Cummins ISC CM2150 (2007-09) Fault Code: 222 PID: 108 SPN: 108 FMI: 4 Barometric Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source. Low signal voltage detected at barometric pressure circuit.
Verify the electronic control module (ECM) calibration is correct. Check the calibration revision history found on QuickServe® Online for applicable...