[Shotimes] Still no Start ????
Kevin & Cheryl Airth
clubairth@peoplepc.com
Wed, 9 Jul 2003 21:35:21 -0500
The PCM fires the injectors. Take the PCM fire wall connection off and clean
and put back together. Does you check engine like come on when the key is
on? Light looks good and strong?
.
.
> OK,
>
> The car's back together but will not run. I pressed on the fuel
> pressure valve and fuel indeed did squirt out. It will still fire with
> starting fluid but only for a few seconds. ?????? Help!!!!
>
> Thanks,
> Shaun
>
> -----Original Message-----
> From: van Oss [mailto:vanOss@centurytel.net]
> Sent: Wednesday, July 02, 2003 3:02 PM
> To: Shaun & Meggen Livermore
> Subject: Re: [Shotimes] No start!! Help
>
> Okay. Put that baby back together and then get back to us. We'll be
> very happy to talk you through the tests and checks that will pin this
> down.
>
> Joseph
>
>
>
> ----- Original Message -----
> From: "Shaun & Meggen Livermore" <smlivermore@wi.rr.com>
> To: "'van Oss'" <vanOss@centurytel.net>
> Sent: Wednesday, July 02, 2003 11:26 AM
> Subject: RE: [Shotimes] No start!! Help
>
>
> I think the car is wired correctly now, except for that one wire to the
> fuel pump. When I got it the lights didn't work and the keyless entry
> didn't work, etc. but now everything appears to be working, except for
> the engine not running.
>
> -----Original Message-----
> From: van Oss [mailto:vanOss@centurytel.net]
> Sent: Wednesday, July 02, 2003 11:19 AM
> To: Shaun & Meggen Livermore
> Subject: Re: [Shotimes] No start!! Help
>
> My previous message was only trying to answer your question about the
> wire to the pump. I did not mean it as a response to the overall
> no-start problem.
>
> Before we can do more about no-start, we're going to need the car
> reassembled. Before you put the intake back on, I would pull each plug
> wire off the plug and check for any oil or water in each plug well. If
> the plug wells are clean, go ahead and put the intake back on the
> engine. There are some tests we'll need you to run, and those tests
> require an assembled car.
>
> How confident are you that the wiring has been put right?
>
> Joseph
>
>
>
>
> ----- Original Message -----
> Even if I did that why won't the thing run. By bypassing the CCRM would
> the car not run, and if so why did it run before?
>
> -----Original Message-----
> From: van Oss [mailto:vanOss@centurytel.net]
> Sent: Wednesday, July 02, 2003 10:43 AM
> To: Shaun & Meggen Livermore; shotimes@autox.team.net
> Subject: Re: [Shotimes] No start!! Help
>
> There is another explanation (besides the alarm) why someone installed a
> direct line for power to the fuel pump. In a stock SHO, there is a
> black box on the radiator wall, a bit left of center, called the
> Constant Control Relay Module. Inside this box is a relay that, under
> the direction of the engine computer, sends power to the fuel pump.
> When this relay fails, replacing the whole CCRM is very pricey. So a
> previous owner might have worked around a bad CCRM by wiring in his own
> line. If my guess is right, he wired it in such a way that the supply
> of power is no longer under the control of the engine computer, and is
> merely either off or constantly on. There are a couple of ways you could
> resolve this:
>
> --- You could keep the separate power line to the pump, but change it on
> the front end so that it's wired properly, with a relay. This would
> restore the engine computer's control over power to the pump.
>
> --- You could remove the added line to the pump, swap in an another CCRM
> (to make sure that's the issue), and restore your SHO to stock wiring.
>
> Joseph van Oss
>
>
> ----- Original Message -----
> From: "Shaun & Meggen Livermore" <smlivermore@wi.rr.com>
> To: <shotimes@autox.team.net>
> Sent: Wednesday, July 02, 2003 10:04 AM
> Subject: [Shotimes] No start!! Help
>
>
> Well there's more to the problem. I'll give you the long story....
