Inspect Reclining Motor PTC Thermistor Operation

1. Connect the positive (+) lead from the battery to terminal 2, the positive (+) lead from the ammeter to terminal 1 and the negative (-) lead to the battery negative (-) terminal, then recline the seat back to the most forward position.
2. Continue to apply voltage, check that the current changes to less than 1 ampere within 4 to 90 seconds.
   Fig 1: Inspecting Reclining Motor PTC Thermistor Operation (1 Of 2)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Disconnect the leads from the terminals.
4. Approximately 60 seconds later, connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, check that the seat back begins to fall backward.

If operation is not as specified, replace the seat adjuster.

Fig 2: Inspecting Reclining Motor PTC Thermistor Operation (2 Of 2)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002