Fault Codes/Power Solutions International/1025Power Solutions International1025UnclassifiedGeneralWhat This Code MeansMalfunction Indicator Lamp (MIL) ON; Engine shutdownPossible Causes•MFG fluid temperature sensor output voltage is lower than the internally-defined low voltage limitSuggested Actions1Replace MFG with known good unit and retestRelated Power Solutions International Fault Codes102710281023117310221351891 41352 - 136068565216021026Browse all Power Solutions International fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 1025 on your specific Power Solutions International unit — cited to the OEM manual, not a forum guess.TRY IT FREE