Godiag GT107+ is the upgrade version of GT107. You don’t need to connect extra GT105 breakout box to read gearbox TCUs.
Here is an example of reading VAG DQ200 gearbox using gt107+.
Device used:
Pcmtuner programmer or kess v2 (pcmtuner is faster than kess v2 to read DSG gearbox)
Godiag GT107+ DSG gearbox adapter
Procedure:
Connect pcmtuner with USB and main cable
Connect pcmtuner with gt107+ gearbox adapter
Connect jumper cable with DQ200 gearbox module follow the pinout
Turn on ignition on the gt107+
Run pcmtuner flash software
Select module 58 and read DQ200 data.
It writes without problem as well.
Read also:
http://www.pcmtuner.org/pcmtuner-module-58-vag-dsg-cvt-instruction/