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Home >> Lexus >> 2021 >> LS 500h AWD >> Repair and Diagnosis >> Body & Frame >> Seats >> Seats - Service Information (2 Of 7) >> REAR SEAT ASSEMBLY (for Power Seat) >> Removal [10/2017 - 09/2018] >> Procedure

Removal [10/2017 - 09/2018]: Procedure

  1. PRECAUTION 
    WARNING:

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

    GTY824211Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Refer to PRECAUTION [10/2017 - 10/2020]

    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.

    Refer to INITIALIZATION [10/2017 - 09/2018]

  2. REMOVE LUGGAGE COMPARTMENT MAT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 24

  3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.

      Refer to PROCEDURE - Step 3

      WARNING:
      GTY581108Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
      • SRS parts are equipped with a backup power source. If work is started within 90 seconds of turning the power switch off and disconnecting the cable from the negative (-) auxiliary battery terminal, SRS parts may deploy.
      NOTE:

      After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.

      Refer to PRECAUTION [10/2017 - 09/2019]

  4. REMOVE REAR SEAT CUSHION ASSEMBLY LH 
    1. Place your hand in the position shown in the illustration and lift the rear seat cushion assembly LH in the removal direction and detach the hook.
      GTY816060Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Place Hand Here
      Remove in this Direction
      NOTE:
      • Detach each hook individually.
      • When the hook is detached, replace the rear seat cushion lock hook with a new one.
    2. Detach the fastening tape.
      GTY817752Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Fastening Tape
    3. Detach the wire harness clamp and disconnect the connector.
      GTY779639Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Rear Seat Cushion Airbag Assembly LH Connector
    4. Disconnect the connector of the rear seat cushion airbag assembly LH.
      1. Push down the white housing lock and slide the yellow CPA.
        GTY778847Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Housing Lock *b CPA
        NOTE:
        • Do not pull while holding the wire harness.
        • Do not try to release the lock while holding down the top of the CPA (A in the illustration), as this prevents the lock from being released.
      2. Slide the yellow CPA while pushing down the white housing lock again, and disconnect the connector.
    5. Using a clip remover, detach the clip.
      GTY784081Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. w/ Refresh Seat:
      1. Using a thin-bladed screwdriver with its tip wrapped with protective tape, detach the claw and disconnect the joint.
        GTY816953Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        Remove in this Direction Protective Tape
      2. Detach the tube clamp.
    7. Remove the rear seat cushion assembly LH.
      NOTE:

      Do not damage the rear seat cushion assembly LH, body and body interior.

  5. REMOVE REAR SEAT CUSHION ASSEMBLY RH 

    HINT: 

    Use the same procedure described for the LH side.

  6. REMOVE REAR CENTER SEAT CUSHION ASSEMBLY 
    1. Slide the rear center seat lap type belt assembly RH.
      GTY784438Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Place your hand in the position shown in the illustration and lift the rear center seat cushion assembly in the removal direction and detach the hook.
      GTY818307Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Place Hand Here
      Remove in this Direction
      NOTE:

      When the hook is detached, replace the rear seat cushion lock hook with a new one.

    3. Pull in the removal direction shown in the illustration to detach the hook.
      GTY812716Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
    4. Detach the wire harness clamp and disconnect the connector.
      GTY829323Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the rear center seat cushion assembly.
      NOTE:

      Do not damage the rear center seat cushion assembly, body and body interior.

  7. REMOVE REAR SEAT CUSHION LOCK HOOK 
    NOTE:
    • If the rear seat cushion hook is detached, replace the rear seat cushion lock hook with a new one.
    • Do not reuse the rear seat cushion lock hook after removing it.

    HINT: 

    Use the same procedure for the other side.

