{"nhtsa_id":10167771,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-11-18","date":"2019-10-29","document_id":"19-01-034H","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE; ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"This bulletin provides information related to an ECM (Engine Control Module) software update to revise battery sensor data for optimized %SOC(State of Charge) value. The ECM Update also includes an update for misfire due to learning cylinder imbalance.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10167771-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10167771-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10167771","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"VELOSTER","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_hyundai_veloster"]}],"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":[]}