{"nhtsa_id":10109820,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-02","date":"2017-02-27","document_id":"PS491","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"PITSTOP: Voltage Protection Device (VPD) DTCs P1BA7 and P1B77 - The Voltage Protection Device (VPD) (1) is mounted on top of the HV battery pack. If the HV battery overcharges, the battery cells/modules/case can swell. If swelling occurs, the VPD switch will turn ON, and the Battery Management System (BMS) will receive the VPD ?ON? signal and turn off the Power Relay Assembly (PRA) to prevent damage.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10109820-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10109820-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10109820","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":["P1B77","P1BA7"],"topics":[],"vehicles":[{"make":"KIA","model":"NIRO HYBRID","year_from":2017,"year_to":2017,"match":"base","vehicle_ids":["2017_kia_niro"]}],"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":[]}