{"nhtsa_id":10233483,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-04-03","date":"2023-03-06","document_id":"23-01-010H","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Certain 2015-19MY Sonata (LFA) vehicles equipped with 2.0L Turbo GDI engines need the Electronic Control Module (ECM) software updated to revise the fuel injection control logic to compensate for oxygen sensor aging and control tailpipe emissions within applicable standards.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233483-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233483-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10233483","components":[{"id":"engine","name":"Engine","parent":null},{"id":"turbocharger","name":"Turbocharger or supercharger","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"SONATA","year_from":2015,"year_to":2019,"match":"exact","vehicle_ids":["2015_hyundai_sonata","2016_hyundai_sonata","2017_hyundai_sonata","2018_hyundai_sonata","2019_hyundai_sonata"]}],"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":[]}