2019 BMW X5 Back Over Prevention Sensing System Camera Problems

I am reporting a recurring safety-related defect with the infotainment/iDrive head-unit in my 2019 BMW X5 xDrive40i. The central display repeatedly goes completely black or shows “No Signal” while the vehicle is otherwise drivable. When this happens, iDrive is unusable and I lose: 1. Rearview camera and visual parking aids 2. Parking sensor visuals 3. Navigation and key vehicle information 4. Access to settings that only exist in iDrive BMW service says this is due to the vehicle’s “age” and recommends a full head-unit (hardware) replacement at my expense, even though this is a software-driven system. A previous identical failure on this car resolved on its own with no hardware change, which strongly suggests a software/firmware defect, not a worn-out part. This problem is widespread, not just my car. Many BMW owners report the same black-screen/“No Signal” iDrive behavior on similar models and years, often after software updates and even...