Fault Codes/Generac/013534AGenerac013534AUnclassifiedElectricalWhat This Code MeansUtility voltage is not being displayedPossible Causes•Control board issue•Generator details page issue in Field Pro AppSuggested Actions1Check the control board2Check the generator details page in the Field Pro AppRelated Generac Fault Codes015334020476004944BATTERY PROBLEM004943CHARGER FAIL2900CHARGER MISSING AC2810FIRMWARE ERROR-92805INSPECT BATTERYBrowse all Generac fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 013534A on your specific Generac unit — cited to the OEM manual, not a forum guess.TRY IT FREE