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Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> Body & Frame >> Windows >> Windshield/WINDOWGLASS >> Power Window Control System >> Rear Power Window RH Auto Up / Down Function does not Operate with Rear Power Window Switch RH >> Inspection Procedure
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Inspection Procedure

  1. CHECK FOR DTC 
    1. Check for DTCs.

      Result: 

      FOR DTC

      Result Proceed to
      B2311 is output A
      B2312 is output B
      B2313 is output C
      LIN communication system DTC output reoccur D
      DTC is not output E

    A: GO TO  DTC B2311  

    B: GO TO  DTC B2312  

    C: GO TO  DTC B2313  

    D: GO TO LIN COMMUNICATION SYSTEM  (See HOW TO PROCEED WITH TROUBLESHOOTING )

    E: GO TO NEXT STEP 

  2. CHECK MANUAL UP / DOWN FUNCTION 
    1. Check that the manual UP/DOWN function using the power window regulator switch can operate the driver door power window.

      OK: Manual UP/DOWN function operates normally. 

    NG: OTHER PROBLEM (See  REAR POWER WINDOW RH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH RH   ) 

    OK: GO TO NEXT STEP 

  3. READ VALUE OF INTELLIGENT TESTER OR TECHSTREAM (REAR MOTOR RH) 
    1. Use the Data List to check if the power window regulator motor is functioning properly.
      1. Intelligent tester

        RR DOOR MOTOR: 

        INTELLIGENT TESTER RR DOOR MOTOR

        Tester Display Measurement Item/Range Normal Condition Diagnostic Note
        RR P/W AUTO SW Rear power window RH remote auto UP/DOWN switch signal / ON or OFF ON: Rear power window RH remote auto UP/DOWN switch on master switch operated
        OFF: Rear power window RH switch on master switch not operated
        -
      2. Techstream

        RR-Door Motor: 

        TECHSTREAM RR DOOR MOTOR

        Tester Display Measurement Item/Range Normal Condition Diagnostic Note
        RR Door P/W Auto SW Rear power window RH remote auto UP/DOWN switch signal / ON or OFF ON: Rear power window RH remote auto UP/DOWN switch on master switch operated
        OFF: Rear power window RH switch on master switch not operated
        -

        OK: Tester display changes normally when rear power window switch RH is operated. 

    NG: Go to step 4 

    OK: REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (for Rear RH) (See  REMOVAL   ) 

  4. CHECK HARNESS AND CONNECTOR (REAR SWITCH RH - REAR MOTOR RH) 
    1. Disconnect the N6 switch connector.
    2. Disconnect the N3 motor connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      REAR SWITCH RH - REAR MOTOR RH

      Tester Connection Condition Specified Condition
      O7-4 (AUTO) - O8-4 (AUTO) Always Below 1 Ω
      07-1 (AUTO) or O8-4 (AUTO) - Body ground Always 10 kΩ or higher
      Fig 1: Checking Harness And Connector (Rear Switch RH - Rear Motor RH)
      G04952135Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: GO TO NEXT STEP 

  5. INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Rear RH) 
    1. Remove the switch.
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR REAR RH)

      Tester Connection Switch Condition Specified Condition
      O7-4 (AUTO) - O7-5 (GND) AUTO UP/DOWN operation Below 1 Ω
      Fig 2: Inspecting Power Window Regulator Switch Assembly (For Rear RH)
      G04952136Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPLACE POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Rear RH) (See  REMOVAL   ) 

    OK: REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH (for Rear RH) (See  REMOVAL   )