

| Subject: | Re: 91(bus) dead on the freeway tech expertise needed ! |
| From: | John Carpenter |
| Date: | Wed, 28 Jan 2004 11:26:41 -0500 |
Thanks Joel, I went down to the bus this morning, and there is No fuel pump, initial surge. Also no spark. I will change the key switch first, then test those relays. What is the best way to check them? Thanks for your help! John C. SLC, UT 91 Westy... In a message dated 1/28/2004 8:45:02 AM Eastern Standard Time, jwalker17@earthlink.net writes: > > Subj: Re: 91 dead on the freeway tech expertise needed ! > Date: 1/28/2004 8:45:02 AM Eastern Standard Time > From: "Joel Walker" <jwalker17@earthlink.net> > To: <Trvlr2001@AOL.COM> > Sent from the Internet (Details) > > > > > > and there is no gas smell either. > > There doesn't appear to be any spark. > > Could it be an ignition relay of some kind? > > could be a dead coil. but check those two relays in the black box > above the coil first. they control the power to the fuelpump and the > injectors. you already know the pump is working, so you could swap the > relays positions and see if that makes the pump NOT work ... if so, > that's your problem. > > you might also try wiggling the ignition key. could be the switch .. > they tend to go bad after many years. but if the pump was running and > the starter was turning, it seems to not be too likely. > > the only relay i know of on the starter circuit is the load-reduction > relay .. it shuts off things like headlights, heater fans, and such so > the battery doesn't get drained if you try to start the bus > with those > items on. > > good luck! > joel
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