Fault Codes/Power Solutions International/DTC 7Power Solutions InternationalDTC 7UnclassifiedStartingWhat This Code MeansEngine does not start and runPossible Causes•Short to power in the harness between the ECM and the lockoffSuggested Actions1Perform the On-Board (OBD) System Check2Check the harness for a short to power between the ECM and the lockoff and replaceRelated Power Solutions International Fault CodesDTC 16DTC 112DTC 6TMAP DTC13261325616167DTC 11DTC 15 74Browse all Power Solutions International fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for DTC 7 on your specific Power Solutions International unit — cited to the OEM manual, not a forum guess.TRY IT FREE