Every engine produced at BMW is identified in a specially defined area. This identification code is a constituent part of the vehicle approval and can also be used for identity purposes.

Engine number : Is an 8-digit combination in which the production location and production date are coded.

Engine identification code : Provides an indication of the engine displacement, the number of cylinders, the engine concept and the differentiation index of the respective engine.

Powerplant identification code : The identification code of the series production engine serves, in this case too, as the basis for the powerplant identification code, however, this code also contains the variant number and the identification for new (N)/remanufactured (A) part.