Possible Causes
| Possible Causes |
|---|
| FUEL PUMP RELAY OUTPUT CIRCUIT OPEN/HIGH RESISTANCE |
| FPCM PWM CONTROL CIRCUIT OPEN/HIGH RESISTANCE |
| FPCM PWM CONTROL CIRCUIT SHORTED TO GROUND |
| FPCM PWM CONTROL CIRCUIT SHORTED TO VOLTAGE |
| FUEL PUMP ASSEMBLY PWM CONTROL CIRCUIT OPEN/HIGH RESISTANCE |
| FUEL PUMP ASSEMBLY PWM CONTROL CIRCUIT SHORTED TO GROUND |
| FUEL PUMP ASSEMBLY RETURN CIRCUIT OPEN/HIGH RESISTANCE |
| FUEL PUMP CONTROL MODULE |
| POWERTRAIN CONTROL MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .