551 SPN Fault Code

Name:

Retarder Percent Torque At Idle, Point 1

Description:

The torque limit that indicates the available retarder torque which can be provided by the retarder at idle speed. The data is transmitted in indicated torque as a percent of the reference retarder torque.

551 spn fault code name is Retarder Percent Torque At Idle, Point 1. If you don't take the time to look into 551 spn fault when it arises, it can add up quickly. One small issue like 551 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 551 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.

551 SPN Fault Code

Name:

Description:

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