Cummins
Cummins fault code
SPN 629 / FMI 2
Cummins Fault Code 375: Fuel Pump Control Module, Electronic Calibration Code Error
375 on Cummins engines means: Fuel Pump Control Module, Electronic Calibration Code Error. The failure mode (FMI 2) is “data erratic, intermittent or incorrect”.
Lamp: Yellow
Engine may continue to run, but must be repaired the same day.
Code details
- Manufacturer
- Cummins
- Applies to
- Cummins QS-series electronic engines
- Fault code
- 375
- J1939 SPN
- 629
- FMI
- 2 — Data erratic, intermittent or incorrect
- J1587 PID / SID
- S254
- Engine models
- QSB
What to do next
- Read active and inactive codes with the OEM service tool and note the occurrence count.
- FMI 2 tells the shop the type of failure to test for: data erratic, intermittent or incorrect.
- Have a heavy-duty diesel technician confirm the fault against the engine or chassis service manual before replacing parts.
Get this code diagnosed
Send one request and nearby diesel shops and mobile mechanics can quote the repair.
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Related fault codes
- Cummins Fault Code 111 — Engine Control Module – Critical internal failure
- Cummins Fault Code 343 — Engine Control Module - Warning internal hardware failure
- PACCAR Fault Code P060C — Internal ECU Injector Power Generation – Malfunction
- PACCAR Fault Code P1601 — PCI ECU – Internal Error
- PACCAR Fault Code P160A — PCI ECU – Internal Error
- PACCAR Fault Code P060A — PCI ECU – Internal Error
- PACCAR Fault Code P1602 — PCI ECU – Software Error
- PACCAR Fault Code P1658 — PCI ECU – Internal Error
Source: Cummins "Diagnostic Fault Codes For Cummins Engines", publication 80-1044 Rev 5/2013, page 11. See also OBD-II codes.