B6.7 CM2450 B155B Fault Code: 3718 | SPN: 3216 | FMI: 13Aftertreatment 1 Intake NOx – Out of Calibration

by DPFDELETE-TUNER | Mar 3, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3718PID: SPN: 3216FMI: 13/13LAMP: AmberSRT:    A nominal system voltage mismatch has been detected by the aftertreatment intake NOx sensor.     None on performance. Circuit Description The aftertreatment...

B6.7 CM2450 B155B Fault Code: 3717 | SPN: 3226 | FMI: 13Aftertreatment 1 Outlet NOx Sensor – Out of Calibration

by DPFDELETE-TUNER | Mar 3, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3717PID: SPN: 3226FMI: 13/13LAMP: AmberSRT:    A nominal system voltage mismatch has been detected by the aftertreatment outlet NOx sensor.     None on performance. Circuit Description The aftertreatment...

B6.7 CM2450 B155B Fault Code: 3712 | SPN: 5246 | FMI: 0Aftertreatment SCR Operator Inducement – Data Valid But Above Normal Operating Range – Most Severe Level

by DPFDELETE-TUNER | Mar 3, 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...

B6.7 CM2450 B155B Fault Code: 3682 | SPN: 3218 | FMI: 2Aftertreatment 1 Intake NOx Sensor Power Supply – Data Erratic, Intermittent, or Incorrect

by DPFDELETE-TUNER | Mar 3, 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...

B6.7 CM2450 B155B Fault Code: 3681 | SPN: 3228 | FMI: 2Aftertreatment 1 Outlet NOx Sensor Power Supply – Data Erratic, Intermittent, or Incorrect

by DPFDELETE-TUNER | Mar 3, 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...

B6.7 CM2450 B155B Fault Code: 3649 | SPN: 5024 | FMI: 10Aftertreatment 1 Intake NOx Sensor Heater – Abnormal Rate of Change

by DPFDELETE-TUNER | Mar 3, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3649PID: SPN: 5024FMI: 10/10LAMP: AmberSRT:    The aftertreatment intake NOx sensor heater is unable to maintain its normal operating temperature.     None on performance. Circuit Description The...