{"nhtsa_id":10233481,"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","mfr_system":null,"summary":"This bulletin provides information related to an Electronic Control Module (ECM) software update to revise the fuel injection control logic to compensate for O2 sensor aging and control tailpipe emissions within applicable standards.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233481-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233481-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10233481","components":[{"id":"engine","name":"Engine","parent":null}],"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":[]}