Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 451 PID: SPN: 157 FMI: 3 Injector Metering Rail 1 Pressure Sensor Circuit- Voltage Above Normal or Shorted to High Source
Circuit DescriptionThe engine control module (ECM) provides a 5 volt supply to the fuel rail pressure sensor using a dedicated...
