9657 SPN Fault Code

Name:

Trolling Mode (Extended Range)

Description:

The active status of the Trolling Mode (Extended Range). In traditional trolling mode, engine speed remains constant while the throttle lever changes the amount of slip within the transmission clutches. In advanced trolling mode, the throttle lever controls clutch slip and engine speed.See SPN 2616 for alternate range and resolution. 00h = No Troll 01h = Traditional Troll Active 02h = Advanced Troll Active 03h to FDh = Reserved FEh = Error FFh = Not Available

9657 spn fault code name is Trolling Mode (Extended Range). If you don't take the time to look into 9657 spn fault when it arises, it can add up quickly. One small issue like 9657 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 9657 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.

9657 SPN Fault Code

Name:

Description:

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