ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION [MZR-CD 2.2]SM2444968
ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION [MZR-CD 2.2]

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Note
• Perform the following test only when directed.

Resistance Inspection

1.Remove the ECT sensor. (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION [MZR-CD 2.2].)

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

3.Measure the resistance between the ECT sensor terminals using an ohmmeter.

• If not as specified, replace the ECT sensor. (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION [MZR-CD 2.2].)

Specification

Water temperature (°C {°F})

Resistance (kilohm)
20 {68.EN_UK}
2.21—2.69
80 {176.EN_UK}
0.29—0.34

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