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

COMPONENTS

INSPECTION

1. DRAIN ENGINE COOLANT
2. DISCONNECT UPPER RADIATOR HOSE FROM WATER OUTLET
3. REMOVE NO.2 TIMING BELT COVER




4. REMOVE FUEL PIPE
Remove the 2 union bolts, 4 gaskets and fuel pipe.




5. REMOVE ECT SENSOR
a. Disconnect the ECT sensor connector.
b. Using SST, remove the ECT sensor and gasket.
SST 09205-76030




6. INSPECT ECT SENSOR
Using an ohmmeter, measure the resistance between the terminals.

Resistance: Refer to the graph

If the resistance is not as specified, replace the ECT sensor.

7. REINSTALL ECT SENSOR
a. Install a new gasket to the ECT sensor.
b. Using SST, install the ECT sensor.
SST 09205-76030

Torque: 20 Nm (200 kg.cm, 14 ft.lb)

c. Connect the ECT sensor connector.

8. REINSTALL FUEL PIPE
Install the fuel pipe with 4 new gaskets and the 2 union bolts.

Torque: 34.3 Nm (350 kg.cm, 25 ft.lb)

9. REINSTALL NO.2 TIMING BELT COVER
10. RECONNECT UPPER RADIATOR HOSE TO WATER OUTLET
11. REFILL WITH ENGINE COOLANT