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POWER SEAT CONTROL ECU(for Rear Seat) REMOVAL

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CAUTION / NOTICE / HINT

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

Table 1. Necessary Procedures after parts removed / installed / replaced
Replacement Part or Procedure Necessary Procedures Effects / Inoperative when not Performed Link
Disconnect cable from negative (-) auxiliary battery terminal Memorize steering angle neutral point LKA/LDA system (for Mono camera type)

for Mono Camera type:Click here

for Stereo Camera type:Click here
Lane control system (for Stereo camera type)
Parking support brake system*
Pre-collision system (for Mono camera type)
Pre-collision system (for Stereo camera type)
Adaptive high beam system

  • Lighting system (EXT)

  • Cornering lights
Variable gear ratio steering system

Click here
Parking assist monitor system

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Panoramic View Monitor System

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Initialize rear door sunshade system Rear door sunshade system

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Initialize power trunk lid system Power trunk lid system

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  • Position control ECU assembly LH (Including removal and installation)

  • Position control ECU assembly RH (Including removal and installation)

 Initialize position control ECU Rear power seat control system

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*: When performing learning using the GTS. Click hereClick here
CAUTION:
B004VVX

  • Wear protective gloves. Sharp areas on the parts may injure your hands.

  • There is risk of injury.

Note:

  • If the rear seat cushion airbag assembly LH was deployed, replace the rear seat cushion panel LH, rear seat cushion pad and separate type rear seat cushion cover with the necessary parts in accordance with the extent of the collision damage.

  • If the rear seat airbag assembly LH was deployed, replace the rear seat sub panel sub-assembly LH, separate type rear seatback pad and separate type rear seatback cover with the necessary parts in accordance with the extent of the collision damage.

  • Replace any other damaged parts as necessary.

Tip:

  • Use the same procedure for RHD and LHD vehicles.

  • The procedure listed below is for LHD vehicles.

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PROCEDURE


  1. Click here

    PRECAUTION

    CAUTION:
    B004U54

    Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.

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    Note:

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

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  2. Click here

    REMOVE LUGGAGE COMPARTMENT MAT SUB-ASSEMBLY

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  3. Click here

    DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

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    CAUTION:
    B004UM0

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

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

    Note:

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

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  4. Click here

    REMOVE REAR SEAT CUSHION ASSEMBLY LH

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  5. Click here

    REMOVE REAR SEAT CUSHION ASSEMBLY RH

    Tip:

    Use the same procedure described for the LH side.

  6. Click here

    REMOVE REAR SEAT CUSHION LOCK HOOK

    Click here

  7. Click here

    REMOVE REAR SEATBACK ASSEMBLY LH

    Click here

  8. Click here

    REMOVE REAR SEATBACK ASSEMBLY RH

    Click here

  9. Click here

    REMOVE NO. 1 SEATBACK CHECK VALVE WITH HOSE LH (w/ Refresh Seat)

    Click here

  10. Click here

    REMOVE NO. 1 SEATBACK CHECK VALVE WITH HOSE RH (w/ Refresh Seat)

    Tip:

    Use the same procedure described for the LH side.

  11. Click here

    INSTALL NO. 2 SEATBACK CHECK VALVE WITH HOSE LH (w/ Refresh Seat)

    Click here

  12. Click here

    REMOVE NO. 2 SEATBACK CHECK VALVE WITH HOSE RH (w/ Refresh Seat)

    Tip:

    Use the same procedure described for the LH side.

  13. Click here

    REMOVE SEATBACK CHECK VALVE WITH BRACKET LH

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  14. Click here

    REMOVE SEATBACK CHECK VALVE WITH BRACKET RH

    Tip:

    Use the same procedure described for the LH side.

  15. Click here

    REMOVE LUMBER SUPPORT PUMP SUB-ASSEMBLY LH

    Click here

  16. Click here

    REMOVE LUMBER SUPPORT PUMP SUB-ASSEMBLY RH

    Tip:

    Use the same procedure described for the LH side.

  17. Click here

    REMOVE POSITION CONTROL ECU ASSEMBLY LH


    1. B004VC0

      Disconnect the 4 connectors.

    2. Detach the wire harness clamp.

    3. B004SEP

      Remove the 2 nuts and position control ECU assembly LH.

  18. Click here

    REMOVE POSITION CONTROL ECU ASSEMBLY RH

    Tip:

    Use the same procedure described for the LH side.