Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 14 (MCM) Diesel Particulate Filter Temperature Rise

NOTE: If any other codes are active fix those first.

PROBABLE CAUSES:
1. DPF outlet temperature sensor.
2. DPF outlet temperature sensor connector/harness.
3. Failed injector/cylinder on one of the cylinders.
4. Failed DOC.
5. Failed DOC sensor.
6. Remove the Aftertreatment Device (DPF) and inspect for signs of soot. If present, find source (charge air cooler, EGR valve, turbocharger, intake throttle valve, exhaust pipe leaks, delta P sensor failure).
7. Failed DPF.

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 10 (MCM) Diesel Particulate Filter Outlet Temperature Sensor Stuck

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 8 (MCM) Motor Control Module Has Detected an Impossible Temperature Shift on the Diesel Particulate Filter Outlet Temperature Sensor

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 4 (MCM) Diesel Particulate Filter Outlet Temperature Circuit Failed Low

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 3246 FMI 3 (MCM) Diesel Particulate Filter Outlet Temperature Circuit Failed High

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