Audi A3 2009 all keys lost is done by xhorse vvdi prog and vvdi2.
Save abs coding with vvdi2. (go into diagnostics and see coding option)
Remove clocks read 24lc32
Create service eeprom
Put clocks back
Write original eeprom back via obd
Read immo data
Save immo data
Generate dealer from immo data
Learn key with vvdi2.
Vvdi prog used clip normal but hit miss with clip but this one was ok.