Using V54 FGTech Galletto 4 to read Audi TT EDC17C46 in Boot Mode step by step here.
Step2. Connect Galletto 4 V54 with computer via USB cable, then open Galletto software
Click “Select Driver”
Select maker, cars, driver and click OK
Click “connect”, Galletto will remind you turn the dashboard off, click OK -> then turn the dashboard on, just click OK.
Then you will see the ECU DATA.
Step3. Click “Read All” and enter the file name “audi tt 2011 edc17”, click “Save”.
The software will remind you “Remove and give power to ECU before reading!”, click OK
Wait for a few minutes...V54 FGTech Galletto 4 Master begins to read Audi TT EDC17
ECU reading 100% complete, turn dashboard off!
This aritcle is from:http://blog.obdexpress.co.uk/2017/01/03/v54-fgtech-galletto-4-ok-to-read-audi/