fault code 2372 DTCs is documented in this official Cummins ISX11.9 CM2250 diagnostic and troubleshooting manual. The 8-page PDF explains the Fuel Filter Differential Pressure – Data Valid But Above Normal Operational Range – Moderately Severe Level condition on the fuel filter differential pressure circuit, including the SPN, FMI and PID identifiers a technician reads with the Cummins INSITE electronic service tool.
fault code 2372 DTCs document details
| Brand | Cummins |
| Model coverage | ISX11.9 CM2250, ISB6.7 CM2250, ISC8.3 and ISL9 CM2250, and ISX15 CM2250 |
| System / group | Fuel filter differential pressure circuit |
| Fault code | 2372 (PID P095) |
| SPN | SPN 95 |
| FMI | FMI 0/16 |
| Warning lamp | Amber |
| Pages | 8 |
| Revision | Last modified 04-Jan-2011 |
| Format | |
| Language | English |
Document table of contents
- Circuit description and component location
- Conditions for running the diagnostics
- Conditions for setting the fault code
- Action taken when the fault code is active
- Conditions for clearing the fault code
- Shop Talk and possible causes
- Associated procedures table
- Guided troubleshooting steps
Common causes and symptoms
- Excessive fuel flow restriction to the high pressure fuel pump
- A plugged or restricted fuel filter
Applicable truck models and engines
This document applies to the ISX11.9 CM2250, ISB6.7 CM2250, ISC8.3 and ISL9 CM2250, and ISX15 CM2250 engine families running the CM2250 electronic control module. When SPN 95 / FMI 0/16 sets, the engine can possibly have low power. Coverage and part numbers should always be verified against current service data on the Cummins official support site before ordering components.
Who needs this fault code 2372 DTCs manual
Fleet technicians, mobile mechanics and workshop owners use this code 2372 DTCs reference to confirm the high pressure fuel pump diagnosis before replacing parts, and to follow the same clearing steps Cummins publishes for INSITE. Reading the live data and freeze-frame with INSITE before any parts replacement helps avoid unnecessary repairs and repeat shop visits. The revision date of 04-Jan-2011 and the SPN, FMI and PID values make it a reliable bench reference for ISX11.9 CM2250 diagnostics.
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