1817 SPN Fault Code

Name:

YC Engine Control active

Description:

State Signal which indicates that the Yaw Control (YC) has commanded engine control to be active. Within the physical limits, YC attempts to prevent yawing of the vehicle. Active means that YC actually tries to control the engine. This state signal is independent of other control commands to the engine which may have higher priority.00b = YC engine control passive but installed 01b = YC engine control active 10b = Reserved 11b = Don’t care/Take no action

1817 spn fault code name is YC Engine Control active. If you don't take the time to look into 1817 spn fault when it arises, it can add up quickly. One small issue like 1817 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 1817 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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