{"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,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"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","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0300","P0301","P0302","P0303","P0304"],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"ACCENT","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_hyundai_accent"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}