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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?
> 
>
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