Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
INSPECTION1. DRAIN ENGINE COOLANT
2. REMOVE V-BANK COVER
3. REMOVE INTAKE AIR CONNECTOR PIPE
4. DISCONNECT THROTTLE BODY FROM INTAKE MANIFOLDS
5. REMOVE ECT SENSOR
a. Disconnect the ECT sensor.
b. Remove the ECT sensor and gasket.
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 and the ECT sensor.
Torque: 19.6 N.m (200 kgf.cm, 14 ft.lbf)
b. Connect the ECT sensor connector.
8. REINSTALL THROTTLE BODY TO INTAKE MANIFOLDS
9. REINSTALL INTAKE AIR CONNECTOR PIPE
10. REFILL WITH ENGINE COOLANT
11. REINSTALL V-BANK COVER