{"vehicle":{"id":"2009_mazda_cx-9","year":2009,"make":"Mazda","model":"CX-9"},"code":"P2272","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10154455,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-03-11","date":"2019-02-04","document_id":"SA-004-19","mfr_campaign":null,"component":"ENGINE","summary":"Some customers may complain of a check engine light on while driving the vehicle. If DTCs P2A04:00, P2272:00 and/or other DTCs are found during diagnosis, follow the repair procedure below. P2A04:00 - HO2S (LH) circuit range/performance, P2272:00 - HO2S (LH) signal stuck lean, P2270:00 - HO2S (RH) signal stuck lean, P2A01:00 - HO2S (RH) circuit range/performance.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10154455-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10154455-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10154455"},{"nhtsa_id":10134916,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-04-23","date":"2018-02-06","document_id":"SA-004-18","mfr_campaign":null,"component":"ENGINE","summary":"ome customers may complain of a check engine light on while driving the vehicle. If DTCs P2A04:00, P2272:00 and/or other DTCs are found during diagnosis, follow the repair procedure below. P2A04:00 - HO2S (LH) circuit range/performance, P2272:00 - HO2S (LH) signal stuck lean","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10134916-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10134916-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10134916"}],"url":"https://open.wenmarpro.com/makes/mazda/cx-9/2009/bulletins?code=P2272"},"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/mazda/cx-9/2009/codes/P2272","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."]}