Engine Coolant Temperature (ECT) Sensor
Disconnect coolant temperature sensor connector. Measure resistance between sensor terminals at temperatures specified. See ENGINE COOLANT TEMPERATURE SENSOR RESISTANCE table.
ENGINE COOLANT TEMPERATURE SENSOR RESISTANCE
| Application | Temperature | Ohms |
|---|---|---|
| Impreza | 68°F (20°C) | 3000 |
| Impreza | 176°F (80°C) | 270 |
| Justy, Legacy & SVX | 68°F (20°C) | 2000-3000 |
| Justy, Legacy & SVX | 176°F (80°C) | 300-400 |
| Loyale | 14°F (-10°C) | 7000-11,500 |
| Loyale | 68°F (20°C) | 2000-3000 |
| Loyale | 122°F (50°C) | 700-1000 |