{"vehicle":{"id":"2016_honda_cr-z","year":2016,"make":"Honda","model":"CR-Z"},"code":"P0420","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10222076,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-09-27","date":"2022-09-21","document_id":"A22-040","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"Service Bulletin - The MIL is on with P0420 (Catalyst System Efficiency Below Threshold). Sensors on the vehicle may misinterpret the catalyst as deteriorated or it may have deteriorated.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10222076-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10222076-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10222076"}],"url":"https://open.wenmarpro.com/makes/honda/cr-z/2016/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/cr-z/2016/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."]}