{"vehicle":{"id":"2021_mazda_mazda2","year":2021,"make":"Mazda","model":"Mazda2"},"code":"P0300","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":11012337,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-01-04","date":"2024-12-04","document_id":"01-012-24","mfr_campaign":null,"component":"ENGINE","summary":"Some vehicles may exhibit the check engine light ON with DTC P0300:00 (Random misfire detected) stored. This may be caused by a mis-detection of a misfire due to improper PCM control logic. To eliminate this concern, the PCM control logic has been modified.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11012337-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11012337-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11012337"},{"nhtsa_id":11008417,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-10-04","date":"2024-09-11","document_id":"01-002-24a","mfr_campaign":null,"component":"ENGINE","summary":"Some customers may experience a check engine light illumination at idle while stopped with DTC P0300:00 stored, resulting in rough idle conditions. • P0300:00: Random misfire detected This concern is caused by improper engine control in the idle range. To eliminate the concern, the PCM control software has been modified.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11008417-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11008417-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11008417"}],"url":"https://open.wenmarpro.com/makes/mazda/mazda2/2021/bulletins?code=P0300"},"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/mazda2/2021/codes/P0300","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."]}