'Lift pump in Cabriolet fuel tank advice wanted '

See my post below

link here
http://www.vwgolfmk1.org.uk/modules.php?name=Forums&file=viewtopic&t=39355
Could it be the lift pump ? Any other ideas ?  

Thanks

MANSEL

yes it could be the lift pump. feel the temp. of the fuel line where it exits the main pump when it cuts out. if its hot its the lift pump. if not most likely to be the fuel pump relay