Select Control Module Screen The various computers in the car are called “Control Modules” or 'Controllers'. On this screen, you select which Control Module you want to 'talk' to. Note: Your car will not have all the Control Modules listed in VCDS-Lite, only the ones on the for your car. Newer cars have more, older cars have fewer. Each tab on the top of this screen contains a number of different controllers grouped by category: Common, Drivetrain, Chassis, Comfort/Conv, Electronics 1, and Electronics 2. Each possible controller is listed as a number and a description, i.e., [01-Engine].

The Professional Systems are intended for the user who will work with many different VAG cars. For that reason, all Pro systems are Unlimited in the number of vehicles on which they may work. All Ross-Tech VCDS software is updated free for one year from date of purchase.

The number corresponds to the controller number that you'd find in your Factory Repair Manual in the instructions for using a VAG-1551 or other factory diagnostic tool. To establish communications with a particular Control Module, simply click on the appropriate button.

Direct Entry You can also enter any address manually. Simply put in the address such as 01 and click [ Go!] To return to the Main Screen, click [Go Back] In this demo, any Controller you click will take you to the Engine controller. Examples screens for functions may be from various different Controllers (Engine, Airbags, Instruments). Shareware Limitation(s): None. Whether or not VCDS-Lite is registered has no effect being able to communicate with different control modules. Make sure to connect to all control modules that exist in your car, before registering. - Select Control Module Screen.