VGSNAG2 Manager - Mercedes ECU Coding and Configuration 2025-08-24

New release thread for VGSNAG2 Manager v1.6 - Mercedes 7G-Tronic (722.9) TCU Coding Tool: discuss, share feedback, and get help.

VGSNAG2 Manager v1.6 - Mercedes 7G-Tronic (722.9) TCU Coding Tool​

The expert utility for editing and adapting SCN coding for Mercedes-Benz 7G-Tronic 722.9 VGS/NAG2 TC

VGSNAG2 Manager v1.6 is a powerful, specialist-level engineering tool designed for reading, editing, and creating SCN coding strings for the Mercedes-Benz 7G-Tronic (722.9) automatic transmission control unit (TCU/VGS). This software is an essential utility for advanced workshops and technicians who perform TCU replacement, retrofits, or performance tuning. It gives you direct, granular control over all the coding parameters that define the transmission's behavior and compatibility...

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Frequently Asked Questions​

Which Windows version is recommended?
For maximum stability during ECU flashing and diagnostics, a clean installation of Windows 10 (64-bit) is recommended.
Is it compatible with J2534 PassThru?
Most modern software versions support standard J2534 interfaces like Scanmatik 2 Pro, OpenPort 2.0, and specific VCI adapters.

What's inside:

• Overview & screenshots
• Version history and compatibility
• Download link and setup notes

View full details and download — VGSNAG2 Manager v1.6 - Mercedes 7G-Tronic (722.9) TCU Coding Tool