EGR Gas Temperature Sensor
- Remove sensor from side of EGR valve. Place threaded end of sensor and thermometer in container of oil. See Fig 1.
- Attach ohmmeter to sensor terminals. Heat oil and note resistance at specified temperature. Refer to the EGR TEMPERATURE SENSOR SPECIFICATIONS table. Replace sensor if not within specification.
EGR TEMPERATURE SENSOR SPECIFICATIONS
| Temperature °F (°C) | Ohms |
|---|---|
| 122 (50) | 69-89 |
| 212 (100) | 12-14 |
| 302 (150) | 3-4 |