Fault Codes/Generac/000311Generac000311UnclassifiedElectricalWhat This Code MeansVoltage is badPossible Causes•High voltage present at test terminalsSuggested Actions1Refer back to the flow chartRelated Generac Fault Codes180219022919032619045-150019055-3019062-15001907Browse all Generac fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 000311 on your specific Generac unit — cited to the OEM manual, not a forum guess.TRY IT FREE