Date: Thu, 18 Oct 2001 08:07:31 +0100
From: "SimonJ" <menopsam.com>
Subject: Re: Plugging an Injector to Pass Smog Test


"Grunff" <runffnopsamo.co.uk> wrote in message news:bsjz7.14931$T05.1742494nopsam2-win.server.ntlworld.com... > > <davehinznopsamcop.net> wrote in message > news:3bcd905e$0$30972$272ea4a1nopsam.execpc.com... > > Dee <nonetobehadnopsamtobe.com> pressed random keys until the following was > produced: > > > > (snip) > > > > > I'm thinking that a simple hydraulic plug might do the trick but don't > > > know how these systems deal with that kind of a situation. Would the > > > pressure bypass in the pump without damage? > > > > > Does anyone have any better suggestion for taking cylinder one out of > the > > > emissions equation? > > > > Hm. My first impression is "no", and here's why I think that. 1985 - if > > that's still a CIS injection system (anyone know? With the round plate, > > not the air mass meter?), then the amount of air going through meters the > > amount of fuel which is let through the valve. Unless you *also* were to > > decrease the fuel pressure by 25% (causing who knows what else to go > wrong), > > then the fuel destined for your bad & shut down injector, would just end > > up making the others 33% over-fueled. > > No it wouldnt, the position of the plate controls the fuel pressure, not the quantity. Each injector will flow a certain amount of fuel, regardless of how many other injectors are on the system.

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