It correlates manifold vacuum to fuel pressure. High vacuum (idle), low
pressure; low vacuum (open throttle) high pressure.

I think I got it the right way around.

When my regulator went south, the van was drowning in gas at idle.

Jake

On 8/28/06, d spence <dkspence@telus.net> wrote:
>
> What is the function of the vacuum hose that connects to the fuel
> pressure regulator?
>

--
Jake
1984 Vanagon GL
1986 Westy Weekender "Dixie"
www.crescentbeachguitar.com