{"nhtsa_id":10117917,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-09-22","date":"2017-01-19","document_id":"5NPR6B8B02","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"Some 2011-2013MY Elantra, 2013MY Elantra GT and 2013MY Elantra Coupe vehicles may exhibit an issue with Nitrogen Oxides (NOx) emission exceeding the standards under certain specific conditions. This bulletin provides information related to the Engine Control Module (ECM) software update for NOx emission improvement. The fuel adaption processing is modified to improve the described condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10117917-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10117917-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10117917","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"ELANTRA","year_from":2011,"year_to":2013,"match":"exact","vehicle_ids":["2011_hyundai_elantra","2012_hyundai_elantra","2013_hyundai_elantra"]}],"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":[]}