{"nhtsa_id":11020870,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-07-24","date":"2025-07-17","document_id":"TSB_ELE388_R1","mfr_campaign":"SA618","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":"ELE","summary":"TECHNICAL SERVICE BULLETIN: SERVICE ACTON: WPC DISCHARGE LOGIC IMPROVEMENT (SA618) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides instructions for updating the Wireless Power Charging ‘WPC’ system software on certain 2024MY EV9 (MV1) vehicles produced from February 9, 2023, through October 10, 2024. The affected vehicles may experience the 12V battery drained while the vehicle is parked due to the wireless charging unit remaining temporarily active, potentially resulting in low battery voltage and no-start condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020870-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020870-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11020870","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"EV6","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_kia_ev6"]}],"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":[]}