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Front Door Lock: Inspection

  1. INSPECT FRONT DOOR LOCK LH 
    1. Check the operation.
      1. Connect the positive (+) lead from the battery to terminal 4 (L) and the negative (-) lead to terminal 1 (UL), then check that the lock locks.

        OK: Locks 

        If the result is not as specified, replace the front door lock.

      2. Connect the positive (+) lead from the battery to terminal 1 (UL) and the negative (-) lead to terminal 4 (L), then check that the lock unlocks.

        OK: Unlocks 

        If the result is not as specified, replace the front door lock.

    2. Check the resistance of the unlock detection switch.
      1. Measure the resistance according to the value(s) in the table below.
        Fig 1: Inspecting Front Door Lock LH
        G05402787Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        RESISTANCE SPECIFICATION

        Tester Connection Condition Specified Condition
        7 (E) - 8 (LSSR) Locked 10 kΩ or higher
        7 (E) - 8 (LSSR) Unlocked Below 1 Ω

        If the result is not as specified, replace the front door lock.

    3. Check the resistance of the door lock and unlock switch.
      1. Measure the resistance according to the value(s) in the table below.

        Standard resistance 

        RESISTANCE SPECIFICATION

        Tester Connection Condition Specified Condition
        7 (E) - 9 (L) Locked Below 1 Ω
        7 (E) - 9 (L) Unlocked 10 kΩ or higher
        7 (E) - 10 (UL) Locked 10 kΩ or higher
        7 (E) - 10 (UL) Unlocked Below 1 Ω

        If the result is not as specified, replace the front door lock.

        Fig 2: Inspecting Front Door Lock LH
        G05402788Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT FRONT DOOR LOCK RH 
    1. Check the operation.
      1. Connect the positive (+) lead from the battery to terminal 4 (L) and the negative (-) lead to terminal 1(UL), then check that the lock locks.

        OK: Locks 

        If the result is not as specified, replace the front door lock.

      2. Connect the positive (+) lead from the battery to terminal 1 (UL) and the negative (-) lead to terminal 4 (L), then check that the lock unlocks.

        OK: Unlocks 

        If the result is not as specified, replace the front door lock.

    2. Check the resistance of the unlock detection switch.
      Fig 3: Inspecting Front Door Lock RH
      G05391062Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Measure the resistance according to the value(s) in the table below.

        Standard resistance 

        RESISTANCE SPECIFICATION

        Tester Connection Condition Specified Condition
        7 (LSSR) - 8 (E) Lock 10 kΩ or higher
        7 (LSSR) - 8 (E) Unlock Below 1 Ω

        If the result is not as specified, replace the front door lock.

    3. Check the resistance of the door lock and unlock switch.
      1. Measure the resistance according to the value(s) in the table below.
        Fig 4: Inspecting Front Door Lock RH
        G05402790Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        RESISTANCE SPECIFICATION

        Tester Connection Condition Specified Condition
        8 (E) - 6 (L) Locked Below 1 Ω
        8 (E) - 6 (L) Unlocked 10 kΩ or higher
        8 (E) - 5 (UL) Locked 10 kΩ or higher
        8 (E) - 5 (UL) Unlocked Below 1 Ω

        If the result is not as specified, replace the front door lock.

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