Checking The EGR System: Notes
For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .
| Possible Causes |
|---|
| FUSED ASD RELAY OUTPUT CIRCUIT OPEN |
| EGR SOLENOID GROUND CIRCUIT OPEN |
| EGR AIRFLOW CONTROL VALVE |
| EGR SOLENOID/VALVE |
| INTAKE OR EXHAUST SYSTEM PROBLEM |