I would get my self a dedicated Vag Com scanner.....
http://www.ebay.co.uk/itm/VAG-Car-Di...item256b41b3bd..
And another scanner to cover non Audi/Vw...................
http://www.ebay.co.uk/itm/Profession...item4ab2a57ef3
This way you have covered nearly or all makes. In no time you will recovered all the money you have spent......by doing a spot of diagnostic/reset for your neighbours and friends cars