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Truck not starting. Here are codes. What next?

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  #16  
Old 01-05-2013, 07:10 PM
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ok....so i tested every ignition component listed here. They all checked out. Turns out the engine will start, and continue to run as long as I keep spraying, with starter fluid. Guess it's a fuel problem. Looks like I'll be checking the fuel pump that I just replaced 2 months ago. GREAT
 
  #17  
Old 01-05-2013, 09:45 PM
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Get a noid light and test to make sure the injectors are pulsing. If not, the PIP in the dizzy could be the problem.
 
  #18  
Old 01-05-2013, 10:14 PM
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noid light?
 
  #19  
Old 01-05-2013, 10:33 PM
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Originally Posted by MrRogers
noid light?
It's a little light that plugs into the injector harness. If everything is working right, the light will pulse to show that the computer is demanding the injector to squirt fuel. Google image noid light set so you'll know what I'm talking about. Try going to your local Autozone and see if you can rent a noid light set. Also when you do this, do BOTH sides of the injector harness. When I first got my Bronco it wouldn't run. Used a noid light and found that only one cylinder banks injectors were pulsing. If you run into the same situation that I did, your computer may be bad. I replaced mine and it's run like a champ ever since.

Let me ask you this. When you turn your key to the ON position, do you even hear the fuel pump prime?
 
  #20  
Old 01-06-2013, 12:10 AM
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Also I should probably tell you how to test using the noid light. Unclip the harness from one of the injectors and stick the noid light in it. Get someone to turn the key to the crank position. Do this to both the driver side and passenger side of the injector harness. While it's cranking, the noid light SHOULD be pulsing on and off. If it isn't, I would suspect a faulty PIP in the distributor, faulty wiring, or bad computer.
 
  #21  
Old 01-06-2013, 12:21 AM
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thanks. i'll give it a try.
 
  #22  
Old 01-08-2013, 09:50 AM
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For those of you that care: I found the problem. The goddang fuel tank selector switch. Thanks for all your help.
 
  #23  
Old 01-08-2013, 10:21 AM
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Originally Posted by MrRogers
For those of you that care: I found the problem. The goddang fuel tank selector switch. Thanks for all your help.
Glad you've solved the issue!

(I know I wasn't much help..lol) *Not an electrician

Good work
 
  #24  
Old 01-08-2013, 05:29 PM
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Lucky you made out fine without too much being wrong!
 
  #25  
Old 01-08-2013, 05:31 PM
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X7...glad you found the problem AND reported back. Thanks for the feedback!
 
  #26  
Old 01-08-2013, 06:30 PM
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Originally Posted by rla2005
X7...glad you found the problem AND reported back. Thanks for the feedback!
YES!

I HATE when people get the info they need...Then wander off....
 
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