Ross‑Tech VCDS (VAG‑COM Diagnostic System) is widely regarded as the gold‑standard diagnostic software for vehicles from the Volkswagen Group, including Volkswagen, Audi, SEAT, Škoda, and certain models from Bentley and Lamborghini. Originally launched in May 2000, VCDS has evolved into a comprehensive Windows‑based tool that allows both DIY enthusiasts and professional technicians to read and clear fault codes, perform component adaptations, and access advanced measuring values.
Monitor engine sensors, boost pressure, fuel trims, and more in real-time.
If you own a genuine Ross-Tech cable, simply open the existing VCDS software on your PC and click — or log into the official Ross-Tech website.
Enabling hidden features (like needle sweep or window venting via remote) and registering new batteries. Ross Tech Vcds 23.3.1 Download 2021
The latest version of Ross Tech VCDS, version 23.3.1, offers a range of features and improvements, including:
If VCDS asks to update the firmware of your HEX‑V2 or HEX‑NET interface:
Ross-Tech names its software versions based on the year and month of release. Version 23.3 was actually published in 2023 (The "23" stands for 2023, and the "3" stands for March). If you own a genuine Ross-Tech cable, simply
Understanding the difference between the 2023 release (23.3.1) and older 2021 variants (like 21.3 or 21.9) is essential for modern vehicle diagnostics. Below is a direct comparison of features across these generations: Feature / Compatibility VCDS 21.x Series (2021 Release) VCDS Release 23.3.1 (2023 Release) Up to 2021 models Expanded through 2023/2024 models DoIP Communication Support None / Very limited Advanced corrections and stability ASAM/UDS Data Engine Base ODX/ASAM generation Revised ASAM/UDS Basic Settings Diagnostic Code Pool Approx. 20,000–24,000 DTCs Over 27,600+ fault code texts Coding Wizard Version LCode legacy versions Updated LCode 2.0.21.0 plugin Interface Firmware Engine VCIConfig Legacy Revised VCIConfig 2.301 utility Core Features of VCDS Release 23.3.1
Newer versions include updated "Label Files" and ODX/ASAM data status (e.g., DS346), which are essential for correctly identifying modules in the latest Audi, VW, Seat, and Skoda cars.
Recently, we’ve seen a spike in searches for At first glance, this seems like a normal search. But if you are looking for version 23.3.1, you have stumbled into a common trap. Version 23
VCDS 23.3.1 is a comprehensive diagnostics and coding software package. It transforms a Windows laptop into a powerful dealer-level diagnostic tool when paired with a genuine Ross-Tech interface (like the HEX-V2 or HEX-NET).
VCDS 23.3.1 was a critical maintenance update designed to refine support for the newest generation of Volkswagen Group (VAG) vehicles. April 25, 2023.