Steve; How much fuel pressure is in the rail? My theory is you have too much pressure, hence impeding any more pumping action. Drive Safely & Good Luck Ken Lewis <Kernersville,NC> 86 VW crewcab;60 356B Coupe -------------------------------------------------- On Mon, 10 Apr 2000 09:33:19 -0700 Steve Sullivan <Steve@NORTHWESTWATCH.ORG> writes: >I could really use the help of you mechanics out there! In the middle >of >replacing my fuel lines the fuel pump seems to have mysteriously died. >Strange coincidence, so before I spend $150 on a new one, please help >me be >sure that's the problem. > >A few weeks ago I parked my perfectly-running 1984 1.9L van in the >garage >for maintenance. I replaced engine compartment fuel lines, fuel >filter, >injector seals, spark plugs, wires, cap and rotor, plus the battery. >First >time I try to start it, won't. Cranks nicely though. Juice running >through >the spark plugs. (And through my body for a second there, but that's >another >story. Ouch.) > >Always before, when I turn the key "on," there are two "buzzt" sounds >that >don't come from the engine compartment, which I assume are from the >fuel >pump. Now, all I get are two clicks. > >I confirmed that the pump is getting power with a circuit tester: >power goes >to the pump for two one-second bursts when key turned "on" and then is >on >continuously when engine cranked. There is no gas getting to the >engine, >I've disconnected hoses and nothing comes out. Fuel does seems to be >coming >through the new filter (installed the correct direction) but no >farther. > >Here's the odd part. I've hooked a hot wire to the pump directly. No >pumping >sounds. But when I plug the hot wire onto the pump, while the >connection is >not quite made there is some arcing as electricity jumps the gap and >the >pump makes noise! It sounds like it's trying to pump, but just one or >two >revolutions. But when the power is connected nothing happens. > >It seems extremely odd to say the least that the pump would work when >shut >down before these repairs, and suddenly not work at all. Everything is >hooked up correctly, and I did nothing to the pump itself. > >Questions, in order of importance: > >1) Will the pump not work if it's empty? Does it need to be primed? If >so, >how? > >2) Does the pump make noise when it's running? > >3) Is it seem normal for it do coincidentally die now and with no >reason? > >4) How else can I test the pump? What am I overlooking? > >Many thanks, my budget is running low and I need this thing running >ASAP. > >Steve ________________________________________________________________ YOU'RE PAYING TOO MUCH FOR THE INTERNET! Juno now offers FREE Internet Access! Try it today - there's no risk! For your FREE software, visit: http://dl.www.juno.com/get/tagj. |
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