Coolant Temperature Sensor/Switch (For Computer): Testing and 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
(a) Disconnect the ignition coil connector.





(b) Remove the 2 bolts and ignition coil.
8. REMOVE WATER INLET AND INLET HOUSING ASSEMBLY





9. REMOVE ECT SENSOR
(a) Disconnect the ECT sensor connector.
(b) 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
(a) Install a new gasket and the ECT sensor.

Torque: 20 N.m (200 kgf.cm, 14 ft.lbf)

(b) Connect the ECT sensor connector.
12. REINSTALL WATER INLET AND INLET HOUSING ASSEMBLY
13. REINSTALL NO.2 IGNITION COIL
(a) Install the ignition coil with the 2 bolts.
(b) 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