PACCAR PX-6 CM2150 (2007-09) Fault Code: 1881 PID: SID 324 SPN: 3251 FMI: 4 Aftertreatment Particulate Filter Differential Pressure Sensor Circuit - Voltage Below Normal or Shorted to Low Source. Low signal voltage or open circuit detected at the aftertreatment differential pressure sensor circuit.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1883 PID: SID 324 SPN: 3251 FMI: 2 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor - Data Erratic, Intermittent, or Incorrect. The aftertreatment diesel particulate filter differential pressure sensor is reading an erratic value at initial key-ON or during engine operation.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1896 PID: SID 146 SPN: 2791 FMI: 13 EGR Valve Controller - Out of Calibration. The EGR valve has failed the automatic calibration procedure at initial key-on.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1899 PID: 411 SPN: 411 FMI: 1 Exhaust Gas Recirculation (EGR) Valve Delta Pressure - Data Valid But Above Normal Operating Range - Moderately Severe Level. The EGR differential pressure sensor has detected low EGR gas flow or the EGR differential pressure reading is not valid for engine operating conditions.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1911 (ISB/QSB3.3) PID: 157 SPN: 157 FMI: 0 Injector Metering Rail Number 1 Pressure - Data Valid but Above Normal Operating Range - Most Severe Level. The ECM has detected that fuel pressure in the rail fuel is higher than the commanded pressure.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1911 (ISC/ISL) PID: 157 SPN: 157 FMI: 0 Injector Metering Rail Number 1 Pressure - Data Valid but Above Normal Operating Range - Most Severe Level. The ECM has detected that fuel pressure in the rail fuel is higher than the commanded pressure.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1921 PID: SID 324 SPN: 3251 FMI: 0 Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid But Above Normal Operating Range - Moderately Severe Level. The soot load of the aftertreatment diesel particulate filter has exceeded the recommended limits.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1922 PID: SID 324 SPN: 3251 FMI: 0 Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid But Above Normal Operating Range - Most Severe Level. The soot load of the aftertreatment diesel particulate filter has exceeded the recommended limits.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1938 PID: SPN: 3597 FMI: 1 ECU Power Output Supply Voltage 1 - Data Valid but Below Normal Operational Range - Moderately Severe Level. Low battery voltage detected by the VGT actuator.
PACCAR PX-6 CM2150 (2007-09) Fault Code: 1942 PID: 101 SPN: 101 FMI: 2 Crankcase Pressure - Data Erratic, Intermittent, or Incorrect. The ECM has detected that the crankcase pressure signal is not changing with engine operating conditions.