Posts Tagged: engine coolant temperature sensor

Engine coolant Temperature Sensor — What is an engine coolant temperature sensor?

What is an engine coolant temperature sensor? An engine coolant temperature sensor can be located near the engine thermostat or anywhere in the engine cooling system such as the cooling jacket, cylinder head or the radiator. Its job is to report the temperature of the engine. The engine coolant temperature sensor reports its findings directly to the powertrain control module or engine control module. The PCM/ECM uses the engine coolant temperature reading to calculate how much fuel to add to the incoming air. How does an engine coolant  temperature sensor … Read More