577 SPN Fault Code

Name:

ASR « Hill Holder » Switch

Description:

Switch signal which indicates the position of the ASR « hill holder » switch. 00b = ASR « hill holder » switch passive 01b = ASR « hill holder » switch active 10b = Error 11b = Not available

577 spn fault code name is ASR « Hill Holder » Switch. If you don't take the time to look into 577 spn fault when it arises, it can add up quickly. One small issue like 577 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 577 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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