#
ENGINE COOLANT TEMPERATURE (ECT) SENSOR CONSTRUCTION/OPERATION [L3 Turbo]

id0140b6173400

1 | ECT sensor
2 | Water bypass tube

• Installed on the water bypass tube.
• The ECT sensor is a thermistor type, the resistance changes according to the engine coolant temperature.

1 | ECT sensor
2 | ECT sensor resistance characteristic
3 | Resistance
4 | Engine coolant temperature
5 | Large
6 | Small
7 | Low
8 | High

• The resistance decreases if the engine coolant temperature increases, and increases if the engine coolant temperature decreases.