WARNING: This page is about a different car, the 2013 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.
-- Disconnect the camshaft adjustment valve 1 connector -1-.
Fig 1: Camshaft Adjustment Valve And Bolts
Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
-- Remove the bolts -arrows- and remove the camshaft adjustment valve 1.