Engine Coolant Temperature (ECT) Sensor
Faults in engine (coolant) temperature sensor circuit should set Diagnostic Trouble Code (DTC) P0115, or DTC P0125. To test system, see DTC P0115 OR P0125: ENGINE COOLANT TEMPERATURE (ECT) SENSOR in appropriate TESTS W/CODES article.
ENGINE COOLANT TEMPERATURE (ECT) SENSOR LOCATION
| Application | Location |
|---|---|
| Sentra | On Intake Manifold, |
| ** | Below Engine Oil Filler Cap |
ENGINE (COOLANT) TEMPERATURE SENSOR RESISTANCE
| Temperature - °F (°C) | Ohms |
|---|---|
| 68 (20) | 2100-2900 |
| 122 (50) | 680-1000 |
| 176 (80) | 300-330 |
| 194 (90) | 236-260 |