{"vehicle":{"id":"2018_mazda_cx-3","year":2018,"make":"Mazda","model":"CX-3"},"code":"P0456","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10153312,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-02-19","date":"2019-01-10","document_id":"01-005-19-3548","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"Some vehicles may exhibit the check engine light on with DTC P0456 stored in the PCM memory. P0456: EVAP system leak detected (very small leak). The concern is most likely the result of the customer not getting the fuel cap completely closed after fueling the vehicle. This causes a small fuel vapor leak and turns DTC P0456 on.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10153312-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10153312-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10153312"},{"nhtsa_id":10142517,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-07-02","date":"2018-05-11","document_id":"01-013-18-3478","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","summary":"Some vehicles may exhibit the check engine light on with DTC P0456 stored in the PCM memory. P0456: EVAP system leak detected (very small leak)The concern is most likely the result of the customer not getting the fuel cap completely closed after fuelingthe vehicle. This causes a small fuel vapor leak and turns DTC P0456 on.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10142517-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10142517-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10142517"}],"url":"https://open.wenmarpro.com/makes/mazda/cx-3/2018/bulletins?code=P0456"},"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/cx-3/2018/codes/P0456","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."]}