BMW X5 2019–2020 — technical service bulletin
Bulletin B611419 · NHTSA communication 10171494 · issued Jan 1, 2020
Technical service bulletin
communication type
Electrical System
component
2019–2020
model years
4
vehicle entries
Official summary
SERVICE ACTION: BODY DOMAIN CONTROLLER PROGRAMMING. When the vehicle is left unlocked the interior light switch is continuously monitored. This may lead to an increased battery draw. Check control message "Energy management for engine start-up" may appear. Longer stationary periods may result in a no-start depending on the battery charge state. Software error in the BDC (Body Domain Controller).
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.