Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection

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ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION [MZR 2.5]

1. Remove the battery cover. Removal and Replacement

2. Disconnect the negative battery cable. Removal and Replacement

3. Drain the engine coolant. Service and Repair

4. Disconnect the ECT sensor connector.

5. Remove the ECT sensor. Service and Repair

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

7. Measure the resistance between ECT sensor terminals A and B.

- If not as specified, replace the ECT sensor. Service and Repair

ECT sensor specification