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Discussing New Here, And More [Car Failing To Idle or Rev Properly Now] in the 5.0 Mustangs Forum. dude, sorry about your luck with your car, i have no idea what it is. ...

       

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Old September 25th, 2006, 12:54 AM   #21
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dude, sorry about your luck with your car, i have no idea what it is. i on the other hand had a crappy weekend because my car shakes violently when it rains, i believe it is the distributor cap and rotor. not only that but i got arrested for publi intoxication and underage drinking, after being bailed out, i found that my car had been towed, then i got pulled over going back to college. i told the cop how crappy my weekend had been so he just checked me for warrants then let me go. hang in there, i have no idea though, are the wires put where they are supposed to be?
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Old September 25th, 2006, 05:33 AM   #22
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Woah bro. Now you win. I got a car that produces fogs of unburned gasoline, but you still are ahead of me by far :award Much luck to you on all of that. And yes, the plugs have been checked, checked, and checked again; along with the wiring.

Gonna play with the MAP and other parts on the car, to try and find out whats up. Time's running out.
 
Old September 25th, 2006, 05:38 AM   #23
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Sounds like a fuel issue to me...

Have you checked to make sure the timing is right?
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Old September 25th, 2006, 06:42 AM   #24
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Hrm. Could this be part of the problem?

Went to pull codes. No light. No nothing. Nothing at all.

ECU = BAD?
 
Old September 25th, 2006, 06:43 AM   #25
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Car was RE-timed, twice. Yesterday. New fuel pressure regulator was installed yesterday as well......

Originally Posted by ChrisJ
Sounds like a fuel issue to me...

Have you checked to make sure the timing is right?
 
Old September 25th, 2006, 07:14 AM   #26
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Just to double check, I pulled the ground off the car. Gonna wait about 30 minutes, then go back, and verify the info. Also am going to re-clean the conctacts in the testing areas just to make sure this is the case.
 
Old September 25th, 2006, 07:52 AM   #27
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Input on this? Double check the ecu? replace it? Check all grounds? *shrugs* I'm about to get a sledgehammer and take it to the car......
 
Old September 25th, 2006, 07:53 AM   #28
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And maybe examine the O2 sensors and grounding??
 
Old September 25th, 2006, 07:55 AM   #29
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So what is it doing now?

The more info we can get the better we might be able to diagnose it...

I really hope we can help you out...
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Old September 25th, 2006, 08:00 AM   #30
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Its still doing what it did in the first place. Fogging out the neighbourhood with vaporised but not burnt completely gasoline. It's missing still. Its not staying running at idle, and there are no trouble codes to be pulled. I'm going crazy...

Originally Posted by ChrisJ
So what is it doing now?

The more info we can get the better we might be able to diagnose it...

I really hope we can help you out...
 
Old September 25th, 2006, 08:01 AM   #31
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Me, my dad, and my friends are almost dumbfounded now.
 
Old September 25th, 2006, 08:02 AM   #32
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And I still have until 5pm today to get it running at least minorly smoother. I sense it will find itself in a nearby creek soon X.x
 
Old September 25th, 2006, 08:11 AM   #33
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Oh and I have neglected to mention after all the work on it, it's now failing to turn over properly unless the throttle is open.
 
Old September 25th, 2006, 08:29 AM   #34
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It sounds crazy but have you checked the fuel filter?
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Old September 25th, 2006, 10:40 AM   #35
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Fuel filter has not been checked. But I noticed some oil and coolant coming from the back of the engine. Therefore initiating my spirit to break the engine down again.

It seems that the upper intake gasketry became defunct somehow. The rear cork gasket wasnt alligned properly, and there was an offset gasket on one of the heads. From what I can tell. The head gaskets themselves seem to be in A#1 condition.

I am currently looking at this to some of the cause of the problem.

As for pointing fingers at the fuel filter, I dunno. We checked the pressure on the line after the new regulator was installed. It almost hits 40PSI at the schrader valve during "primeing." But if you have any other info or ideas, im all up for a good listen.

Here is my oppinion in light of the lower intake gasket issues spotted.
Oil may have been crossing paths into the intake, and ergo, into the cylinders, and mixing with gasoline along the way. There was gas and schmoo all around the intake ports and at the rear gasket, there was definate signs of coolant and oil escaping from the rear seal.

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Old September 25th, 2006, 03:02 PM   #36
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I'ts 3 PM. Here's the rundown:

Replaced all gasketry in the lower / upper intake. Turned over car. It ran a little better, but was still acting off kilter. Chcked the timing. Timing was way off. Still trying to manage to get the timing set. I think the coil may have died since yesterday as well.. Not sure. Sparks still keep occuring, but what I think TDC may be on the harmonic balancer, just doesn't seem to cut it.....

Will keep with the updates.
 
Old September 25th, 2006, 04:07 PM   #37
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I refuse to give up on this, even tho I am mind boggled and exausted. But alas. It's 4:01. Time to stop for now, and escape to the land of the shower and work.

The latest information:

As I last posted, replacing the gasketry on the car had worked wonders. It performed better, but not running properly. So I commenced an attempt at setting the timing.

After over an hour (approx 1:30) of trying to set the timing, ive deduced that I am now dealing with a bad coil and or distributor + rotor. It gets spark, but even at what im sure is TDC and 23432948239 other combinations, it's just not cutting the mustard. The cylinders get fuel, the engine cranks, but no avail. Not even so much as a stutter.

A friend of mine is going to join me tonight at about 1AM to further verify, and address this new issue..

Amazing how much work has gone into this car over the past 3 days, and its still not purring again yet. Hopefull tomorrow will be the pay off day..

Depending on what we finally diagnose the car, I'm going to trot to the local pick and pull, and get me some coil & distributor love. Maybe try to catch an IAC and a TPS just for giggles.

Thanks to all who have helped so far, it's provided an edge, and insight.
 
Old September 26th, 2006, 01:01 AM   #38
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I hope everything works out now...It sounds like you have a bad distributor but I am not 100% sure...

4 basic things you need for a motor to work (non-deisel)
1. Spark
2. Gas
3. Compression
4. Air
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Old September 26th, 2006, 04:27 AM   #39
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Heh, wow. Well heres the newest information:

1. The plug that I was refrenc'ing as #1. was dead wrong. It was actually #8. No wonder!
2. So much crap got to the plugs without success, that all the plugs are dead. Spark = Very Healthy, yet no spark manages to escape from the plugs that were in the engine. All wires test good tho. Going to skip the trip to the yard and just head to my local auto parts store and pick up a nice 8x set of Autolites.

Timing was adjusted and hopefully is about where it needs to be for now, but, with the spark plugs being NG.. Won't actually know.

I have one more day of redemption for the car, as I was given tomorrow off. [Oh ye of little faith]

After I diagnosed the fouled plugs as a major culprit of the current events, I proceeded to clear up some issues with the passenger compartment wiring. Also cleaned, sanded, and re-attached any other grounding surfaces I could find.
 
Old September 26th, 2006, 02:31 PM   #40
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UPDATE:

Checked all sensors, hoses, timing, ect.

CAR IS RUNNING NOW. While it is drive-able, somehow its smoky now, like gasoline smoky still. And the car is running hella rich.

Not sure what to do from here. Car IS driveable. Is very lossy in the mid to high range power band tho.

Backfires and hesitates at med to full throttle.

Any suggestions?

To recap:
Most likely the actual cause of the initial problem was the valve cover gaskets and the rear of the lower intake.

Car runs OK now, is drive-able. Rich running and lossy as said above, but other than that... Were getting to the end of this adventure, and it makes me happy
 
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