    1. Insert 2 thin-bladed screwdrivers between the rear seat cushion lock hook sleeve and body as shown in the illustration.
      GTY820277Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Body
      *b Sleeve
    2. Pull up the 2 thin-bladed screwdrivers to detach the claws and remove the rear seat cushion lock hook.
  8. REMOVE REAR SEATBACK ASSEMBLY LH 
    1. Using a screwdriver with its tip wrapped with protective tape, remove the cap.
      GTY817110Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Protective Tape
    2. Using a thin-bladed screwdriver with its tip wrapped with protective tape, press the button to release the lock and remove the belt band.
      GTY806473Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
      Protective Tape
    3. Remove the bolt and floor anchor of the rear seat outer belt assembly LH.
      GTY831900Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the nut and floor anchor of the rear center seat outer belt assembly.
    5. Detach the belt band.
    6. Remove the bolt and lift the connector holder.
      GTY799248Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Rear Seat Airbag Assembly LH Connector
      Rear Seat Cushion Airbag Assembly LH Connector
    7. Disconnect the 2 connectors.
    8. Disconnect the connector of the rear seat airbag assembly LH.
      1. Push down the white housing lock and slide the yellow CPA.
        GTY778847Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Housing Lock *b CPA
        NOTE:
        • Do not pull while holding the wire harness.
        • Do not try to release the lock while holding down the top of the CPA (A in the illustration), as this prevents the lock from being released.
      2. Slide the yellow CPA while pushing down the white housing lock again, and disconnect the connector.
    9. Disconnect the connector of the rear seat cushion airbag assembly LH.
      1. Slide the white slider and disconnect the connector.
        GTY834220Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Slider - -
        NOTE:

        Do not pull while holding the wire harness.

    10. Disconnect the 4 connectors.
      GTY784078Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    11. Detach the wire harness clamp.
    12. Remove the 2 nuts.
      GTY774843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction (1)
      Remove in this Direction (2)
    13. Pull in the removal direction (1) shown in the illustration and disconnect the rear seatback assembly LH from the rear No. 2 seat adjuster assembly.
    14. Lift in the removal direction (2) shown in the illustration and disconnect the rear seatback assembly LH from the No. 2 seat reclining adjuster assembly.
    15. Using a clip remover, detach the clip and remove the rear seatback assembly LH.
      NOTE:

      Do not damage the rear seatback assembly LH, body and body interior.

      GTY831927Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE REAR SEATBACK ASSEMBLY RH 
    1. Using a screwdriver with its tip wrapped with protective tape, remove the cap.
      GTY788438Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Protective Tape
    2. Using a thin-bladed screwdriver with its tip wrapped with protective tape, press the button to release the lock and remove the belt band.
      GTY782249Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
      Protective Tape
    3. Remove the bolt and floor anchor of the rear seat outer belt assembly RH.
      GTY796298Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Detach the belt band.
    5. Remove the bolt and lift the connector holder.
      GTY828109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Rear Seat Airbag Assembly RH Connector
      Rear Seat Cushion Airbag Assembly RH Connector
    6. Disconnect the 2 connectors.
    7. Disconnect the connector of the rear seat airbag assembly RH.
      1. Push down the white housing lock and slide the yellow CPA.
        GTY778847Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Housing Lock *b CPA
        NOTE:
        • Do not pull while holding the wire harness.
        • Do not try to release the lock while holding down the top of the CPA (A in the illustration), as this prevents the lock from being released.
      2. Slide the yellow CPA while pushing down the white housing lock again, and disconnect the connector.
    8. Disconnect the connector of the rear seat cushion airbag assembly RH.
      1. Slide the white slider and disconnect the connector.
        GTY834220Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Slider - -
        NOTE:

        Do not pull while holding the wire harness.

