{"nhtsa_id":10109658,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-02","date":"2014-05-22","document_id":"PS322","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL","mfr_system":null,"summary":"PIT STOP: DTC P0456 AND CHARCOAL CANISTER LEAKS - When addressing a concern related to a DTC P0456 (Evaporative Emissions System ? Small Leak Detected), and an inspection of the vapor lines, connections and fuel cap reveal no abnormalities, closely inspect the mounting holes of the charcoal canister for visible cracks.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109658-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109658-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10109658","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":["P0456"],"topics":[],"vehicles":[{"make":"KIA","model":"OPTIMA","year_from":2011,"year_to":2015,"match":"exact","vehicle_ids":["2011_kia_optima","2012_kia_optima","2013_kia_optima","2014_kia_optima","2015_kia_optima"]}],"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":[]}