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

Service repair no - 18.30.10

Remove
1. Partially drain cooling system. See COOLING SYSTEM, Repair.
2. Disconnect 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 and fit a new copper washer.
7. Fit ECT sensor. Tighten to 20 Nm. (15 lbf. ft).
8. Connect multiplug to ECT sensor.
9. Refill cooling system. See COOLING SYSTEM, Repair.
10. Run engine to normal operating temperature. Check for leaks around ECT sensor.