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Engine - Coolant Temperature Sensor/Switch: Testing and Inspection

Inspection

Engine Coolant Temperature Sensor Replacement:




1. Remove the engine coolant temperature sensor.

Engine Coolant Temperature Sensor Testing:




2. Place the sensor in water with a thermometer, and heat the water gradually.
3. Measure the resistance of the sensor by using an ohmmeter.

Engine Coolant Temperature Sensor Specifications:




4. If not as specified, replace the engine coolant temperature sensor.

Tightening torque: 16-23 N-m (12-17 ft.lbs.)