ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION [L8, LF, L5]


id014046802000


ECT Sensor Resistance Inspection

1.  Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS [L8, LF, L5].)

2.  Remove the ECT sensor. (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION [L8, LF, L5].)

3.  Place the ECT sensor in water with a thermometer, and heat the water gradually.

4.  Measure the resistance between the ECT sensor terminals A and B using an ohmmeter.

am5ezw00001557

•  If not as specified, replace the ECT sensor.
(See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION [L8, LF, L5].)

Specification

Water temperature (°C {°F})

Resistance (kilohms)

20{68}
35.48—39.20
80{176}
3.65—4.02