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Home >> Lexus >> 2008 >> GX 470 >> 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 MANUAL UP/DOWN FUNCTION (REAR RH) 
    1. Check that the door glass can be operated manually.

    NG: OTHER PROBLEM 

    OK: Go to Next Step 

  2. CHECK ILLUMINATION (POWER WINDOW REGULATOR SWITCH) 
    1. Turn the ignition switch ON.
    2. Operate the power window switch.
    3. Check the blinking pattern of the illumination as shown in the illustration.
      Fig 1: Identifying Power Window Regulator Switch
      G05846642Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Fig 2: Blinking Pattern Of Illumination
      G05846643Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. If pattern (1) is displayed, proceed to A.
      2. If pattern (2) or (3) is displayed, proceed to B.
      3. If the normal pattern is displayed, proceed to C.

    B: Go to step 4 

    C: REPLACE REAR POWER WINDOW REGULATOR SWITCH (REAR RH) 

    A: Go to Next Step 

  3. RESET POWER WINDOW REGULATOR MOTOR (REAR RH) 
    1. Turn the ignition switch ON.
    2. Open the door glass.
    3. Fully pull up the power window switch until the door glass is fully closed.
    4. Continue to hold the switch 1 second or more even after the door glass is fully closed.
    5. Check that the AUTO UP/DOWN function operates completely.

    OK: END 

    NG: Go to Next Step 

  4. CHECK WIRE HARNESS (POWER WINDOW REGULATOR SWITCH - POWER WINDOW MOTOR) 
    1. Remove the rear RH side door trim board.
    2. Disconnect the P9 power window switch connector
    3. Disconnect the P13 power window motor connector.
    4. Check the continuity between the wire harness side connectors. Standard:

    Standard resistance 

    RESISTANCE SPECIFIED CONDITIONS

    Terminal No. Specified Condition
    P9-5 - P13-4 Below 1 Ω
    P9-3 - P13-3 Below 1 Ω
    P9-4 - P13-5 Below 1 Ω
    P9-8 - P13-6 Below 1 Ω
    P9-3 - Body ground No continuity
    P9-4 - Body ground No continuity
    P9-5 - Body ground No continuity
    P9-8 - Body ground No continuity

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Fig 3: Identifying P9 Power Window Switch And P13 Power Window Motor Connector Terminals
    G05846644Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: REPLACE POWER WINDOW REGULATOR MOTOR (REAR RH)