Front electronic module (FEM): Front Electronic Module

The front electronic module (FEM) supplies the Crash Safety Module (ACSM) with voltage from terminal 30B. The front electronic module (FEM) activates the central locking drive. The front electronic module (FEM) also controls the interior lighting and the exterior lights. In the event of an accident with a relevant level of severity, the central locking system is unlocked and the interior light and hazard warning flasher automatically switch on.

Fig 1: Identifying Front Electronic Module

Courtesy of BMW OF NORTH AMERICA, INC.