After replaced Audi TTS RNS-E head-unit with aftermarket android head-unit, no sound coming from Bose speakers. Why?
2013 Audi TTS Quattro
RNS-E Nav head-unit with Bose system
VCDS Release 20.4.1 – Coding on 47 Sound System
If you can verify that new Android RCA cable output with sounds to external speakers, then follow below instructions to make changes to coding and turn on speakers with “via Remote Wire”.
- Connect your VCDS to your car and turn on your ignition
- Open controller module 47 Sound System
- Change coding on position 5 (Activation) to 1 (via Remote Wire). Default was 3.
- Click Do it! and you should hear the sound instantly if all wires are connected.
Use external speakers to verify RCA cables are outputting sounds