Date: Wed, 23 Aug 2006 22:59:52 -0600 From: Charles <cstoyernospamrpex.com> Subject: Re: Vacuum problem 9000
Try disconnecting and plugging the vacuum hose going to the vacuum advance and see if that helps? If so, replace the vacuum advance! Charles Richard Sutherland-Smith wrote: > 1987 9000T auto in New Zealand. > Problem. The turbo gauge does not show any vacuum at idle and on the > overrun. The boost side is ok, it goes nicely up to the yellow/red > area. The only problem I have found is that the vacuum advance on the > distributor is broken, but would this leak be enough to cause the > above? > We tried swopping the dump valve for a known good one but this had no > effect. > Any ideas please? > >