BMW 3,4 Series F30,f31,f33,f36 2017 Harman Kardon Amplifier With Asd, 9393194,
Amplifier removed from bmw 3 series f31 2017,, Not sure why doesn’t work,, not any water damages in boots,, on amp 2 led indicators is on red and orange but not sound at all,, Any questions welcome Thanks