toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 1346 > < Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 1344
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection

ECT SENSOR INSPECTION

1. Drain Engine Coolant

2. Remove Engine Cooland Temperature (ECT) Sensor

3. 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.

4. Reinstall ECT Sensor

Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 1346 > < Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 1344