Coolant Temperature Sensor
Turn ignition off. Unplug sensor connector. Sensor is threaded into intake manifold. Measure resistance between sensor terminals. Replace sensor if resistance is not as specified in ENGINE COOLANT TEMPERATURE SENSOR RESISTANCE table.
ENGINE COOLANT TEMPERATURE SENSOR RESISTANCE
| Temperature -°F (°C) | Ohms |
|---|---|
| -4 (-20) | 14,000 |
| 32 (0) | 5800 |
| 68 (20) | 2600 |
| 86 (30) | 1700 |
| 176 (80) | 320 |