Fault Codes/Cummins/9115Cummins9115UnclassifiedGeneralWhat This Code MeansBattery has failedPossible Causes•Battery FailureSuggested Actions1Replace the battery and cycle through the Setup menus to clear the faultRelated Cummins Fault Codes10053AMBER6598BATTERY OUT OF RANGE HIGH OR PRE-HIGH2977CRANK FAIL2945D0412944DS6 (YELLOW)2943DS7 (RED)Browse all Cummins fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 9115 on your specific Cummins unit — cited to the OEM manual, not a forum guess.Your question about 9115GET THE ANSWERFree account required — we'll bring your question with you.