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Occupant Classification Ecu: Removal

  1. PRECAUTION 
    CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing (See PRECAUTION  ).
  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL (for Manual Seat) 
    CAUTION: Wait for at least 90 seconds after disconnecting the cable to prevent airbag deployment.
    NOTE: When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See INITIALIZATION ).
  3. REMOVE FRONT SEAT HEADREST ASSEMBLY RH (for Manual Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  4. REMOVE FRONT OUTER SEAT TRACK COVER RH (for Manual Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  5. REMOVE FRONT INNER SEAT TRACK COVER RH (for Manual Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  6. REMOVE REAR SEAT TRACK COVER RH (for Manual Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  7. REMOVE FRONT SEAT ASSEMBLY RH (for Manual Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  8. REMOVE FRONT SEAT HEADREST ASSEMBLY RH (for Power Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  9. REMOVE FRONT OUTER SEAT TRACK COVER RH (for Power Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  10. REMOVE FRONT INNER SEAT TRACK COVER RH (for Power Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  11. REMOVE REAR OUTER SEAT TRACK COVER RH (for Power Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  12. REMOVE REAR INNER SEAT TRACK COVER RH (for Power Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  13. REMOVE FRONT SEAT ASSEMBLY RH (for Power Seat) 

    HINT:

    Use the same procedure for the RH side and the LH side (See REMOVAL ).

  14. REMOVE OCCUPANT CLASSIFICATION ECU 
    1. Disconnect the 2 connectors from the occupant classification ECU.
    2. Disengage the claw and remove the occupant classification ECU.
      Fig 1: Identifying Occupant Classification ECU Connector
      G05419391Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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