Fuel Pump Control Module (FPCM): Troubleshooting
WARNING: This page is about a different variant/trim than selected.
| Item | Condition |
|---|---|
| Low pressure pump open circuit | If below 0.4 A (2 sec) |
| Low pressure pump overvoltage | If above 40 A (0.2 sec)/If below 15 A (20 sec) |
| Pressure sensor open circuit | If below 0.3 V (10 sec) |
| Pressure sensor short circuit | If 4.75 V or above 4.75 V (2 sec) |
| Low pressure pump system error | If the difference between the target fuel pressure and the current fuel pressure is above 100 kPa (5 sec) |
| CAN TIME OUT | CAN message not received. (0.5 sec) |
| Pressure sensor signal error | If above 100 kPa (10 sec) |
| High output value of the pressure sensor | 4.75 V > pressure sensor output voltage (10 sec) > 3.7 V |
| Low pressure pump control circuit error | Pressure sensor supply voltage < 4.75 V or Pressure sensor supply voltage (2 sec)> 5.25 V |