25 April, 2025 Cummins ISB CM850 (2003-06) Fault Code: 441 PID: SID 168 SPN: 168 FMI: 1 Battery 1 Voltage – Data Valid but Below Normal Operational Range – Moderately Severe Level. ECM supply voltage is below the minimum system voltage level. Cummins ISB CM850 (2003-06) Fault Code: 441 PID: SID 168 SPN: 168 FMI: 1 Battery 1 Voltage – Data Valid...
25 April, 2025 Cummins ISB CM850 (2003-06) Fault Code: 442 PID: 168 SPN: 168 FMI: 0 Battery 1 Voltage – Data Valid but Above Normal Operational Range – Moderately Severe Level. ECM supply voltage is above the maximum system voltage level. Cummins ISB CM850 (2003-06) Fault Code: 442 PID: 168 SPN: 168 FMI: 0 Battery 1 Voltage – Data Valid but...
25 April, 2025 Cummins ISB CM850 (2003-06) Fault Code: 443 PID: SID 221 SPN: 1043 Cummins ISB CM850 (2003-06) Fault Code: 443 PID: SID 221 SPN: 1043 FMI: 4 Accelerator Pedal or Lever Position Sensor...
25 April, 2025 Cummins ISB CM850 (2003-06) Fault Code: 449 (Auto) Cummins ISB CM850 (2003-06) Fault Code: 449 (Auto) PID: 94 SPN: 157 FMI: 0 Injector Metering Rail Number 1 Pressure...
25 April, 2025 Cummins ISB CM850 (2003-06) Fault Code: 449 (ISC – Auto) Cummins ISB CM850 (2003-06) Fault Code: 449 (ISC – Auto) PID: 94 SPN: 157 FMI: 0 Injector Metering Rail Number...
25 April, 2025 Cummins ISB CM850 (2003-06) Fault Code: 451 PID: 157 SPN: 157 FMI: 3 Injector Metering Rail Number 1 Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source. High signal voltage detected at rail fuel pressure sensor circuit. Cummins ISB CM850 (2003-06) Fault Code: 451 PID: 157 SPN: 157 FMI: 3 Injector Metering Rail Number 1 Pressure Sensor...