4.6L (1996-2004 Modular) Mustang Technical discussions on 1996-2004 4.6 Liter Modular Motors (2V and 4V) within.

Ouch! Engine!

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Old Jul 11, 2010 | 02:23 PM
  #1  
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schmallz
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Default Ouch! Engine!

My stang is idling like poop, huge loss in power, check engine light is flashing at me.

I'm hopping it's just low on oil.

A friend of mine that graduated from UTI is stopping by later to have a look see.

Does someone on MFs have any tips or useful speculation?
Old Jul 11, 2010 | 03:41 PM
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If it's "just low on oil", and you have "a huge loss in power", then it's not something to be hoping for; as you will also have some serious engine problems to deal with.

As to tips--get the code(s) read, write then down (the codes, not what the well-meaning person at the FLAPS thinks the problem might be), and then look them up here...
Old Jul 11, 2010 | 04:11 PM
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Originally Posted by cliffyk
If it's "just low on oil", and you have "a huge loss in power", then it's not something to be hoping for; as you will also have some serious engine problems to deal with.

As to tips--get the code(s) read, write then down (the codes, not what the well-meaning person at the FLAPS thinks the problem might be), and then look them up here...
He has a reader, we won't even have to look up the codes.... the device has a LCD display.

What is the FLAPS?
Old Jul 11, 2010 | 04:19 PM
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Originally Posted by schmallz
He has a reader, we won't even have to look up the codes.... the device has a LCD display.

What is the FLAPS?
The scanner will only give you the generic descriptions, the site I linked has possible causes and diagnostic info.

FLAPS = Favourite Local Auto Parts Store
Old Jul 11, 2010 | 10:35 PM
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Popped a spark plug and consequently the coil on plug.

Damn aluminum heads, happened to my friends Terminator too.

What can you tell me about those Weapon X plugs, worth the money over stock?
Old Jul 11, 2010 | 10:39 PM
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Just for future reference, a flashing CEL usually means it's got a misfire.
Old Jul 12, 2010 | 03:53 AM
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Originally Posted by schmallz
Popped a spark plug and consequently the coil on plug.

Damn aluminum heads, happened to my friends Terminator too.

What can you tell me about those Weapon X plugs, worth the money over stock?
Do you men Weapon X COPs?

They are quite nice, and in an n/a application serve to make the engine happier--however there is no great rush of power as the stock COPs are adequate to the task. As to cost they are quite a bit less than the OEM units which are $70 to $85 each ($560 to $680 a set, new) last I knew.

The Weapon X Street COPs are $270.

Buy a 1/4" drive torque wrench. A good one is $75 to $100+, but that's a lot cheaper than getting a timsert installed...
Old Jul 12, 2010 | 05:04 AM
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The MSD cops are also another good choice.
My friend really likes his.
I would also change your spark plugs since you will be taking the cops
out anyway.
Old Jul 12, 2010 | 08:26 AM
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OP, are u going to repair the plug threads with the head in the car? Or are u planning on removing the cylinder head? I just finished a new stroker build with brand new stg2 pi heads and pulled my plugs to check compression and a cuple threads came with the number 3 plug!! @ out of the 8 came out so it went back in fine BUT sooner or later ill need to fix it! wish i would have had them inserted before hand!!
Old Jul 12, 2010 | 01:59 PM
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Originally Posted by b96gtman
OP, are u going to repair the plug threads with the head in the car? Or are u planning on removing the cylinder head? I just finished a new stroker build with brand new stg2 pi heads and pulled my plugs to check compression and a cuple threads came with the number 3 plug!! @ out of the 8 came out so it went back in fine BUT sooner or later ill need to fix it! wish i would have had them inserted before hand!!
I have no plans for new cylinder heads right now, especially when JBA just quoted 300-400 dollars on a helicoil job.



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