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Front Seat Inner Belt Assembly: Inspection

  1. INSPECT FRONT SEAT INNER BELT ASSEMBLY LH 
    1. Check the buckle switch.
      1. Fasten the seat belt (buckle switch is ON).
      2. Measure the resistance between the terminals.

        Standard resistance 

        TESTER CONNECTION AND SPECIFIED CONDITION

        Tester Connection Specified Condition
        A-1 - A-2 1,330 Ω
        A-1 - A-3 10 kΩ or higher
      3. Release the seat belt (buckle switch is OFF).
      4. Measure the resistance between the terminals.

        Standard resistance 

        TESTER CONNECTION AND SPECIFIED CONDITION

        Tester Connection Specified Condition
        A-1 - A-2 330 Ω
        A-1 - A-3 Below 1 Ω
        Fig 1: Inspect Front Seat Inner Belt Assembly LH Connector Terminal
        G04158706Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        If the result is not as specified, replace the inner belt assembly.

  2. INSPECT FRONT SEAT INNER BELT ASSEMBLY RH 
    1. Check the buckle switch.
      1. Fasten the seat belt (buckle switch is ON).
      2. Measure the resistance between the terminals.

        Standard resistance 

        TESTER CONNECTION AND SPECIFIED CONDITION

        Tester Connection Specified Condition
        A-1 - A-2 1,330 Ω
        A-1 - B-2 10 kΩ or higher
        A-3 - B-1 Below 1 Ω
      3. Release the seat belt (buckle switch is OFF).
      4. Measure the resistance between the terminals.

        Standard resistance 

        TESTER CONNECTION AND SPECIFIED CONDITION

        Tester Connection Specified Condition
        A-1 - A-2 330 Ω
        A-1 - B-2 Below 1 Ω
        A-3 - B-1 Below 1 Ω
        Fig 2: Inspecting Front Seat Inner Belt Assembly RH Connector Terminal
        G04158707Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        If the result is not as specified, replace the inner belt assembly.

  3. INSPECT OCCUPANT DETECTION SENSOR 
    1. Measure the resistance of the sensor.

      Standard resistance 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester Connection Specified Condition
      Apply more than 147 N (15 kgf, 33 lbf) to occupant detection sensor Below 100 Ω
      Seat not occupied 1 MΩ or higher
      Fig 3: Inspecting Occupant Detection Sensor
      G04158708Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      If the result is not as specified, replace the front seat cushion pad.

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