ISX12/ISX11.9 CM2250 Fault Code: 2881 | SPN: 3480 | FMI: 17Aftertreatment Fuel Pressure Sensor – Data Valid But Below Normal Operating Range – Least Severe Level

por ECMDIESELTUNING | Feb 21, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 2881PID: S332SPN: 3480FMI: 1/17LAMP: AmberSRT:    Low fuel pressure has been detected in the aftertreatment fuel system.     None on performance. Circuit Description The aftertreatment fuel pressure sensor...

ISX12/ISX11.9 CM2250 Fault Code: 2777 | SPN: 3703 | FMI: 31Aftertreatment Regeneration Inhibited Due to Inhibit Switch – Condition Exists

por ECMDIESELTUNING | Feb 21, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 2777PID: S390SPN: 3703FMI: 11/31LAMP: MaintenanceSRT:    Regeneration of the diesel particulate filter has been prevented due to the permit switch being disabled.     Possible frequent need for...

ISX12/ISX11.9 CM2250 Fault Code: 2771 | SPN: 3226 | FMI: 9Aftertreatment 1 Outlet NOx Sensor – Abnormal Update Rate

por ECMDIESELTUNING | Feb 21, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 2771PID: SPN: 3226FMI: 9/9LAMP: AmberSRT:    No communication or an invalid data transfer rate detected on the J1939 data link between the ECM and the aftertreatment outlet NOx sensor.     Possible reduced...

ISX12/ISX11.9 CM2250 Fault Code: 2754 | SPN: 81 | FMI: 16Engine Diesel Particulate Filter Intake Pressure – Data Valid But Above Normal Operating Range – Moderately Severe Level

por ECMDIESELTUNING | Feb 21, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 2754PID: P81SPN: 81FMI: 0/16LAMP: AmberSRT:    Excessive black smoke has been detected exiting the engine and entering the aftertreatment diesel particulate filter.     None on performance. Circuit...

ISX12/ISX11.9 CM2250 Fault Code: 2639 | SPN: 3251 | FMI: 15Aftertreatment 1 Diesel Particulate Filter Differential Pressure – Data Valid But Above Normal Operating Range – Least Severe Level

por ECMDIESELTUNING | Feb 21, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 2639PID: S324SPN: 3251FMI: 0/15LAMP: NoneSRT:    The soot load of the aftertreatment diesel particulate filter has exceeded the recommended limits.     Possible reduced engine performance. Circuit...