2004 Lexus SC 430FACTORY OEM SERVICE PROCEDURE

Quarter Power Windows: Replacement

HINT:

  • The installation procedures are the removal procedures in reverse order. However, only installation procedures requiring additional information are included.
  • Use the same procedures for the RH side and LH side.
  • A bolt without a torque specification is shown in the standard bolt table (see SPECIFIED TORQUE FOR STANDARD BOLTS ).
  1. MOVE ROOF PANEL TO HALF 
    1. Referring to the manual operation procedures, move the roof panel to half. (See MANUAL OPERATING )
    Fig 1: Moving Roof Panel To Half
    G03479718Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE REAR SEAT CUSHION ASSY (See  OVERHAUL  ) 
  3. REMOVE REAR SEAT HEADREST PLATE COVER (See  OVERHAUL  ) 
  4. REMOVE WIND DEFLECTOR BOARD ASSY (See  OVERHAUL  ) 
  5. REMOVE REAR SEAT HEADREST PLATE (See  OVERHAUL  ) 
  6. REMOVE REAR SEAT HEADREST ASSY (See  OVERHAUL  ) 
  7. REMOVE REAR SEATBACK ASSY (See  OVERHAUL  ) 
  8. REMOVE DOOR SCUFF PLATE ASSY RH 
    1. Using a screwdriver, remove the door scuff plate assy RH.

    HINT:

    Tape the screwdriver tip before use.

    Fig 2: Removing Door Scuff Plate Assy RH
    G03479719Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE QUARTER TRIM PANEL ASSY FRONT RH 
    1. Using a screwdriver, release the 4 claws and remove the front seat outer belt garnish.

      HINT:

      Tape the screwdriver tip before use.

      Fig 3: Removing Front Seat Outer Belt Garnish
      G03479720Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 6 screws and clips.
    3. Disengage the 4 clips, then remove the quarter trim panel RH.
    Fig 4: Removing Quarter Trim Panel RH
    G03479721Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE CENTER PILLAR UPPER END WEATHERSTRIP RH 
    1. Using a clip remover, disengage the 4 clips.
    2. Remove the center pillar upper end weatherstrip RH.
    Fig 5: Removing Center Pillar Upper End Weatherstrip RH
    G03479722Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE QUARTER BELT MOLDING RH 
    1. Using a molding remover, remove the quarter belt molding RH.
    Fig 6: Removing Quarter Belt Molding RH
    G03479723Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE LUGGAGE COMPARTMENT DOOR WEATHERSTRIP 
    1. Using a clip remover, disengage the 3 clips.
    2. Remove the front part of the luggage compartment door weatherstrip.
    Fig 7: Removing Luggage Compartment Door Weatherstrip
    G03479724Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE REAR SPEAKER ASSY (See  REPLACEMENT  ) 
  14. REMOVE QUARTER WINDOW ASSY RH 
    1. Disconnect the connector.
    2. Remove the connector and grommet.
    3. Remove the 2 bolts and 4 nuts.
    4. Remove the quarter window assy RH.
    Fig 8: Removing Quarter Window Assy RH
    G03479725Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE QUARTER WINDOW STOP 
    1. Remove the 2 bolts and 2 upper front door window stops.
    Fig 9: Removing Quarter Window Stop
    G03479726Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE POWER WINDOW REGULATOR MOTOR ASSY RH 
    1. Remove the 2 screws and power window regulator motor RH.
    Fig 10: Removing Power Window Regulator Motor RH
    G03479727Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE QUARTER WINDOW ASSY RH 
    1. As shown in Fig 11 , mark the 3 nuts position on the quarter window assy.
      Fig 11: Marking Nuts Position On Quarter Window Assy
      G03479728Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 nuts and quarter window assy RH.
    Fig 12: Removing Quarter Window Assy RH
    G03479729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. INSTALL QUARTER WINDOW ASSY RH 
    1. Install the glass and 3 nuts so that the nut will be placed at the marked positions.
    Fig 13: Installing Glass At Marked Positions
    G03479730Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    HINT:

    When replacing the bracket with a new one, mark the bracket position on the panel assy side.

    Fig 14: Marking Bracket Position On Panel Assy Side
    G03479731Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. INSTALL POWER WINDOW REGULATOR MOTOR ASSY RH 

    Torque: 5.0 N.m (51 kgf.cm, 44 in.lbf) 

  20. INSTALL QUARTER WINDOW STOP 

    Torque: 13 N.m (133 kgf.cm, 10 fl.lbf) 

  21. INSTALL QUARTER WINDOW ASSY RH 

    Torque: 8.0 N.m (82 kgf.cm, 71 in.lbf) 

  22. ADJUST QUARTER WINDOW ASSY RH (See  ADJUSTMENT  ) 
  23. INSTALL REAR SEATBACK ASSY (See  OVERHAUL  ) 

    Torque: 

    • Bolt: 18 N.m (184 kgf.cm, 13 ft.lbf) 
    • Nut: 18 N.m (184 kgf.cm, 13 ft.lbf) 
  24. INSTALL REAR SEAT HEADREST ASSY 

    Torque: 5.0 N.m (51 kgf.cm, 44 in.lbf) 

  25. INSTALL WIND DEFLECTOR BOARD ASSY 

    Torque: 5.0 N.m (51 kgf.cm, 44 in.lbf) 

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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