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Home >> Subaru >> 2000 >> Outback Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Engine Coolant Temperature (ECT) Sensor

Engine Coolant Temperature (ECT) Sensor

PCM supplies reference voltage signal to thermistor. Resistance of ECT sensor changes with variations in coolant temperature, causing signal voltage to increase or decrease.

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