Possible Causes
WARNING: This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| HIGH RESISTANCE IN THE EGR TEMPERATURE SENSOR TEMP SIGNAL CIRCUIT |
| HIGH RESISTANCE IN THE SENSOR GROUND CIRCUIT |
| ENGINE RUNNING TOO RICH |
| ENGINE TEMPERATURE TOO LOW |
| EGR TEMPERATURE SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to: 2.0L - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .