Engine Coolant Temperature Sensor

Description

Details the operation of the engine coolant sensor (ECT). The ECT is a thermistor device with a negative temperature coefficient. The ECT is one of the main inputs to the ECM. It operation has a huge effect on performance. Learn how it works, what's the reference voltage and how to test it.

Keywords

auto, automotive, scanner, ECT, engine coolant sensor, coolant sensor, ECM, auto diagnostics, training, automotive technology, car, software

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