^^^^^ thanks, bondy.
I'd be willing to have a go at the DV (maybe PCV too), but I'm not fcuking around with my brakes incase I'm not a thorough as I think I am...
Why dont you find a local specialist and get them to do it. Thats why were here 
I use an excellnet Indy near Glasgow, but he could (he wouldn't, though) turn round and say 'five hours' and I'd have no idea...