ENGINE COOLANT TEMPERATURE (ECT) SENSOR CONSTRUCTION/OPERATION [Z6]

B3E014018840T02

• Installed on the cylinder head.

1
ECT sensor

• A thermistor type is used and the resistance changes according to the ECT.

• As shown in the characteristics graph, when the ECT is high, the resistance is small, and when the ECT is low, the resistance is large.

1
ECT sensor
2
PCM
3
CPU
4
ECT sensor characteristic
5
Resistance (kilohm)
6
ECT