{"nhtsa_id":11022097,"type":"service_campaign","type_name":"Service campaign","date_added":"2025-08-22","date":"2025-08-21","document_id":"25-01-010H-1 9B4 OL","mfr_campaign":"9B4","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Certain Hyundai vehicles may exhibit a warning light with Diagnostic Trouble Code (“DTC”) P1BB20 due to a battery over voltage condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11022097-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11022097-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11022097","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"ELANTRA HYBRID","year_from":2021,"year_to":2023,"match":"base","vehicle_ids":["2021_hyundai_elantra","2022_hyundai_elantra","2023_hyundai_elantra"]},{"make":"HYUNDAI","model":"SONATA HYBRID","year_from":2020,"year_to":2022,"match":"base","vehicle_ids":["2020_hyundai_sonata","2021_hyundai_sonata","2022_hyundai_sonata"]},{"make":"HYUNDAI","model":"TUCSON HYBRID","year_from":2022,"year_to":2024,"match":"base","vehicle_ids":["2022_hyundai_tucson","2023_hyundai_tucson","2024_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":[]}