This is a guide for you to read 2011 Audi TT ECU BOSCH EDC17C46 in Boot Mode by FGTech Galletto 4 V54 Master. Hope below steps can help you!
Step1. Take out and open the ECU unit carefully. Connect ECU with FGTech V54 according to below wiring diagram:
Step2. Connect Galletto 4 V54 with laptop via USB. Open the software, first click “Select Driver” and select correct driver for ECU.
Turn the dashboard off then on. Click “Connect” and wait a while, you can see ECU data.
Step3. Click “Read All” and enter the file name, click “Save”.
(Remove and give power before read ECU)
Now FGTech V54 starts to read EDC17 and its indicators blink.
Wait ECU reading 100% complete then turn off dashboard.