Possible Causes
WARNING: This page is about a different variant/trim than selected.
| Possible Causes |
|---|
| EGR VALVE 5-VOLT SUPPLY CIRCUIT OPEN OR SHORTED TO GROUND |
| EGR POSITION SIGNAL CIRCUIT OPEN/HIGH RESISTANCE |
| EGR POSITION SIGNAL CIRCUIT SHORTED TO GROUND |
| EGR POSITION SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT |
| EGR VALVE |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .