Fault Codes/Rehlko/BATTERYVOLTAGEFAULTRehlkoBATTERYVOLTAGEFAULTUnclassifiedEmissionsWhat This Code MeansFault shutdown; An X in a red circle on UI screenPossible Causes•High or low battery voltageRelated Rehlko Fault CodesCOMMUNICATIONSFAULTCOOLANTFAULTDEFAULT PARS WARNINGEEEEFREQUENCYFAULTNOECSCF0STATUS: LOSTVOLTAGEFAULTBCFBUSDEADLIVEBATTERYCHARGERFAULTBrowse all Rehlko fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for BATTERYVOLTAGEFAULT on your specific Rehlko unit — cited to the OEM manual, not a forum guess.Your question about BATTERYVOLTAGEFAULTGET THE ANSWERFree account required — we'll bring your question with you.