Fault Codes/Onan/00-0BTOnan00-0BTUnclassifiedGeneralWhat This Code MeansExcessive vibrationPossible Causes•Faulty engine mounting•Faulty flywheelSuggested Actions1Troubleshoot engine mounting2Troubleshoot flywheelRelated Onan Fault Codes00-04200-0453374142F6SDC BAR 00 − 0ADSDC BAR 00 − 0AGSDC BAR 00 − 042SDC BAR 00-0ACSDC BAR 00-033Browse all Onan fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 00-0BT on your specific Onan unit — cited to the OEM manual, not a forum guess.Your question about 00-0BTGET THE ANSWERFree account required — we'll bring your question with you.