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Home >> Volkswagen >> 1996 >> Passat GLS, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - Diesel >> Computerized Engine Controls >> Engine Coolant Temperature (ECT) Sensor

Engine Coolant Temperature (ECT) Sensor

ECM uses input from ECT sensor to allow EGR operation, control wastegate operation, and detect engine operating temperature for engine cold start and cold engine idling.