If it's still solid metal then get some kure-rust on it to turn it black and solid Andy +++

Good thinkin :)

So - removed both liners from the rear wheel arches and the suspension on the nearside is the same poor condition:
http://i15.photobucket.com/albums/a3...psedfa9wpy.jpg

Put washing up liquid over the pipes etc and nothing............

Looks like I need to buy Vag-Com but will have to wait for next month as off on holiday next week to the US.