VAG COM VCDS For VW, AUDI, Skoda, Seat 
Ross-Tech VCDS® (VAG-COM Diagnostic System) helps diagnose real problems . With features found only on dealer level factory tools, VCDS surpasses the performance of aftermarket diagnostic tools and rivals factory tools for a fraction of the cost.
 
Functions & Features:
Gain factory level access to all systems in most VW, Audi, Seat, Skoda and Bentley models from 1990 through the current model year
Scan for and clear DTCs with 19,000+ fault codes decoded into plain text
Alter settings through module coding accessible only by factory level tools
Perform various country-specific modifications to your car (remove seat belt chime, enable gauge test/needle sweep, enable lap timer, operate windows and sunroof with remote, and much more)
View and log live data
Reset service reminder
Perform built in tests and calibrations normally reserved for factory level tools
Diagnose real failures instead of swapping parts!
Fully compatible with almost all VW, Audi, Seat and Skoda models 
model year, including models using a direct CAN connection for diagnostics.
Can use the new 7-Digit PIN/SKC codes to match new keys in almost all immobilizer equipped VW/Audi/Seat/Skoda models.
Can access almost all control modules which require proprietary VAG modes running
The KWP-2000 protocols (2001+ Teves Mk.60 ABS, numerous 2002+ modules), KWP6000
(CAN) and/or KWP7000 (UDS).
Completely revised and expanded ROD (ODX) Data. Including coverage for almost all the latest models of cars such as the new 4G-chassis Audi A6. The structure of our ROD data has also been revised to eliminate much redundancy and keep the installer size reasonable.
Support for new UDS addresses required for compatibility with new systems found in latest car models.Auto-Scans now show sub-system label file names.
EDC15-16 Mileage reading now includes support for some EDC15 V6 TDI ECUs.
Revised and expanded Label Files More than 350 new or revised files since thelast dataset.