2007 Lexus IS 350FACTORY OEM SERVICE PROCEDURE

Operation Check

  1. CHECK WINDOW LOCK SWITCH 
    1. Check that the front passenger side power window and rear power windows operation are disabled when the window lock switch of the power window master switch is pressed.
      Fig 1: Identifying Window Lock Switch
      G04050703Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      standard: 

      Front passenger side power window and rear power windows operation are disabled. 

    2. Check that the front passenger side power window and rear power windows can be operated when the window lock switch is pressed again.

      standard: 

      Front passenger side power window and rear power windows can be operated. 

  2. CHECK MANUAL UP/DOWN FUNCTION 
    1. Check that the driver side power window operates as follows:

      Standard 

      MANUAL UP/DOWN FUNCTION (DRIVER SIDE POWER WINDOW OPERATES)

      Condition Master Switch Switch Operation Power Window
      Engine switch on (IG) Driver side Pulled halfway up UP (Closed)
      Pushed halfway down DOWN (Open)

      Standard 

    2. Check that the power windows except the driver side power window operates as follows:
    MANUAL UP/DOWN FUNCTION (POWER WINDOWS EXCEPT DRIVER POWER WINDOW OPERATES)

    Condition Master Switch Switch Operation Power Window
    • Engine switch on (IG)
    • Window lock switch OFF
    		 Passenger side Pulled halfway up UP (Closed)
    Pushed halfway down DOWN (Open)
    Rear LH Pulled halfway up UP (Closed)
    Pushed halfway down DOWN (Open)
    Rear RH Pulled halfway up UP (Closed)
    Pushed halfway down DOWN (Open)
  3. CHECK AUTO UP/DOWN FUNCTION 
    1. Check that the driver side power window operates as follows:

      Standard 

      AUTO UP/DOWN FUNCTION (DRIVER SIDE POWER OPERATES)

      Condition Master Switch Switch Operation Power Window
      Engine switch on (IG) Driver side Pulled full up UP (Closed)
      Pushed full down DOWN (Open)
    2. Check that the power windows except the driver side power window operate as follows:

    Standard 

    AUTO UP/DOWN FUNCTION (POWER WINDOW EXCEPT DRIVER SIDE POWER WINDOW OPERATE)

    Condition Master Switch Switch Operation Power Window
    • Engine switch on (IG)
    • Window lock switch OFF
    		 Passenger side Pulled full up UP (Closed)
    Pushed full down DOWN (Open)
    Rear LH Pulled full up UP (Closed)
    Pushed full down DOWN (Open)
    Rear RH Pulled full up UP (Closed)
    Pushed full down DOWN (Open)
  4. CHECK REMOTE MANUAL UP/DOWN FUNCTION 
    1. Check that the power windows except the driver side power window operate as follows:

    Standard 

    REMOTE MANUAL UP/DOWN FUNCTION

    Condition Master Switch Switch Operation Power Window
    • Engine switch on (IG)
    • Window lock switch OFF
    		 Passenger side Pulled halfway up UP (Closed)
    Pushed halfway down DOWN (Open)
    Rear LH Pulled halfway up UP (Closed)
    Pushed halfway down DOWN (Open)
    Rear RH Pulled halfway up UP (Closed)
    Pushed halfway down DOWN (Open)
  5. CHECK REMOTE AUTO UP/DOWN FUNCTION 
    1. Check that the power windows except the driver side power window operate as follows:

    Standard 

    REMOTE AUTO UP/DOWN FUNCTION

    Condition Master Switch Switch Operation Power Window
    • Engine switch on (IG)
    • Window lock switch OFF
    		 Passenger side Pulled full up UP (Closed)
    Pushed full down DOWN (Open)
    Rear LH Pulled full up UP (Closed)
    Pushed full down DOWN (Open)
    Rear RH Pulled full up UP (Closed)
    Pushed full down DOWN (Open)
  6. CHECK JAM PROTECTION FUNCTION 

    HINT:

    The jam protection function prevents any part of your body from getting caught by accident between the door frame and the door glass during power window operation.

    Fig 2: Checking Jam Protection Function
    G04050704Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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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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