{"vehicle":{"id":"2014_honda_civic","year":2014,"make":"Honda","model":"Civic"},"code":"P0420","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10224788,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-10-24","date":"2022-10-21","document_id":"A22-045","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING","summary":"Service Bulletin - Sensors on the vehicle may have misinterpreted the catalyst as deteriorated. Update the PGM-FI software if P0420 is present.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10224788-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10224788-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10224788"}],"url":"https://open.wenmarpro.com/makes/honda/civic/2014/bulletins?code=P0420"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/honda/civic/2014/codes/P0420","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}