Launch X431 released new ECU/TCU cloning software V10.40 on Jan 13th, 2025. Support Products: Launch X-431 ECU TCU programmer, X-prog3 and PC adapter Only X-prog3 PC software will renew VGS4 TCU. Launch X431 tablets cannot.   V10.40  1. Added read and write, … Continue reading How to Virgin Mercedes VGS4 NAG2 Gearbox by Launch X431 ECU Programmer?