Fault Codes/Generac/1234Generac1234UnclassifiedStartingWhat This Code MeansIgnition faultPossible Causes•Faulty ignition coilSuggested Actions1Identify which coil needs to be tested using the ignition fault codeRelated Generac Fault Codes002074002403000333002415B000143012977500153033002104128AC / DC DISPLAY ICON FLASHINGBrowse all Generac fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 1234 on your specific Generac unit — cited to the OEM manual, not a forum guess.Your question about 1234GET THE ANSWERFree account required — we'll bring your question with you.