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Seat Belt Tension Reducer System: Inspection

  1. INSPECT FRONT SEAT INNER BELT ASSY LH 
    1. Measure the resistance between the terminals of the buckle switch.
      2. Fig 1: Inspecting Front Seat Inner Belt Assy LH
      G02999798Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    FRONT SEAT INNER BELT ASSY LH - RESISTANCE TABLE

    Tester Condition Condition Specified Condition
    5 - 6 Fasten seat belt Below 1 Ω
    5 - 6 Release seat belt 1 MΩ or higher

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

  2. INSPECT FRONT SEAT INNER BELT ASSY RH 
    1. Measure the resistance between the terminals of the buckle switch.
      2. Fig 2: Inspecting Front Seat Inner Belt Assy RH
      G02999799Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    FRONT SEAT INNER BELT ASSY RH - RESISTANCE TABLE

    Tester Condition Condition Specified Condition
    2 - 5 Fasten seat belt 320 to 340 Ω
    2 - 5 Release seat belt 1,300 to 1,360 Ω

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

  3. INSPECT FRONT SEAT OUTER BELT ASSY LH 
    NOTE: Do not apply battery voltage to the pretensioner connector.
    1. Check tension reducer operation.
    1. Connect the battery's positive lead to terminal 1 of connector A and the negative lead to terminal 2.
    2. Check that an operating noise is heard when the magnetized solenoid is attracting the plunger.
    3. Pull out the seat belt and let it rewind. Listen to the operating sound. Pull out the seat belt again and disconnect the battery's negative lead. Listen to the operating sound again and check that the operating sound volume has increased.

    If the result is not as specified, replace the outer belt assy.

    Fig 3: Inspecting Front Seat Outer Belt Assy LH
    G02999800Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSPECT FRONT SEAT OUTER BELT ASSY RH 
    NOTE: Do not apply battery voltage to the pretensioner connector.
    1. Check tension reducer operation.
    1. Connect the battery's positive lead to terminal 1 of connector A and the negative lead to terminal 2.
    2. Check that an operating noise is heard when the magnetized solenoid is attracting the plunger.
    3. Pull out the seat belt and let it rewind. Listen to the operating sound. Pull out the seat belt again and disconnect the battery's negative lead. Listen to the operating sound again and check that the operating sound volume has increased.

    If the result is not as specified, replace the outer belt assy.

    Fig 4: Inspecting Front Seat Outer Belt Assy RH
    G02999801Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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