{"nhtsa_id":10237806,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-06-15","date":"2023-06-02","document_id":"A21-007","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301–P0304 (cylinder misfire detected) due to carbon buildup on the intake valves may be affecting combustion.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10237806-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10237806-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10237806","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0300","P0301","P0304"],"topics":[],"vehicles":[{"make":"HONDA","model":"FIT","year_from":2016,"year_to":2020,"match":"exact","vehicle_ids":["2016_honda_fit","2017_honda_fit","2018_honda_fit","2019_honda_fit","2020_honda_fit"]}],"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":[]}