{"nhtsa_id":11025965,"type":"service_campaign","type_name":"Service campaign","date_added":"2025-12-02","date":"2025-11-26","document_id":"25-01-087H DCS","mfr_campaign":"9C2","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Certain Santa Fe (TMA), Sonata (LFA) and Tucson (TL) vehicles equipped with Theta II engines may exhibit elevated engine-out emissions. Technical Service Bulletin (TSB) 25-01-087H provides instructions for updating the Engine Control Module (ECM) to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025965-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025965-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11025965","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"SANTA FE","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_hyundai_santa-fe","2020_hyundai_santa-fe"]},{"make":"HYUNDAI","model":"SONATA","year_from":2019,"year_to":2019,"match":"exact","vehicle_ids":["2019_hyundai_sonata"]},{"make":"HYUNDAI","model":"TUCSON","year_from":2019,"year_to":2021,"match":"exact","vehicle_ids":["2019_hyundai_tucson","2020_hyundai_tucson","2021_hyundai_tucson"]}],"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":[]}