WARNING: This page is about a different car, the 2009 Audi TT and 2008 Audi TT. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Pulling Out Bearing Bushing For Selector Shaft
Courtesy of AUDI OF AMERICA, LLC
-- Hold spindle of assembly tool 3290 firmly in place and screw nut -B-.
A - Internal puller 14.5 to 18.5 mm, for example Kukko 21/2