Decoder chip for Audi A6 or A7 C7 or C7.5, A1 8X, A3 8V1, Q3 8U, A8 D4 models.
Have a newer generation steering wheel and the multfunction buttons will not work with your Audi A6 or A7 C7 or C7.5, A1 8X, A3 8V1, Q3 8U, A8 D4 car?
This decoder chip is to be attached to your linbus, 12v and ground cables to the wiring harness on your airbag or button harness.
The decoder chip decodes the newer style linbus signals from the steering wheel and sends the older style linbus signals to the car, ensuring the multifunction buttons operate normally.