Spn 2000 Fmi 31 - crm.catalystglobal.com 988065
For a specific engine. 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.
Websuspect parameter number (spn) and failure mode indicator (fmi) full code list.