Fault Codes/Rehlko/LOWBATTERYVOLTAGERehlkoLOWBATTERYVOLTAGEUnclassifiedElectricalWhat This Code MeansLOWBATTERYVOLTAGEPossible Causes•External battery (connected to the EBSM) voltage is lowRelated Rehlko Fault CodesLRCLVLOWBATTERYOULOW/WEAK BATTERYOVERTEMP FAULTLOW BACKUP BATTERYOVERVOLTAGEL1--L2LO CRANK VLT WARNINGOVERVOLTAGEL2--L3LO CRANK VLTOVERVOLTAGEL3--L1Browse all Rehlko fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for LOWBATTERYVOLTAGE on your specific Rehlko unit — cited to the OEM manual, not a forum guess.Your question about LOWBATTERYVOLTAGEGET THE ANSWERFree account required — we'll bring your question with you.