{"nhtsa_id":10243974,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-11-06","date":"2023-10-02","document_id":"A9323312068363_4","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE (HPCU)","mfr_system":null,"summary":"This bulletin provides information for when DTCs P0C4A00, P2B2800, and/or P0CFF00 is stored in the Hybrid Battery Management control unit.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10243974-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10243974-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10243974","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"hybrid-ev","name":"Hybrid and electric drive","parent":null}],"codes":["P0C4A","P0CFF","P2B28"],"topics":[],"vehicles":[{"make":"AUDI","model":"Q4 E-TRON","year_from":2022,"year_to":2024,"match":null,"vehicle_ids":[]}],"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":[]}