Fault Codes/Power Solutions International/1022Power Solutions International1022UnclassifiedGeneralWhat This Code MeansMIL ON during active fault; Engine shutdownPossible Causes•Internally measured voltage feedback of the MFG throttle is higher than the internally-defined high voltage limitSuggested Actions1Replace MFG with known good unit and retestRelated Power Solutions International Fault Codes10231025891 410276851028652117356313513421352 - 1360Browse all Power Solutions International fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 1022 on your specific Power Solutions International unit — cited to the OEM manual, not a forum guess.TRY IT FREE