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Home >> Lexus >> 2008 >> LS 600hL >> Repair and Diagnosis >> Body & Frame >> Windows >> Windshield/WINDOWGLASS >> Power Window Control System >> Front Passenger Side Power Window Auto Up / Down Function does not Operate with Front Passenger Side Power Window Switch >> Inspection Procedure
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Inspection Procedure

  1. CHECK FOR DTC 
    1. Check for DTCs.

    Result: 

    RESULT REFERENCE

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

    B: GO TO DTC B2311  (see DTC B2311 POWER WINDOW MOTOR MALFUNCTION )

    C: GO TO DTC B2312  (see DTC B2312 POWER WINDOW SWITCH MALFUNCTION )

    D: GO TO DTC B2313  (see DTC B2313 GLASS POSITION INITIALIZATION INCOMPLETE )

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

    A: Go to Next Step 

  2. CHECK MANUAL UP / DOWN FUNCTION (FRONT PASSENGER SIDE SWITCH) 
    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 FRONT PASSENGER SIDE POWER WINDOW DOES NOT OPERATE WITH FRONT PASSENGER SIDE POWER WINDOW SWITCH )

    OK: Go to Next Step 

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

        P DOOR MOTOR: 

        DATA LIST - P DOOR MOTOR

        Tester Display Measurement Item/Range Normal Condition
        P P/W AUTO SW Front passenger side power window auto UP/DOWN switch signal / ON or OFF ON Front passenger side power window auto UP/DOWN switch operated
        OFF Front passenger side power window switch not operated
      2. Techstream

      P-Door Motor: 

      DATA LIST - P DOOR MOTOR

      Tester Display Measurement Item/Range Normal Condition
      P Door P/W Auto SW Front passenger side power window auto UP/DOWN switch signal / ON or OFF ON Front passenger side power window auto UP/DOWN switch operated
      OFF Front passenger side power window switch not operated

    OK: Tester display changes normally when front passenger side power window switch is operated. 

    NG:  Go to step  4

    OK: REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH  (see REMOVAL )

  4. CHECK HARNESS AND CONNECTOR (FRONT PASSENGER SIDE SWITCH - FRONT PASSENGER SIDE MOTOR) 
    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 

    STANDARD RESISTANCE SPECIFICATION

    Tester Connection Condition Specified Condition
    N6-4 (AUTO) - N3-4 (AUTO) Always Below 1 Ω
    N6-4 (AUTO) or N3-4 (AUTO) - Body ground Always 10 kΩ or higher
    Fig 1: Identifying N6 Switch And N3 Motor Connectors
    G04952129Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to Next Step 

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

    Standard resistance 

    STANDARD RESISTANCE SPECIFICATION

    Tester Connection Switch Condition Specified Condition
    N6-4 (AUTO) - N6-5 (GND) AUTO UP/DOWN operation Below 1 Ω
    Fig 2: Identifying N6 Power Window Regulator Switch Connector
    G05776652Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPLACE POWER WINDOW REGULATOR SWITCH ASSEMBLY  (see REMOVAL )

    OK: REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH  (see REMOVAL )

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