B6.7 CM2450 B155B Fault Code: 2387 | SPN: 641 | FMI: 7VGT Actuator Driver Circuit (Motor) – Mechanical System Not Responding or Out of Adjustment

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 2387PID: S27SPN: 641FMI: 7/7LAMP: AmberSRT:    The smart VGT controller has detected incorrect stop limits, or the VGT is unable to move to the closed position.     Possible reduced engine performance....

B6.7 CM2450 B155B Fault Code: 687 | SPN: 103 | FMI: 18Turbocharger 1 Speed – Data Valid But Below Normal Operating Range – Moderately Severe Level

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 687PID: P103SPN: 103FMI: 1/18LAMP: AmberSRT:    Low turbocharger speed detected by the ECM.     Possible reduced engine performance. Circuit Description The turbocharger speed sensor is a variable...

B6.7 CM2450 B155B Fault Code: 14625 | SPN: 517006 | FMI: 18DEF Filter monitor – Data Valid But Below Normal Operating Range – Moderately Severe Level

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 14625PID: SPN: 517006FMI: 1/18LAMP: MaintenanceSRT:    Aftertreatment diesel exhaust fluid dosing unit filter change is near maintenance interval.     None on performance. Circuit Description The engine...

B6.7 CM2450 B155B Fault Code: 14624 | SPN: 517006 | FMI: 1DEF Filter monitor – Data Valid But Below Normal Operating Range – Most Severe Level

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 14624PID: SPN: 517006FMI: 1/1LAMP: AmberSRT:    Aftertreatment diesel exhaust fluid dosing unit filter change interval has been exceeded.     None on performance. Circuit Description The engine control...

B6.7 CM2450 B155B Fault Code: 14357 | SPN: 3695 | FMI: 9Aftertreatment Regeneration Inhibit Switch – Abnormal Update Rate

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 14357PID: SPN: 3695FMI: 9/9LAMP: NoneSRT:    The ECM expected information from a multiplexed device but did not receive it soon enough or did not receive it at all.     At least one multiplexed device...

B6.7 CM2450 B155B Fault Code: 14356 | SPN: 3695 | FMI: 13Aftertreatment Regeneration Inhibit Switch – Out of Calibration

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 14356PID: SPN: 3695FMI: 13/13LAMP: NoneSRT:    The ECM expected information from a multiplexed device but only received a portion of the necessary information.     At least one multiplexed device...