ISX12/ISX11.9 CM2250 Fault Code: 3713 | SPN: 5491 | FMI: 7Aftertreatment 1 Diesel Exhaust Fluid Line Heater Relay – Mechanical System Not Responding or Out of Adjustment

por ECMDIESELTUNING | Mar 6, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3713PID: SPN: 5491FMI: 7/7LAMP: AmberSRT:    A short circuit to battery has been detected on the diesel exhaust fluid line heater power supply circuit.     Possible reduced engine performance. Circuit...

ISX12/ISX11.9 CM2250 Fault Code: 3712 | SPN: 5246 | FMI: 0Aftertreatment SCR Operator Inducement – Data Valid But Above Normal Operating Range – Most Severe Level

por ECMDIESELTUNING | Mar 6, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3712PID: SPN: 5246FMI: 0/0LAMP: RedSRT:    Critical SCR related fault codes have been active for an extended period of time and require immediate attention.     Vehicle speed will be limited to 8 km [5...

ISX12/ISX11.9 CM2250 Fault Code: 3682 | SPN: 3218 | FMI: 2Aftertreatment 1 Intake NOx Sensor Power Supply – Data Erratic, Intermittent, or Incorrect

por ECMDIESELTUNING | Mar 6, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3682PID: SPN: 3218FMI: 2/2LAMP: AmberSRT:    The aftertreatment intake NOx sensor indicates that the power supply to the sensor is incorrect.     None on performance. Circuit Description The aftertreatment...

ISX12/ISX11.9 CM2250 Fault Code: 3681 | SPN: 3228 | FMI: 2Aftertreatment 1 Outlet NOx Sensor Power Supply – Data Erratic, Intermittent, or Incorrect

por ECMDIESELTUNING | Mar 6, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3681PID: SPN: 3228FMI: 2/2LAMP: AmberSRT:    The aftertreatment outlet NOx sensor indicates that the power supply to the sensor is incorrect.     None on performance. Circuit Description The aftertreatment...

ISX12/ISX11.9 CM2250 Fault Code: 3679 | SPN: 3361 | FMI: 11Aftertreatment 1 Diesel Exhaust Fluid Dosing Unit – Root Cause Not Known

por ECMDIESELTUNING | Mar 6, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3679PID: SPN: 3361FMI: 11/11LAMP: AmberSRT:    The diesel exhaust fluid dosing unit has failed to initialize.     Possible reduced engine performance. Circuit Description The diesel exhaust fluid dosing...