: Added compatibility for 2023 and newer vehicle models.
While was actually published in February 2023 , it remains a critical software version for owners of 2021 model-year Volkswagen Group (VAG) vehicles. This release introduced vital support for UDS2 and DoIP communication protocols , which are essential for properly diagnosing the complex electronic architectures found in many 2021–2023 Audi, VW, Seat, and Skoda models. Essential Version Details Release Date: February 28, 2023. Ross Tech Vcds 23.3.1 Download 2021
VCDS (Vag-Com Diagnostic System) version is a significant maintenance update for Ross-Tech’s Windows-based diagnostic software. It provides professional-level access to VW, Audi, Seat, and Skoda vehicle systems. : Added compatibility for 2023 and newer vehicle models
Keep 23.3.1 on an offline laptop as a legacy tool. For daily work on modern VAG cars, move to the latest release. Essential Version Details Release Date: February 28, 2023
: Adds compatibility for new and upcoming models, specifically focusing on 2023 model years and later. Protocol Improvements : Includes numerous corrections for DoIP (Diagnostics over IP) communication and improved handling for basic settings and output tests. Enhanced Interface Tools : Includes an updated plugin for coding ( LCode 2.0.21.0 ) and a revised update program ( VCIConfig 2.301 ) for modern HEX-NET and HEX-V2 interfaces. Diagnostic Capabilities
To ensure system stability and avoid malware, users should always obtain software directly from the official Ross-Tech Download Page . VCDS: Revision History - Ross-Tech
A PC with a USB port is required to connect to the vehicle's OBD2 port.