{"vehicle":{"id":"1995_mazda_protege","year":1995,"make":"Mazda","model":"Protege"},"code":"P0400","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":54218,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-03-30","date":"1997-08-30","document_id":"97083001897","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","summary":"UNDER CERTAIN LOAD AND RPM RANGES EXCESSIVE NOISE MAY BE IN GENERATED IN THE EGR BOOST SENSOR CIRCUIT CAUSING DTC P0400 TO BE SET. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/54218"}],"url":"https://open.wenmarpro.com/makes/mazda/protege/1995/bulletins?code=P0400"},"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/protege/1995/codes/P0400","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."]}