Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 559 PID: PID 157 SPN: 157 FMI: 18 Injector Metering Rail 1 Pressure- Data Valid But Below Normal Operating Range- Moderately Severe Level
Circuit DescriptionThe engine control module (ECM) provides a 5 volt supply to the fuel rail pressure sensor using a dedicated...
