594 SPN Fault Code

Name:

Engine Idle Shutdown Driver Alert Mode

Description:

Status signal which indicates the status of the driver alert mode of the idle shutdown timer system. While the driver alert mode is active, the idle shutdown timer may be overridden. See Figure SPN590_A.00b = Inactive 01b = Active 10b = Error 11b = Not available

594 spn fault code name is Engine Idle Shutdown Driver Alert Mode. If you don't take the time to look into 594 spn fault when it arises, it can add up quickly. One small issue like 594 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 594 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.

594 SPN Fault Code

Name:

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