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cylinder 2 misfire!!!! help

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  #1  
Old 02-22-2008, 01:36 PM
ricky0323's Avatar
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Default cylinder 2 misfire!!!! help

i was driving back from work and as i parked the car to stop and get some snacks, when i cam back the car was sputtering and i have no power, sacanned it and PO302 came out as a cylinder 2 misfire, what are the steps to take to figure out what of the many things that can be wrong with my car

by the way does it have anything to do with my fuel tank being almost empty when that happened?
could it be an injector?

please help me out on this one!!!
 
  #2  
Old 02-22-2008, 01:46 PM
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Default RE: cylinder 2 misfire!!!! help

What year and what engine do you have?
 
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Old 02-22-2008, 02:19 PM
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Default RE: cylinder 2 misfire!!!! help

its either the plug or coilpack. IF you swap the coilpack to a differnt cylinder and the code follows it, its the pack, if it doesnt, its the plug.
 
  #4  
Old 02-22-2008, 02:21 PM
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Default RE: cylinder 2 misfire!!!! help

You can also measure the resistance in ohms via a .... ****, I forget what it's called.


Anyways yeah, the most common problem is spark plug / coilpack failure.
 
  #5  
Old 02-22-2008, 02:33 PM
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Default RE: cylinder 2 misfire!!!! help

volt meter [8D]

I love having one. Makes life easy
 
  #6  
Old 02-22-2008, 05:47 PM
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Default RE: cylinder 2 misfire!!!! help

ok so here is what i did i disconected the coilpack from cylinder number two and switched it with cylinder number one and the coilpack from cyl 2 works perfectly on number one but the coilpack that was working stops working, there is no current from the plug or the cable.

steps to follow??

by the way its a 98 B5 1.8t manual
 
  #7  
Old 02-22-2008, 05:57 PM
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Default RE: cylinder 2 misfire!!!! help

Then it must be a problem in the coilpack wiring harness. You are going to have to find the wire that has most likely been melted
 
  #8  
Old 02-22-2008, 06:16 PM
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Default RE: cylinder 2 misfire!!!! help

No need, if its a pre-00 you need a new ICM. Swapping coils and spark plugs won't do s***t.
Go to www.ecstuning.com for a new one. Its the thing sitting on top of your airbox.
 
  #9  
Old 02-22-2008, 11:07 PM
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Default RE: cylinder 2 misfire!!!! help

ORIGINAL: auditech79

No need, if its a pre-00 you need a new ICM. Swapping coils and spark plugs won't do s***t.
Go to www.ecstuning.com for a new one. Its the thing sitting on top of your airbox.

ding ding ! winnar
 
  #10  
Old 02-23-2008, 11:34 AM
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Default RE: cylinder 2 misfire!!!! help

im going with the icm problem, because it seems like the simples way to go, my question is this is it bad for me to run the car with this problem i know im wasting a lot more gas, but unfourtunetly school doesnt let me take a break while i am able to order this part and fix it!!!!!!!

 


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