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ignition problem please help

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  #1  
Old 04-11-2008, 08:17 PM
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Default ignition problem please help

I just changed the thermostat and when i went to start the car i forgot to hook all the spark plug wires back up so i started the engine with only 3 spark plug wires the car stalled about 5 seconds later and isn't starting at all now, please help its a 93 ex.

Just checked and there is no spark, checked fuses all of them were good, took of dist cap, couldnt figure out how to get the damn rotor off but i noticed a orangish oil on the dist cover i don't know what that could be but im pretty sure it's not supposed to be there, im pretty sure it's the coil but im not sure, if so how do i got the rotor off and how do i check the coil?
 
  #2  
Old 04-11-2008, 08:28 PM
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Default RE: ignition problem please help

i usually just throw the dist back with all the wires intact - but dont know if that would have worked in your case.
i think you got the wires crossed
 
  #3  
Old 04-11-2008, 08:38 PM
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Default RE: ignition problem please help

Make sure the plug wires are hooked up in the correct order.

For the no start problem, first check for blown fuses. If none is found, check whether you lack spark. To check for spark at each of plug, remove a plug wire and insert a good plug in the end of the wire. Have a buddy crank the engine while you ground the plug threads against a convenient metallic engine part. You should see a bright spark at the tip. Repeat for each plug wire. If you lack spark, you might have a bad coil or igniter unit in the distributor.
 
  #4  
Old 04-12-2008, 05:30 AM
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Default RE: ignition problem please help

If you don't get any sparks it's probably the coil. A couple of people here have reported that running with a plug wire disconnected led to the coil failing.
 
  #5  
Old 04-12-2008, 10:25 AM
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Default RE: ignition problem please help

Thanks im going to check all that out.
 
  #6  
Old 04-12-2008, 11:38 AM
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Default RE: ignition problem please help

Also when you take the distributor cap off, make sure the plastic seperator plate is still there. You should see only the rotor and the top terminal of the coil, all the other parts are under the plate. Without that plate, sparks can jump around inside the distributor and damage the low-voltage parts.
 
  #7  
Old 04-12-2008, 01:29 PM
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Default RE: ignition problem please help

ORIGINAL: mk378

Also when you take the distributor cap off, make sure the plastic seperator plate is still there. You should see only the rotor and the top terminal of the coil, all the other parts are under the plate. Without that plate, sparks can jump around inside the distributor and damage the low-voltage parts.
How would the plastic seperator plate come off i just changed the thermostat nothing else, I still don't know what it is, where do i plug the spark plug wires whats the order or w/e sorry for being such a noob.
 
  #8  
Old 04-12-2008, 01:52 PM
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Default RE: ignition problem please help

I believe mk is referring to the inner cover in the distributor (see picture 1).

The firing order for the distributor is shown in picture 2.

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  #9  
Old 04-12-2008, 06:22 PM
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Default RE: ignition problem please help

Yeah the inner cover. Guess it's not so much of a plate as I remember it.

I'm thinking it could have been gone all along (these things happen when you buy a used car), it can run without it but it'll be more susceptible to damage from excessive voltage which happens when running with one of the spark plugs disconnected.
 
  #10  
Old 04-13-2008, 12:20 AM
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Default RE: ignition problem please help

Too remove the rotor there is a screw below it.
 
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