Possible Causes
| Possible Causes |
|---|
| 5-Volt Supply Circuit Open Or Shorted |
| Excessive Egr Winding Temperature |
| Egr Valve Assembly Sticking |
| Egr Valve Assembly |
Always Perform The Pre-Diagnostic Troubleshooting Procedure Before Proceeding. Refer To PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .