MAIN BODY ECU(for LHD) REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed, installed or replaced during the body ECU removal/installation are shown below.

Necessary Procedures after parts removed / installed / replaced
Replacement Part or Procedure Necessary Procedures Effects / Inoperative when not Performed Link
Body ECU Initialize automatic light control system Automatic light control system

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PROCEDURE


  1. PRECAUTION

    CAUTION:

    Be sure to read Precaution thoroughly before servicing.

    B0069A2

    for Type A:

    Click here

    for Type B:

    Click here

    Note

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

    Click here

  2. 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.

    • If the airbag deploys for any reason, it may cause a serious accident.

    B00693Q

    Note

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

    Click here

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

    Click here

  4. REMOVE LOWER STEERING COLUMN COVER

    Click here

  5. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY

    Click here

  6. REMOVE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY


    1. B0026V1

      Disconnect the front side of the 9 connectors.

    2. Detach the 2 wire harness clamps.

    3. B0024VW

      Remove the 2 nuts and instrument panel junction block assembly.

    4. B0025M1

      Disconnect the back side of the 8 connectors.

  7. REMOVE WIRE HARNESS CLAMP BRACKET


    1. B0024CO

      Remove the bolt and wire harness clamp bracket.

  8. REMOVE BODY ECU


    1. B0026TTC01
      B0069FO Press in this Direction

      Press the 2 levers of the body ECU to release the lock.

    2. B00296UC01
      B0069FO Insert in this Direction
      B0068NX Raise in this Direction
      B00692L Protective Tape

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

      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 body ECU.

    3. B00263DC01
      B0069FO Press in this Direction
      B0068NX Remove in this Direction.

      Press the 2 levers of the body ECU again and pull up the body ECU to remove it.

      Note

      Do not touch the ECU connector.