Engine Coolant Temperature Sensor
- Remove coolant temperature sensor. Place coolant temperature sensor in container of heated coolant with thermometer.
- Connect ohmmeter to coolant temperature sensor terminals. Note resistance at specified temperatures. See ENGINE COOLANT TEMPERATURE SENSOR RESISTANCE . Replace if not within specification.
ENGINE COOLANT TEMPERATURE SENSOR RESISTANCE
| Temperature °F (°C) | Resistance Ohms |
|---|---|
| -4 (-20) | 14,600-17,800 |
| 68 (20) | 2,300-2,700 |
| 176 (80) | 200-400 |