8091 SPN Fault Code

Name:

HVES1 High-Voltage Bus (Positive) Contactor State

Description:

Position of the High Voltage Energy Storage 1 pack (or system) positive side bus contactor. When this contactor is closed, the positive side of HVES1 is connected to the positive side of the high-voltage bus. In systems where all contactors are controlled as a single unit (i.e. all contactors can only be either all open or all closed), this parameter may be used to convey the overall contactor status.00b = Contactor Open 01b = Contactor Closed 10b = Error 11b = Not Available

8091 spn fault code name is HVES1 High-Voltage Bus (Positive) Contactor State. If you don't take the time to look into 8091 spn fault when it arises, it can add up quickly. One small issue like 8091 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 8091 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.

8091 SPN Fault Code

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