Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
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 ignition coil.
8. REMOVE WATER INLET AND INLET HOUSING ASSEMBLY.
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.
Resistance: Refer to the chart graph
- If the resistance is not as specified, replace the sensor.
11. REINSTALL ECT SENSOR.
- Install a new gasket and the ECT sensor.
Torque: 25 N.m (250 kgf.cm, 18 ft.lb.)
- Connect the ECT sensor connector.
12. REINSTALL WATER INLET AND INLET HOUSING ASSEMBLY.
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.