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 |
|---|---|---|
| Legacy | 68°F (20°C) | 2000-3000 |
| Legacy | 176°F (80°C) | 300-400 |