Coolant Temperature Sensor/Switch (For Computer): Service and Repair

ENGINE COOLANT TEMPERATURE SENSOR

(Numbers seen within image reflect procedure step numbers)





Remove

1. Partially drain cooling system.

2. Disconnect Engine Coolant Temperature (ECT) Sensor multiplug.

3. Position rag around ECT sensor to catch spillage.

4. Remove ECT sensor. Collect and discard copper washer.

Refit

5. Ensure ECT sensor seat in manifold is clean.

6. Coat sensor threads with Loctite 577 or equivalent and fit a new copper washer.

7. Fit ECT sensor.

Tighten to 20 Nm (15 ft.lb.).

8. Connect multiplug to ECT sensor.

9. Refill cooling system.

10. Run engine to normal operating temperature. Check for leaks around ECT sensor.