Fault Codes/Power Solutions International, Inc./326Power Solutions International, Inc.326UnclassifiedGeneralWhat This Code MeansDTC 326 is activePossible Causes•Knock sensors not torqued properly•Faulty knock sensor•Intermittent fault•Faulty ECM•Faulty wire harnessSuggested Actions1Verify all knock sensors are torqued properly and recheck2Perform On-Board (OBD) System Check3Replace faulty sensorRelated Power Solutions International, Inc. Fault Codes520524223563222606219643165 368515 7 2686Browse all Power Solutions International, Inc. fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 326 on your specific Power Solutions International, Inc. unit — cited to the OEM manual, not a forum guess.Your question about 326GET THE ANSWERFree account required — we'll bring your question with you.