Operation CHARM: Car repair manuals for everyone.

Coolant Temperature Sensor Test

COOLANT TEMPERATURE SENSOR INSPECTION

1. Remove the engine coolant temperature sensor.




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




3. Measure the resistance between engine coolant temperature sensor terminals A and B by using an ohmmeter.




Specification

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