Cummins ISB CM850 (2003-06) Fault Code: 291 PID: SID 248 SPN: 625 FMI: 9 Proprietary Datalink Error (OEM/Vehicle Datalink) ? Abnormal Update Rate. The ECM cannot communicate with the immobilizer anti-theft system.
Cummins ISB CM850 (2003-06) Fault Code: 292 PID: 441 SPN: 441 FMI: 14 Auxiliary Temperature Sensor Input 1 - Special Instructions.
Cummins ISB CM850 (2003-06) Fault Code: 293 PID: 441 SPN: 441 FMI: 3 Auxiliary Temperature Sensor Input 1 - Voltage Above Normal, or Shorted to High Source. High signal voltage or open circuit detected at the OEM auxiliary temperature circuit.
Cummins ISB CM850 (2003-06) Fault Code: 294 PID: 441 SPN: 441 FMI: 4 Auxiliary Temperature Sensor Input 1 Circuit - Voltage Below Normal, or Shorted to Low Source. Low signal voltage detected at OEM auxiliary temperature circuit.
Cummins ISB CM850 (2003-06) Fault Code: 295 PID: 108 SPN: 108 FMI: 2 Barometric Pressure ?Data Erratic, Intermittent, or Incorrect. The barometric air pressure sensor is reading an erratic value at initial key-on.
Cummins ISB CM850 (2003-06) Fault Code: 296 PID: 223 SPN: 1388 FMI: 14 Auxiliary Pressure Sensor Input 1 - Special Instructions
Cummins ISB CM850 (2003-06) Fault Code: 297 PID: 223 SPN: 1388 FMI: 3 Auxiliary Pressure Sensor Input 1 Circuit - Voltage Above Normal, or Shorted to High Source. High signal voltage detected at the OEM pressure circuit.
Cummins ISB CM850 (2003-06) Fault Code: 298 PID: 223 SPN: 1388 FMI: 4 Auxiliary Pressure Sensor Input 1 Circuit - Voltage Above Normal, or Shorted to High Source. High signal voltage detected at the OEM pressure circuit.
Cummins ISB CM850 (2003-06) Fault Code: 319 PID: 251 SPN: 251 FMI: 2 Real-Time Clock Power Interrupt - Data Erratic, Intermittent or Incorrect. Real-time clock lost power.
Cummins ISB CM850 (2003-06) Fault Code: 322 PID: SID 1 SPN: 651 FMI: 5 Injector Solenoid Driver Cylinder 1 Circuit - Current Below Normal or Open Circuit. High resistance or no current detected at number 1 injector driver or RETURN pin.