Fault Codes/Power Solutions International/DTC 326Power Solutions InternationalDTC 326UnclassifiedGeneralWhat This Code MeansDTC 326 is activePossible Causes•Intermittent fault•Improperly torqued knock sensor•Faulty knock sensor•Faulty ECM•Faulty wire harnessSuggested Actions1Verify all knock sensors are torqued properly2Replace faulty knock sensorRelated Power Solutions International Fault CodesDTC 327DTC 336DTC 302 4DTC 342DTC 299DTC 355DTC 238DTC 522DTC 237DTC 563DTC 236DTC 606Browse all Power Solutions International fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for DTC 326 on your specific Power Solutions International unit — cited to the OEM manual, not a forum guess.Your question about DTC 326GET THE ANSWERFree account required — we'll bring your question with you.