LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2000 >> Outback Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Engine Coolant Temperature (ECT) Sensor
April 5, 2026: LEMON Manuals is launched! Read the announcement.

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.