Cummins X12 CM2350 Fault Code 2638 |SPN 5298 |FMI 1/17 |PID S380

Jun 14, 2025 | Uncategorized

FAULT CODE 2638 Aftertreatment 1 Diesel Oxidation Catalyst Conversion Efficiency – Data Valid But Below Normal Operating Range – Least Severe Level Overview   CODE REASON EFFECT Fault Code: 2638PID: S380SPN: 5298FMI: 1/17LAMP: NoneSRT:   ...

Cummins X12 CM2350 Fault Code 2387 |SPN 641 |FMI 7/7 |PID S27

Jun 14, 2025 | Uncategorized

FAULT CODE 2387 VGT Actuator Driver Circuit (Motor) – Mechanical System Not Responding or Out of Adjustment Overview   CODE REASON EFFECT Fault Code: 2387PID: S27SPN: 641FMI: 7/7LAMP: AmberSRT:    The smart VGT controller has detected incorrect stop...

Cummins X12 CM2350 Fault Code 2375 |SPN 412 |FMI 3/3 |PID P412

Jun 14, 2025 | Uncategorized

FAULT CODE 2375 Exhaust Gas Recirculation Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source Overview   CODE REASON EFFECT Fault Code: 2375PID: P412SPN: 412FMI: 3/3LAMP: AmberSRT:   High signal voltage detected at EGR...

Cummins X12 CM2350 Fault Code 2349 |SPN 2791 |FMI 5/5 |PID S146

Jun 14, 2025 | Uncategorized

FAULT CODE 2349 EGR Valve Control Circuit – Current Below Normal or Open Circuit Overview   CODE REASON EFFECT Fault Code: 2349PID: S146SPN: 2791FMI: 5/5LAMP: AmberSRT:    Motor terminal or motor coil open circuit has been detected by the ECM.  ...

Cummins X12 CM2350 Fault Code 2273 |SPN 411 |FMI 3/3 |PID P411

Jun 14, 2025 | Uncategorized

FAULT CODE 2273 Exhaust Gas Recirculation Differential Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source Overview   CODE REASON EFFECT Fault Code: 2273PID: P411SPN: 411FMI: 3/3LAMP: AmberSRT:   High signal voltage detected at the...

Cummins X12 CM2350 Fault Code 1981 |SPN 3936 |FMI 0/15

Jun 5, 2025 | Uncategorized

FAULT CODE 1981 Aftertreatment 1 Diesel Particulate Filter System – Data Valid But Above Normal Operating Range – Least Severe Level Overview   CODE REASON EFFECT Fault Code: 1981PID: SPN: 3936FMI: 0/15LAMP: AmberSRT:    The aftertreatment...