Possible Causes
| Possible Causes |
|---|
| FUEL INJECTOR 4 CONNECTOR OR WIRING |
| FUSED ASD RELAY OUTPUT CIRCUIT OPEN OR HIGH RESISTANCE |
| INJECTOR 4 CONTROL CIRCUIT SHORTED TO GROUND |
| INJECTOR 4 CONTROL CIRCUIT OPEN OR HIGH RESISTANCE |
| FUEL INJECTOR 4 |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .