I read on briskoda that 370mg/hr was fine:
http://www.briskoda.net/forums/topic/45932-vag-com-useful-fabia-codes/
http://www.briskoda.net/forums/topic/45932-vag-com-useful-fabia-codes/
I'm in Worksop, Nottinghamshire through the week and in Sunderland, Tyne & Wear on weekends. I'll be happy to do this for anyone.
I've just done my PD130 (BLT) and noticed it does seem to help spool-up time for the turbo