My 5.0 Bird needs help!

Hey Guys - The Stang is running great, especially with the X-pipe :hail2:

However my 5.0 Bird is having some issues.

I changed the PCV valve and there was oil all over it. :damnit: What does this mean?
There was also some oil in the intake? Possibly through the breather tube?
My CEL comes on quite often when I get above 1800 rpms. I have tried cleaning the MAF but that didnt really help. :damnit: :fuss: It seems to be based on throttle positioning though because in OD i can tip into the gas and it will come on and if i let off it will go off. :bang: Possibly a TPS or IAC? What do you guys think?

Thanks guys, I appreciate all your input.
 
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HISSIN50

"How long does it take to get help in here?
15 Year Member
Nov 29, 1999
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Well, what are the codes for?

blow by can cause a bit of oil in the PCV.
Provide more info. :)
good luck.
 
HISSIN50 said:
Well, what are the codes for?

blow by can cause a bit of oil in the PCV.
Provide more info. :)
good luck.


The last time I had the codes pulled at the autoparts store that I go to, the main mustang guy told me they were oxygen sensor codes for the number 3 oxygen sensor. Well that was a while ago and it has since been having the CEL and i have started trying to clean things up to get the CEL light off but it won't stay off. :fuss: I changed both oxygen sensors in the exhaust pipes, however there isn't a third on to my knowledge, unless it is the MAF.

What can I do about the oil being in my PCV?
 

HISSIN50

"How long does it take to get help in here?
15 Year Member
Nov 29, 1999
31,179
33
129
you only have two O2's right (OBD-I car)?

So how did that guy get the code he did? I would rerun the codes. you can use a paperclip.

One can run an air/oil separator to help contain the oil in the PCV system.

good luck.
 
HISSIN50 said:
you only have two O2's right (OBD-I car)?

So how did that guy get the code he did? I would rerun the codes. you can use a paperclip.

One can run an air/oil separator to help contain the oil in the PCV system.

good luck.


Yes, its ODB-I...

The auto parts store has a little thing they hook up to the diagnostic port.

Air/oil separator huh...well I will have to try that. Thanks for the help. Anyone else, please feel free to comment.