V6 (1994-2004) Mustangs Technical discussions on the 3.8L and 3.9L V6 torque monsters

AHHH its always something!

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Old Feb 24, 2010 | 04:06 PM
  #1  
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brent4
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From: North Carolina
Default AHHH its always something!

Well as of yesterday I took my car for a spin(and the 3.73's make it more enjoyable) and everything during the sprinted drive was perfect. I haven't gotten my tuner yet but it was shipped on Monday(very excited).

On to the point.....today I gave my mother a ride to run errands and my car threw a few codes. PO443, P1451, PO135, PO136, PO141, PO153, PO155, PO161, and P1409.

My car has been down for a month or more and before that I had some code along the same lines and I replaced the front o2's cleaned the MAF abd everything went back to normal. today I cleaned the MAF, disconnected the battery and made sure my o2's were connected. When I get floor it it kinda stumbles and has problems picking up speed past 70. I know that I'm due for a plug and oil change also but is there anything that can be done to fix it minus getting another set of o2's?

Thanks and sorry for the long post.
Old Feb 24, 2010 | 09:30 PM
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sIx
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If the plugs are bad, they might throw some stuff, change the plugs and clear the codes and see how it goes I guess...

Sounds like they are all saying O2 or evap system malf.?
Old Feb 24, 2010 | 09:51 PM
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Sounds like it could be plugs to me. try new plugs and wires and a good fuel injector cleaner.

as far as evap codes go..I just had to fix mine. Check the obvious (gas cap) then clear it. if it comes back on check your MAF for cracks..dunno how that plays into it but it turns out mine had a large crack that I fixed and as of now its no longer throwing an evap code.
Old Feb 24, 2010 | 10:03 PM
  #4  
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brent4
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I will be changing the seafoaming, changing oil and plugs tomorrow if the weather permits. I kinda think it is dealing with the plugs because it occasionally backfires when I floor it. but thanks guys.

On a good note......I just checked the mail and my xcal 2 tuner came in, so tomorrow I'm calling up sct and dishing out $65 for them to put changes on it.
Old Feb 25, 2010 | 12:56 PM
  #5  
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brent4
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Well I seafoamed today changed the oil and spark plug and the problem is still there. After I clear the codes while the CEL is off it drives perfect but as soon as the CEL comes on it acts up.
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