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Hi,
I have the same issue on my head unit but im not sure whats wrong or how to go about it, all of my fuses are not blown and everything is plugged in but the screen isnt working and i have no radio, no sensors, no bmw chime nothing. If i am to replace the head unit do i need to code it also can i put a newer system in i have a 520d f10 2011 can anyone help me please 🙏
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