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Home › Infiniti › 2004 › FX35 AWD › Repair and Diagnosis › Engine Performance › Engine Control System › DTC P0128 Thermostat Function › Component Inspection › Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor

  1. Check resistance between engine coolant temperature sensor terminals 1 and 2 as shown in the figure. See Figure.

    < Reference data > 

    For engine coolant temperature sensor specifications, see Figure and for graph of thermistor performance, see Figure.

  2. If NG, replace engine coolant temperature sensor.
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