VVDI BMW Tool Solved “FEM unknown version” Xhorse engineer 4 years ago when you meet the problem ” FEM unknown version”, pls use this function on VVDI BMW tool vvdi always the best …. Related posts: How to solve VVDI Key Tool NAN ERROR (Solved) VVDI2 5.0.0 – the version not yet released in this region How to update Mini Keytool US/EU/ME/SE version to GL (global) version (Solved) VVDI Key Tool Error Code 82