{"nhtsa_id":11029938,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-03-11","date":"2026-03-03","document_id":"26-EV-002H TSB","mfr_campaign":null,"replaces":null,"component":"FUEL/PROPULSION SYSTEM","mfr_system":null,"summary":"Some 2025MY IONIQ 5 (NEA EV) vehicles may experience a charging condition where a voltage difference between battery cells prevents the High Voltage Battery from fully charging. If either of the DTCs associated with the condition are identified in \"Active\" status, follow the procedure outlined in this TSB to replace the Battery System Assembly (BSA).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029938-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029938-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11029938","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"IONIQ 5","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_hyundai_ioniq-5"]}],"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":[]}