Paccar PX EGR Fault Codes

Cummins fault code 1844 commonly relates to EGR system flow, EGR valve response, or air-handling performance.

Cummins fault code 1896 generally indicates an EGR flow or EGR valve control problem.

Cummins fault code 2272 is commonly associated with EGR valve position, EGR actuator response, or EGR flow rationality.

Cummins fault code 2274 typically points to EGR flow performance or EGR differential pressure rationality.

Cummins fault code 2374 generally relates to EGR system pressure, temperature, or flow rationality.

Cummins fault code 2961 is commonly tied to EGR valve or EGR flow performance.