Headlights may be stuck on; turn signals, high beams, and interior lights fail.
Power windows and mirrors often become completely unresponsive. How to fix No lights , No power windows BMW e90 FRM MODULE
A diagnostic tool like Foxwell or ISTA may show "No Communication" with the FRM if it is "bricked". 🔧 Repair Options 1. Software Reset (Short Circuit Counter) Headlights may be stuck on; turn signals, high