    9. w/o Ottoman:
      GTY787672Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A w/ Ottoman
      1. Disconnect the 4 connectors.
    10. w/ Ottoman:
      1. Disconnect the 5 connectors.
    11. Detach the wire harness clamp.
    12. Remove the 2 nuts.
      GTY786484Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction (1)
      Remove in this Direction (2)
    13. Pull in the removal direction (1) shown in the illustration and disconnect the rear seatback assembly RH from the No. 1 rear seat adjuster assembly.
    14. Lift in the removal direction (2) shown in the illustration and disconnect the rear seatback assembly RH from the No. 1 seat reclining adjuster assembly.
    15. Using a clip remover, detach the clip and remove rear seatback assembly RH.
      NOTE:

      Do not damage the rear seatback assembly RH, body and body interior.

      GTY796423Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE REAR CENTER SEAT ARMREST ASSEMBLY 
    1. GTY821835Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A w/ Rear Seat Entertainment System

      w/o Rear Seat Entertainment System:

      1. Disconnect the connector.
    2. w/ Rear Seat Entertainment System:
      1. Disconnect the 2 connectors.
    3. Detach the clamp and remove the connector holder.
    4. Remove the 2 bolts.
    5. Using a clip remover, detach the clip and fold back the armrest cover.
      GTY784458Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the 2 nuts and rear center seat armrest assembly.
      NOTE:

      Do not damage the rear seat center armrest assembly, body and body interior.

      GTY829322Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE REAR NO. 2 SEAT ADJUSTER ASSEMBLY 
    1. Remove the 3 bolts, nut and rear No. 2 seat adjuster assembly.
      GTY788813Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
  12. REMOVE REAR NO. 1 SEAT ADJUSTER ASSEMBLY 
    1. Disconnect the connector.
      GTY777898Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt
      Nut
    2. Remove the 3 bolts, nut and rear No. 1 seat adjuster assembly.
  13. REMOVE REAR DOOR SCUFF PLATE LH 

    Refer to PROCEDURE - Step 13

  14. REMOVE REAR DOOR SCUFF PLATE RH 

    HINT: 

    Use the same procedure described for the LH side.

  15. REMOVE REAR SEAT SIDE GARNISH LH 

    Refer to PROCEDURE - Step 23

  16. REMOVE REAR SEAT SIDE GARNISH RH 

    HINT: 

    Use the same procedure described for the LH side.

  17. REMOVE ROOM PARTITION BOARD ASSEMBLY LH 
    1. Remove the nut.
      GTY798347Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
    2. Pull in the removal direction shown in the illustration to detach the clip and claw.
    3. Detach the claw and guide and remove the belt guides of the rear seat outer belt assembly LH and rear center seat outer belt assembly.
      GTY829287Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Pull the rear seat outer belt assembly LH and rear center seat outer belt assembly out of the room partition board assembly LH and remove the room partition board assembly LH.
      GTY802448Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
  18. REMOVE ROOM PARTITION BOARD ASSEMBLY RH 
    1. Remove the nut.
      GTY795402Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
    2. Pull in the removal direction shown in the illustration to detach the clip and claw.
    3. Detach the claw and guide and remove the belt guide of the rear seat outer belt assembly RH.
      GTY784500Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Pull the rear seat outer belt assembly RH out of the room partition board assembly RH and remove the room partition board assembly RH.
      GTY780884Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
  19. REMOVE NO. 2 EV BATTERY INTAKE DUCT 

    Refer to PROCEDURE - Step 53

  20. REMOVE CENTER ROOM PARTITION GARNISH ASSEMBLY 
    1. Remove the 6 nuts.
      GTY784308Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the clips and remove the room partition center garnish assembly.
  21. REMOVE NO. 1 SEAT RECLINING ADJUSTER ASSEMBLY LH 
    1. Remove the 4 nuts and No. 1 seat reclining adjuster assembly LH.
      GTY829238Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. REMOVE NO. 1 SEAT RECLINING ADJUSTER ASSEMBLY RH 
    1. w/ Ottoman:
      GTY775981Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A w/ Ottoman
      1. Disconnect the connector.
    2. Remove the 4 nuts and No. 1 seat reclining adjuster assembly RH.
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