5257 SPN Fault Code

Name:

Engine Exhaust Gas Recirculation 2 Mass Flow Rate

Description:

Flow rate of gas through the second EGR system. Flow rate of the exhaust gas being recirculated from the 2nd EGR system into combustion air.

5257 spn fault code name is Engine Exhaust Gas Recirculation 2 Mass Flow Rate. If you don't take the time to look into 5257 spn fault when it arises, it can add up quickly. One small issue like 5257 can cause a larger component to become damaged without taking the time to investigate. If you suspect your truck is suffering from one of these issues, look into replacing those small components to save money down the road.

Note: The name and description of 5257 code represents text descriptions for faults supported by another coding system and does not necessarily comply with SAE J1939. For a specific engine manufacturer's explanation for codes, please consult the engine's technical manual. See also other spn codes.

5257 SPN Fault Code

Name:

Description:

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