Fault Codes/Power Solutions International/101APower Solutions International101AUnclassifiedGeneralWhat This Code MeansMIL ON during active fault; Engine shutdownPossible Causes•ECM loses CAN communication with the MFG•Power loss at the MFG•Improper CAN termination•Improper wiringRelated Power Solutions International Fault Codes102 0102 989 20102 C21 2310815 74111:015 7 2117 411121Browse all Power Solutions International fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 101A on your specific Power Solutions International unit — cited to the OEM manual, not a forum guess.Your question about 101AGET THE ANSWERFree account required — we'll bring your question with you.