. BMW F30 328i – Troubleshooting Report ⚠️‼️ The vehicle experienced a complete communication failure: ⚠️No communication with all control units ⚠️Doors could not be unlocked ⚠️Engine could not be started ⚠️Key could not be recognized or operated ✅After diagnosis, the issue was traced to an internal failure of the FEM module. The FEM module was repaired, and all faults have been successfully resolved. 📍NEW ADDRESS : NO 30 , JLN MUTIARA EMAS 7/4 TMN MOUNT AUSTIN 81100 JB ( JM PERFORMANCE GARAGE