Electronic Repair Blog
The BMW Front Electronic Module (FEM) system is a vital component of BMW vehicles, controlling various features such as the lighting system, climate control, and entertainment system. The FEM system also plays a critical role in the security of BMW cars, serving as the gateway to the BMW CAS system. In this article, we'll discuss the different versions and types of the BMW FEM system, how they work, and the various key types used.
BMW FEM System Versions:
BMW has released three versions of the FEM system to date:
How the BMW FEM System Works:
The BMW FEM system works by controlling the different features of the car through a network of sensors and modules. The FEM communicates with other modules in the car, such as the Engine Control Unit (ECU), to ensure that everything is working correctly.
The FEM system also plays a crucial role in the security of BMW cars, serving as the gateway to the BMW CAS system. The FEM communicates with the CAS module to verify the key code and enable the engine to start. The FEM system is also responsible for immobilizing the car if an unauthorized key is used.
BMW Key Types:
There are two main types of keys used with the BMW FEM system:
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