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

ECT SENSOR INSPECTION:
1. REMOVE ECT SENSOR.
2. INSPECT ECT SENSOR.

Engine Coolant Temperature (ECT) Sensor Resistance Values:

- Using an ohmmeter, measure the resistance between the terminals.
- If the resistance is not as specified, replace the sensor.
3. RE-INSTALL ECT SENSOR.

ECT SENSOR CIRCUIT INSPECTION