{"vehicle":{"id":"2011_kia_optima","year":2011,"make":"Kia","model":"Optima"},"code":"P1B70","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10142244,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-25","date":"2018-05-17","document_id":"TSBELE147","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"TSB - BMS LOGIC IMPROVEMENT FOR DTC P1B70 - This bulletin provides the procedure to improve the logic of the Battery Management System (BMS) on some 2011-2016MY Optima Hybrid (TF HEV) vehicles, produced from February 15, 2011 through July 22, 2015, which may experience a malfunction indicator light (MIL) illumination with DTC P1B70 even though there is no actual malfunction.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10142244-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10142244-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10142244"},{"nhtsa_id":10109653,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-02","date":"2014-05-19","document_id":"PS292","mfr_campaign":null,"component":"ELECTRICAL SYSTEM:12V/24V/48V BATTERY","summary":"PIT STOP: DTC P1B70/P1B74/ P1B96 - HIGH VOLTAGE BATTERY SENSOR CIRCUIT FAULT - When addressing a customer complaint related to a battery warning lamp illuminated in the dash and drivability issues, access GDS to check for any active DTC(s). Also, review the BMS > Current Data to inspect for one or more HEV battery cells showing one (1) volt, or more, lower than the than rest of the cells.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109653-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109653-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10109653"}],"url":"https://open.wenmarpro.com/makes/kia/optima/2011/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/kia/optima/2011/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."]}