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Home >> Toyota >> 2009 >> RAV4 Base, 2.5 F, AWD >> Repair and Diagnosis >> Body & Frame >> Windows >> Windshield/Window Glass >> Power Window Control System >> Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch >> Inspection Procedure
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Inspection Procedure

  1. CHECK DTC 
    1. Check for DTCs.
    2. Connect Techstream to the DLC3.
    3. By following the tester screen display, check whether any DTCs are output.

    Result 

    RESULT CHART

    Display Proceed to
    No output A
    DTC output B

    B: PROCEED TO INSPECTION PROCEDURE RELEVANT TO OUTPUT DTC 

    A: GO TO NEXT STEP 

  2. READ VALUE USING TECHSTREAM (MASTER SWITCH) 
    1. Use the Data List to check the function of the power window master switch.

    D-Door Motor 

    DATA LIST

    Tester Display Measurement Item/Range Normal Condition Diagnostic Note
    D Door P/W Auto SW Driver side power window AUTO switch signal / ON or OFF ON: Driver side power window
    AUTO switch operates
    OFF: Driver side power window
    AUTO switch does not operate    		 -
    D Door P/W Up SW Driver side power window UP switch signal / ON or OFF ON: Driver side power window
    UP switch operates
    OFF: Driver side power window
    UP switch does not operate    		 -
    D Door P/W Down SW Driver side power window DOWN switch signal / ON or OFF ON: Driver side power window
    DOWN switch operates
    OFF: Driver side power window
    DOWN switch does not operate    		 -

    OK: 

    ON (switch operates) appears on screen. 

    OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Side) 

    NG: GO TO NEXT STEP 

  3. INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 
    1. Remove the power window regulator master switch assembly
      Fig 1: Identifying Power Window Regulator Master Switch Assembly Connector Terminals
      G05586476Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance of the master switch

    Standard resistance 

    TESTER CONNECTION SPECIFIED CONDITION

    Tester Connection Switch Condition Specified Condition
    8 (U) - 1 (E) - 4 (A) Auto UP Below 1 Ω
    4 (A) - 5 (D) - 1 (E) Auto Down Below 1 Ω

    NG: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 

    OK: GO TO NEXT STEP 

  4. INSPECT FUSE (D FR DOOR) 
    1. Remove the D FR DOOR fuse from the instrument panel junction block.

      Standard resistance: 

      Below 1 Ω 

      NG: REPLACE FUSE (D FR DOOR) 

      OK: GO TO NEXT STEP 

  5. CHECK WIRE HARNESS (MASTER SWITCH - REGULATOR MOTOR) 
    Fig 2: Identifying H2 Switch Connector And H4 Motor Connector Terminals
    G05586477Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the H2 switch connector.
    2. Disconnect the H4 motor connector.
    3. Measure the resistance of the wire harness side connectors.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Specified Condition
      H2-4 (A) - H4-4 (AUTO) Below 1 Ω

      NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

      OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Side) 

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