{"vehicle":{"id":"2012_hyundai_sonata","year":2012,"make":"Hyundai","model":"Sonata"},"code":"P1B70","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10165453,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-09-30","date":"2019-08-09","document_id":"19-HC-002H","mfr_campaign":null,"component":"EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:12V/24V/48V BATTERY","summary":"This bulletin provides instructions for a Battery Management System (BMS) software update to optimize DTC P1B70 - HEV Battery Voltage Too Low diagnostic control logic.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165453-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165453-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10165453"}],"url":"https://open.wenmarpro.com/makes/hyundai/sonata/2012/bulletins?code=P1B70"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/hyundai/sonata/2012/codes/P1B70","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}