finish panel ornament.

  7. REMOVE INSTRUMENT PANEL FINISH PLATE GARNISH (for RHD)

    A00XGH6

    1. Detach the 4 clips.

    2. Disconnect each connector and remove the instrument panel finish plate garnish.

  8. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL ASSEMBLY

    A00XK5H

    1. Detach the 4 clips.

    2. Disconnect each connector and remove the instrument panel finish panel.

  9. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY

    A00XKB5E01

    1. Using a screwdriver, detach the 2 claws and open the cover.

      Tech Tips

      Tape the screwdriver tip before use.

      Text in Illustration
      *1 Protective Tape
    2. A00XEB0

      w/o Knee Airbag:


      1. Remove the 2 bolts <C>.

      2. Detach the 7 clips.

      3. Disconnect each connector and each cable and remove the lower instrument panel finish panel.

    3. A00XGM1

      w/ Knee Airbag:


      1. Remove the 2 bolts <C>.

      2. Detach the 14 clips.

      3. Disconnect each connector and each cable and remove the lower instrument panel finish panel.

  10. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY (w/ Knee Airbag)


    1. A00JYPE

      Remove the 4 bolts and airbag assembly.

    2. Disconnect the connector.

      Note

      When handling the airbag connector, take care not to damage the airbag wire harness.

  11. REMOVE DRIVER SIDE JUNCTION BLOCK ASSEMBLY


    1. A00JZKU

      Disconnect the 3 connectors.

    2. A00JW43E06

      Detach the 2 claws and disconnect the 2 connectors labeled (1) as shown in the illustration.

    3. Disconnect the connector labeled (2).

    4. A00JWCE

      Remove the bolt and 2 nuts and disconnect the driver side junction block assembly.

    5. A00JWVI

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

    6. A00JXHK

      Detach the 2 claws and release the connector's lock as shown in the illustration.

    7. A00K0WG

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

    8. Remove the driver side junction block assembly.

  12. REMOVE MULTIPLEX NETWORK BODY ECU


    1. A00JY7ZE01
      Text in Illustration
      *1 Multiplex Network Body ECU
      *2 Driver Side Junction Block
      *3 Protective Tape

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

    2. With the junction block lock released, insert a screwdriver with its tip wrapped with protective tape horizontally between the multiplex network body ECU and junction block.

      Note

      Use a screwdriver with a radius 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.).

    3. A00K16V

      Using the screwdriver, carefully raise the multiplex network body ECU until the connector becomes disengaged.

      Note

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

    4. A00JX78E01

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

      Note

      Do not touch the ECU connector.