{"vehicle":{"id":"2018_hyundai_accent","year":2018,"make":"Hyundai","model":"Accent"},"code":"P0301","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10140443,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-11","date":"2018-05-22","document_id":"5NP-B4B6V-06","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"This bulletin provides the procedure to inspect the current spark plugs, replace all 4 spark plugs, check new spark plug gap, and clear Diagnostic Trouble Codes (DTC). This bulletin addresses the following conditions: ? DTC P0300 / P0301 / P0302 / P0303 / P0304 Random/Multiple Misfire. ? Engine runs rough.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10140443-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10140443-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10140443"},{"nhtsa_id":10138245,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-05-21","date":"2018-04-25","document_id":"5NP-W7U4F-05","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"This bulletin provides the procedure to inspect the current spark plugs, replace all 4 spark plugs, check new spark plug gap, and clear Diagnostic Trouble Codes (DTC). This bulletin addresses the following conditions: ? DTC P0300 / P0301 / P0302 / P0303 / P0304 Random/Multiple Misfire. ? Engine runs rough.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138245-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138245-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10138245"}],"url":"https://open.wenmarpro.com/makes/hyundai/accent/2018/bulletins?code=P0301"},"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/hyundai/accent/2018/codes/P0301","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."]}