Need help to retrofitting the original bluetooth module on B8 with Concert/Symphony

Purchased few weeks ago my car from second hand, hope I will enjoy it in the future without problems. Would like to install the original bluetooth module to my Concert. Tried to mine a pinout and a wiring schematics to the B8 Concert head, but not found everywhere. Need also vcds programming guide! I have before A3 8P with RNS-E and i was retrofitted easily... I have currently 8P0 862 335 S and a 8P1 862 335 bluetooth modules, but i heard from others, both types will never working in the B8 cars, i need instead 8T0 type! Please help me with retrofitting guide!