>
> The car has been sitting on and off for the past 2 years. I've been
> looking at it for the past three months, and started it, and even drove
> it about a month ago. Then on the day that I was supposed to pick it up
> it wouldn't start. The owner, a friends, friend, came out to look at it
> that day to try to get it started. He replaced the fuel filter and said
> that the fuel pump was fairly new. He tried the starting fluid and it
> would run just as I tried. The car also had an alarm in it and he
> thought maybe that was the problem so he ripped it out. In doing so he
> didn't take the time to reconnect all the wires. Either way he couldn't
> get it running. The following day I had it towed over to my house so I
> could work on it. I was thinking maybe the gas had gone bad so I
> drained all of it out of the tank, running it through the fuel filter,
> and refilled it with some new gas, but that didn't do the trick. I then
> was worried about the unconnected wires so I spent all day and night
> trying to reconnect all the wires that appeared to be spiced. Then when
> I took off the back seat I became really confused. There had been a
> wire, he must have put in there, connecting the fuel pump directly to a
> 30 amp fuse in the main fuse panel upfront. I wasn't sure if this was
> for the alarm or what, so I asked him, and he said he didn't put it
> there. I tried undoing the spiced wire and reconnecting the factory
> wires, but when I do so the fuel pump does NOT run at all. When that
> spiced wire IS connected the pump runs but all the time. I then thought
> maybe it was the injectors so I took them out and they appear to be
> fine. Even though the splicing with the fuel pump is odd I don't
> understand how it can run one day and a month later it wouldn't. It sat
> since I test drove it and nobody touched it since. I don't know what to
> do. The intake is still all apart and I haven't put the injectors back
> in yet. It's a disaster. Help!!
>
> Thanks again,
> Shaun Livermore
>
>
>
>
>
>
>
>
>
>
>
>
>
>
> Shaun,
>
> Is the intake back on the car now?
>
> You're right, when you turn the key to the RUN position, the fuel pump
> is supposed to come on for just a couple of seconds to build pressure in
> the system. Can you find the schraeder valve nestled among the intake
> runners? (Looks like a valve stem like you'd put air in a tire.) With
> key in RUN, wrap a rag around this stem and press it lightly. If a
> little fuel sprays out, you have fuel pressure.
>
> The engine computer decides when to fire the injectors. That is a ways
> down on the list of probable causes.
>
> Tell us more about the history of this car, if you know it. It has
> never been able to stay running, since you bought it? Is that why it
> was sold? What parts, especially engine sensors, have been replaced
> recently? What about the fuel filter?
>
> Joseph van Oss
> La Crosse, WI
>
>
>
> ----- Original Message -----
> From: "Shaun & Meggen Livermore" <smlivermore@wi.rr.com>
> To: <shotimes@autox.team.net>
> Sent: Wednesday, July 02, 2003 8:51 AM
> Subject: [Shotimes] No start!! Help
>
>
> Hello everyone,
>
> I hope one of you can help me with this problem. I have a 91' + with
> 127k miles that I just bought. The only thing is that it will not run.
> If you spray starting fluid in the throttle body it will run for a few
> seconds, so I thought maybe it was fuel related. I took off the intake
> and can hear gas running through the fuel rails and inspected the
> injectors which appear to be clean. It seems as if there might be
> something electronically wrong which is not turning the injectors on.
> Also when you turn the key to "On" the fuel pump run continuously, and
> I'm not sure if it is supposed to do that. I thought it was just
> supposed to prime the fuel injection. Anyway I was wondering if there
> is some type of fuel relay of fuse that could be blown stopping my
> injectors to fire? A wiring diagram would be excellent if any one has
> one! Please any suggestions would be of great help, as I haven't been
> able to drive it since I bought it, and I'm getting really anxious.
>
> Thanks again,
>
> Shaun Livermore
>
> 1991 SHO Plus
> Sussex, WI 53089
> 262-844-1123
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