6791 SPN Fault Code

Name:

Engine Dual Fuel Mode

Description:

Actual dual fuel mode, off or on. 00b = Actual dual fuel mode off 01b = Actual dual fuel mode on 10b = Reserved 11b = Not available

6791 spn fault code name is Engine Dual Fuel Mode. If you don't take the time to look into 6791 spn fault when it arises, it can add up quickly. One small issue like 6791 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 6791 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.

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SPNFMI Faults and Engine error code check tool. SPN code listing with names and descriptions.

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