This list represents text descriptions for faults supported by the powerview 101 and does not necessarily comply with sae j1939. 2003 31 is what i can found online to be a bad communication issue between the tcm. Webjan 5, 2023 · running my bluefire module i get a spn 2003 fmi 31 code in their program.

Websuspect parameter number (spn) and failure mode indicator (fmi) full code list.