Gary, I think grounding the coil cable is more important since you're not cranking that many times, but I would pull the one that does the injectors. I don't see a problem having the fuel system pressurized but not squirting gas into the combustion chamber. -Karl > Karl, > So which one(on an 87) would you pull when doing a > compression check and why? thanks gary > Date: Tue, 22 Apr 2003 19:55:50 -0400 > From: "Karl F. Bloss" <bloss@CITYNET.NET> > Subject: Re: black box above coil > > > Date: Thu, 17 Apr 2003 20:52:22 -0400 > > From: Sylvie et Germain <reglys@SYMPATICO.CA> > > Subject: Re: black box above coil > > > The Fuel Pump Relay provides battery voltage to the > fuel > > pump, injectors and other devices. > > My experience with this tells me that on my '87, the > relay on the > passenger side is fuel pump, but not injectors. The > reason I say > this is that you can take that relay out, run your > engine and it'll > depressurize the fuel system by burning whatever gas > is pressurized > in the lines. The engine should die in a few seconds. > > This allows you to depressurize the fuel lines when > you replace them. > > On the Digijet ('83.5-'85 1.9L gas engine), I believe > that relay > controls both. That means to depressurize the fuel > system, pulling > that relay won't work. You need to pull the fuel pump > ground wire > and then run the engine the same way as above. > > -Karl > > Karl & Kristina Bloss - Hurricane, WV > '85 Westfalia Camper "Fred" > '93 Eurovan MV "Amelie" > WV VW Club: http://WVVW.ORG > "Bound to cover just a little more ground..." > > > __________________________________________________ > Do you Yahoo!? > The New Yahoo! Search - Faster. Easier. Bingo > http://search.yahoo.com > >
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