Hi,
the video gives you a step by step tutorial how to replace the timing belt on your Golf 4 convertible with the 2l AWG engine:
http://www.youtube.com/watch?v=wkY8YxGIsy0
The video has a German soundtrack but Engish subtitles are availabe on YouTube. If you don't see the titles, watch the video directly on YouTube and press the subtitle button below the frame.
Enjoy it,
Jürgen