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Inspection Procedure

  1. CHECK WIRE HARNESS (INPUT POWER SUPPLY) 
    1. Disconnect the G3 switch connector.
    2. Turn the ignition switch ON.
    3. Measure the voltage of the wire harness side connector.
      Fig 1: Identifying G3 Switch Connector Terminals
      G04491390Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard voltage 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      G3-3 (B) - Body ground Ignition switch ON 10 to 14 V

    NG: INSPECT FUSE AND REPLACE IT IF NECESSARY, OR INSPECT AND REPAIR WIRE HARNESS AND CONNECTOR 

    OK: Go TO NEXT STEP. 

  2. INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Front Passenger Side) 
    1. Remove the power window regulator switch.
    2. Measure the resistance of the switch when the switch is operated.
      Fig 2: Identifying Power Window Regulator Switch Connector Terminals
      G04491391Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Switch Condition Specified Condition
      1 (D) - 2 (SD)
      3 (B) - 4 (U)      		 UP Below 1 Ω
      4 (U) - 5 (SU)
      1 (D) - 2 (SD)      		 OFF Below 1 Ω
      1 (D) - 3 (B)
      4 (U) - 5 (SU)      		 DOWN Below 1 Ω

    NG: REPLACE POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Front Passenger Side) 

    OK: Go TO NEXT STEP. 

  3. CHECK WIRE HARNESS (REGULATOR SWITCH - REGULATOR MOTOR) 
    1. Disconnect the G3 switch connector.
    2. Disconnect the G2 motor connector.
      3. Fig 3: Identifying G3Regulator Switch - G2 Regulator Motor Connector Terminals
      G04491392Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Measure the resistance of the wire harness side connectors.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Specified Condition
      G3-4 (U) - G2-2 (U) Below 1 Ω
      G3-1 (D) - G2-1 (D) Below 1 Ω
      G3-4 (U) or G2-2 (U) - Body ground 10 kΩ or higher
      G3-1 (D) or G2-1 (D) - Body ground 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    OK: Go TO NEXT STEP. 

  4. INSPECT POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Front Passenger Side) 
    1. Remove the power window regulator motor.
    2. Apply the battery voltage to connector terminals 1 and 2.
      NOTE: Do not apply the battery voltage to any terminals except terminals 1 and 2.
    3. Check that the motor gear rotates smoothly as follows.
      Fig 4: Checking Motor Gear Rotates Smoothly
      G04491393Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      OK: Go TO NEXT STEP. 

      MEASUREMENT SPECIFIED CONDITION

      Measurement Condition Specified Condition
      Battery positive (+)--> 1
      Battery negative (-) --> 2      		 Motor gear rotates clockwise
      Battery positive (+) --> 2
      Battery negative (-) --> 1      		 Motor gear rotates counterclockwise

    NG: REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Front Passenger Side) 

    OK: Go TO NEXT STEP. 

  5. CHECK WIRE HARNESS (MASTER SWITCH - REGULATOR SWITCH) 
    Fig 5: Identifying H2 Master Switch - G3 Regulator Switch Connector Terminals
    G04491394Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the H2 switch connector.
    2. Disconnect the G3 switch connector.
    3. Measure the resistance of the wire harness side connectors.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Specified Condition
      H2-16 (U) - G3-5 (SU) Below 1Ω
      H2-15 (D) - G3-2 (SD) Below 1Ω
      H2-16 (U) or G3-5 (SU) - Body ground 10 kΩ or higher
      H2-15 (D) or G3-5 (SU) - Body ground 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    OK: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 

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