Where is a BMW Engine Code Located?
Image: BMW B58B30C engine code, picture MT Auto Parts If you have ever tried to buy BMW parts online and suddenly been asked for an engine code, you will know the feeling. You know the car. You know whether it is a 320d, a 330i or a 530d. You know the year, the specifications, probably even every little mark on the bodywork. Then a parts listing asks for something like N47D20 or B58B30, and everything goes quiet for a second. That is usually the moment people realise the badge on the boot does not tell the whole story. And to be fair, BMW has never made this especially simple. The same model line can be sold with different engines, outputs, and updates within the same generation. Two cars that look identical from the outside can need different BMW engine parts underneath. That is why the engine code matters. It tells you what is actually fitted to the car, not just what the badge suggests. Once you have it, ordering the right part becomes much easier. The good news is this: on...