Search…Search fault codes, symptoms, machines…⌘K

Sign in Create Free Account

Peterbilt Repairs

1 verified repair case on Peterbilt equipment.

Machine Models

Engines

Repairs

Cummins ISX15 derate after regen — SPN 3251 FMI 0 recurring
Peterbilt 579 · Cummins ISX15 · Codes: SPN 3251 FMI 0, SPN 3936 FMI 2 · Verified