Yes I know them , I also have swaped TSI engine with DSG transmision to A3 8P from 2004 . Put here actual coding readed with VCDS and Coding that You have tried and it won't accept it.
Can You connect to dsg ? From waht Year is Your S3?
good so you are famirial with this swap, i am glad
my car is 10/2007 and yes i can connect to to dsg 's mechatronic ( i don't have the gearbox yet i am trying to find one used, but i have a friends mechatronic )
i don't know all the bit tha i have to change coding...
at 01 Engine
current coding : 01030003180F0160
new coding : 010300031C0F0160
for the new coding i have an error 31
16- Steering wheel
current coding : 0000042
new coding : 0013142
at 02 Auto trans i have access but it doesn't saw an info ( register version only ) i have some notes that said to change code to the cluster but i don't have access,also these notes said to change code in 19 can gatway but there is no bit for transmition
Address 01: Engine
Control Module Part Number: 8P0 907 115 H
Component and/or Version: 2.0l R4/4V TFSI 0050
Software Coding: 01030003180F0160
Work Shop Code: WSC 00191
Advanced Identification
Serial number: AUX7Z0G5FNQ12K
Identification: BPG-810
Revision: 5BH16---
Date: 30.05.07
Manufacturer number: 0790
Test stand number: 1850
Flash Status
Programming Attempts: 84
Successful Attempts: 82
Programming Status: 00000000
Required Conditions: 00000000
Software
A000
A4.8.6
Misc.
Hardware number: 8P0 907 115 B
Immo IV Challenge: 23 B7 B3 53
Car Info
Chassis Number: WAUZZZ8P48A025649
Saturday,03,May,2014,18:02:24:26365
VCDS Version: Release 805.1
Data version: 20080823