{"vehicle":{"id":"2021_nissan_altima","year":2021,"make":"Nissan","model":"Altima"},"code":"P0404","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10226132,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-11-12","date":"2022-11-04","document_id":"NTB22-097","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"DTC P0404 STORED IN THE ECM AT TEMPERATURES BELOW 32°F IF YOU CONFIRM DTC P0404 (EGR A CONTROL) is stored in the ECM at temperatures below 32°F. ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10226132-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10226132-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10226132"}],"url":"https://open.wenmarpro.com/makes/nissan/altima/2021/bulletins?code=P0404"},"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/nissan/altima/2021/codes/P0404","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."]}