Coding modules using Bimmercode or any other application does not impact the ECU map.
If the car is reflashed by the dealer you will need to have the tuner reflash the ECU if you did not use BM3 / MHD to unlock it or flash it yourself.
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16 M235 Cabrio - BM3 Stage 2, XHP, ER CP, Wagner DP & Comp IC, MPE, Torqbyte CM5 Water-Meth
18 340i F30 mostly stock
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