{"nhtsa_id":11027772,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-01-23","date":"2026-01-03","document_id":"B612225","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"The malfunction indicator lamp (MIL) may be triggered by the erroneous fault code: BA0023 - Control unit: internal fault (software group fault) In addition, the BA0008 - CCU, internal coolant temperature sensor: Signal implausible faults may be stored in the CCU memory. However, AC charging will still operate as designed, without any related drivability complaints. Affected PHEV (plug-in hybrid electric vehicle) vehicles with CCU_P1 (7.4 kW and 11 kW) with I-levels from …24-07- 500 to …25-11-5xx.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11027772-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11027772-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11027772","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"550E XDRIVE","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_bmw_550e"]},{"make":"BMW","model":"750E XDRIVE","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_bmw_750e"]},{"make":"BMW","model":"M5","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_bmw_m5"]},{"make":"BMW","model":"X5","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_bmw_x5"]},{"make":"BMW","model":"XM","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_bmw_xm"]}],"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":[]}