2007 Lexus RX 350 AWDFACTORY OEM SERVICE PROCEDURE

Operation Check

  1. CHECK WINDOW LOCK SWITCH 
    1. Check that the front passenger side power window and rear power window operation is disabled when the window lock switch of the multiplex network master switch is pressed.

      Standard: Front passenger side power window and rear power window operation is disabled. 

      Fig 1: Identifying Window Lock Switch
      G04967105Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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 

      SWITCH OPERATION TABLE

      Condition Master Switch Switch Operation Power Window
      Ignition switch ON Driver side Pulled halfway up UP (Closed)
      Pushed halfway down DOWN (Open)
    2. Check that the power windows except the driver side power window operates as follows:

      Standard 

      SWITCH OPERATION TABLE

      Condition Master Switch Switch Operation Power Window
      • Ignition switch ON
      • 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 

      SWITCH OPERATION TABLE

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

      Standard 

      SWITCH OPERATION TABLE

      Condition Master Switch Switch Operation Power Window
      • Ignition switch ON
      • 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)
  4. CHECK REMOTE MANUAL UP/DOWN FUNCTION 
    1. Check that the power windows except the driver side power window operate as follows:

      Standard 

      SWITCH OPERATION TABLE

      Condition Master Switch Switch Operation Power Window
      • Ignition switch ON
      • 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 

      SWITCH OPERATION TABLE

      Condition Master Switch Switch Operation Power Window
      • Ignition switch ON
      • 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)
  6. MANUAL UP/DOWN FUNCTION USING DRIVER SIDE DOOR LOCK KEY CYLINDER 
    1. Check that all power windows and sliding roof (standard type only) operate as follows, when the key is inserted into the driver side door lock key cylinder:

      Standard 

      DOOR LOCK KEY OPERATION TABLE

      Condition Key Operation Position/Operation
      No key in ignition key cylinder Turned left (LOCK) for more than 1.5 sec. Driver and passenger side power windows/UP
      Turned left (LOCK) for more than 2.0 sec. Rear LH and RH power windows/UP
      Turned left (LOCK) for more than 2.5 sec. Sliding roof/CLOSE
      Turned right (UNLOCK) for more than 1.5 sec. Driver and passenger side power windows/DOWN
      Turned right (UNLOCK) for more than 2.0 sec. Rear LH and RH power windows/DOWN
      Turned right (UNLOCK) for more than 2.5 1 sec. Sliding roof/OPEN
  7. CHECK MANUAL DOWN FUNCTION USING TRANSMITTER 
    1. Check that all power windows and sliding roof (standard type only) operate as follows when operating the transmitter:

      Standard 

      TRANSMITTER OPERATION TABLE

      Condition Transmitter Operation Position/Operation
      • No key in ignition key cylinder
      • Any door unlocked
      UNLOCK switch pressed for more than 1.5 sec. Driver and passenger side power windows/DOWN
      UNLOCK switch pressed for more than 2.0 sec. Rear LH and RH power windows/DOWN
      UNLOCK switch pressed for more than 2.5 sec. Sliding roof/OPEN

      HINT:

      For a sign for starting operation, the wireless door lock buzzer sounds once (answer-back).

  8. CHECK POWER WINDOW OPERATION FUNCTION AFTER IGNITION SWITCH IS TURNED OFF 
    1. When both of the following conditions are fulfilled, check that the power windows can be operated even after the ignition switch is turned off.
      1. Within 45 seconds after the ignition switch is turned off.
      2. The front doors are closed.
  9. 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.

    NOTE: If the power window motor has been reset, raise and lower the door glass several times using MANUAL function before performing the check.
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.