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

ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION





1. DRAIN ENGINE COOLANT.
2. REMOVE V-BANK COVER.
3. REMOVE BATTERY CLAMP COVER AND AIR CLEANER INLET.
4. REMOVE INTAKE AIR CONNECTOR.
5. REMOVE NO.3 TIMING BELT COVER.
6. REMOVE LOWER HIGH-TENSION CORD COVER.
7. REMOVE NO.2 IGNITION COIL.
- Disconnect the ignition coil connector.



- Remove the 2 bolts. and disconnect the ignition coil.

8. REMOVE WATER INLET AND INLET HOUSING.
9. REMOVE ECT SENSOR.



- Disconnect the ECT sensor connector.
- Remove the ECT sensor and gasket.


10. INSPECT ECT SENSOR.



- Using an ohmmeter, measure the resistance between the terminals.
If the resistance is not as specified, replace the sensor.

11. REINSTALL ECT SENSOR.
- Install a new gasket to the ECT sensor.
- Install the ECT sensor.

Torque: 20 Nm (14 ft.lb)

- Connect the ECT sensor connector.

12. REINSTALL WATER INLET AND INLET HOUSING.
13. REINSTALL NO.2 IGNITION COIL.
- Install the ignition coil with the 2 bolts.
- Connect the ignition coil connector.

14. REINSTALL LOWER HIGH-TENSION CORD COVER.
15. REINSTALL NO.3 TIMING BELT COVER.
16. REINSTALL INTAKE AIR CONNECTOR.
17. REINSTALL AIR CLEANER INLET AND BATTERY CLAMP COVER.
18. REINSTALL V-BANK COVER.
19. REFILL WITH ENGINE COOLANT.