{"nhtsa_id":11033697,"type":"warranty_extension","type_name":"Warranty extension","date_added":"2026-06-06","date":"2026-05-16","document_id":"26-01-046H DCS","mfr_campaign":"LA25","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Certain IONIQ 5 (NEA EV) vehicles may have 12V battery drainage due to the scheduled climate feature. Technical Service Bulletin (TSB) 26-01-046H provides instructions to perform a software update for the Vehicle Control Unit (VCU) to improve the logic of the scheduled climate reducing battery drainage.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033697-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033697-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11033697","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"IONIQ 5","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_hyundai_ioniq-5","2026_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":[]}