Well,well you hit the nail on the head .i did use dot 4 which has made the master cylinder seals swell and they have failed.i have some photos i will upload shortly
My 2008 vdj79r v8 which i am the second owner ,started to have problems with rear brakes dragging .After replacing the brake pads,caliper seals it was tracked to the rear load sensor valve with no fluid traveling either way to rear wheels or returning .After playing around with the valve we...
pressure valve by Kerinvale Comaudio posted Mar 2, 2016 at 10:29 AMPress
Picture of the pressure valve near the front radiator .on one side it has a blue and red wire which had 13v on it and a red and black which had 0v when motor was running and the red and black wire was connected to battery...
be my next job .any idea where the pressure switch is .a suggestion was at the front near radiator .also received a suggestion to check behind the battery or relay or fuses.