Inside car lights not working

Asked by TFoxRey Nov 05, 2023 at 08:09 AM about the 2011 BMW 3 Series 328i Sedan RWD

Question type: Maintenance & Repair

Disconnected the battery for few hours. Once reconnected,
Interior lights, not working, emergency lights, power windows, and dash board.
Please advise

1 Answer

310,255

You messed up, now you have to go to a BMW dealer and get it flashed. Anything built after 2005 if you disconnect main power you risk messing up computer and modules, that is why they make saver tools to prevent that from happening.

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