How to solve "No Signal" problem after BMW NBT Evo Retrofit? Saturday, November 12, 2022
After retrofit NBTEvo, you hear sound but get "No Signal" error on the screen? This issue usually happens because you didn't manually code FDL after submitting a new CAFD file. If your problem is not solved after coding below, you either made a mistake during installation or there is a problem with your display cable.