3938 SPN Fault Code

Name:

Generator Governing Bias

Description:

Control signal used to govern the genset�s speed or load (depending on isochronous or utility parallel operation, respectively)NOTE: If this method of engine control is used, the PGN 0 (TSC1) is not expected to be received by the engine controller and it will not be processed.

3938 spn fault code name is Generator Governing Bias. If you don't take the time to look into 3938 spn fault when it arises, it can add up quickly. One small issue like 3938 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 3938 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.

3938 SPN Fault Code

Name:

Description:

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