Possible Causes
| Possible Causes |
|---|
| EGR VALVE MOTOR (+) CONTROL 1 CIRCUIT SHORTED TO BATTERY VOLTAGE |
| EGR VALVE MOTOR (+) CONTROL 1 CIRCUIT SHORTED TO THE EGR VALVE CONTROL 2 CIRCUIT |
| EXHAUST GAS RECIRCULATION (EGR) VALVE ASSEMBLY |
| POWERTRAIN CONTROL MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .