Your BMW is full of complex and intricate mechanisms and systems. Its engine, just like in any other vehicle, serves as the core system of the life of your BMW car. It is the engine that is considered as the system that controls almost all of the systems of the automobile. Without the engine, it would be impossible to put the vehicle in motion. However, the functions of the engine system would not be possible without the help of another system – the electrical system.

The electrical system transforms mechanical power to electrical power and transmits it from one automotive system and to another. The electrical system owes its power in turn from another electrical component: the battery. The battery [...]