2008 Lexus IS 350FACTORY OEM SERVICE PROCEDURE

Power Window Regulator Motor: Installation

  1. INSTALL FRONT POWER WINDOW REGULATOR MOTOR 
    NOTE: The regulator arm must be below the intermediate position when installing the power window regulator motor.
    1. Using a "torx" socket wrench (T25), install the front power window regulator motor with the 3 screws.

      Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 

      HINT:

      The new front window regulator adopts a self-tapping method. The installation position of regulator will be threaded when the self-tapping screw is inserted.

      Fig 1: Locating Front Power Window Regulator Motor Screws
      G05321198Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL FRONT DOOR WINDOW REGULATOR SUB-ASSEMBLY  (See REASSEMBLY )
  3. INSTALL FRONT DOOR GLASS SUB-ASSEMBLY  (See REASSEMBLY )
  4. INSTALL FRONT DOOR SERVICE HOLE COVER  (See REASSEMBLY )
  5. INSTALL FRONT DOOR INNER GLASS WEATHERSTRIP  (See REASSEMBLY )
  6. INSTALL FRONT DOOR TRIM BOARD SUB-ASSEMBLY  (See REASSEMBLY )
  7. INSTALL COURTESY LIGHT ASSEMBLY  (See REASSEMBLY )
  8. INSTALL POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY  (See REASSEMBLY )
  9. INSTALL FRONT DOOR INSIDE HANDLE BEZEL PLUG  (See REASSEMBLY )
  10. INSTALL REAR POWER WINDOW REGULATOR MOTOR 
    NOTE: The regulator arm must be below the intermediate position when installing the power window regulator motor.
    1. Using a "torx" socket wrench (T25), install the rear power window regulator motor with the 3 screws.

      Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 

      HINT:

      The new rear window regulator adopts a self-tapping method. The installation position of regulator will be threaded when the self-tapping screw is inserted.

      Fig 2: Locating Rear Power Window Regulator Motor Screws
      G04981767Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. INSTALL REAR DOOR WINDOW REGULATOR SUB-ASSEMBLY  (See REASSEMBLY )
  12. INSTALL REAR DOOR GLASS SUB-ASSEMBLY  (See REASSEMBLY )
  13. INSTALL REAR DOOR QUARTER WINDOW GLASS  (See REASSEMBLY )
  14. INSTALL REAR DOOR WINDOW DIVISION BAR SUB-ASSEMBLY  (See REASSEMBLY )
  15. INSTALL REAR DOOR GLASS RUN  (See REASSEMBLY )
  16. INSTALL REAR DOOR SERVICE HOLE COVER  (See REASSEMBLY )
  17. INSTALL REAR DOOR INNER GLASS WEATHERSTRIP  (See REASSEMBLY )
  18. INSTALL REAR DOOR TRIM BOARD SUB-ASSEMBLY  (See REASSEMBLY )
  19. INSTALL REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY  (See REASSEMBLY )
  20. INSTALL REAR DOOR INSIDE HANDLE BEZEL PLUG  (See REASSEMBLY )
  21. CONNECT BATTERY NEGATIVE TERMINAL 
  22. PERFORM INITIALIZATION 
    NOTE: Some systems need initialization after reconnecting the cable to the negative battery terminal (See INITIALIZATION ).
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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.