We had a Lexus 450h that was doing this, turned out to be the infotainment screen, which includes the backup camera, infotainment, air conditioning control, rad

We had a Lexus 450h that was doing this, turned out to be the infotainment screen, which includes the backup camera, infotainment, air conditioning control, radio control etc. Replacement part: $24,000 car was worth about $8,000 at that point, so..gone.