code help

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Jul 19, 2006 | 06:08 PM

inspector99

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code help

1996 f150,4.9 6 cyl

codes p1130,1150,0385,0171,0174,1507,

what should i try fisrt?

Jul 20, 2006 | 12:42 AM

BlueOvalFitter

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Sounds like you have a vacuum problem.How does the engine run,very rough?

Jul 20, 2006 | 10:21 AM

inspector99

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it doesnt run rough all the time,idles pretty good for awhile then acts like its only hitting on 5 cylinders

Jul 20, 2006 | 07:31 PM

inspector99

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ok,i changed plugs,cleaned maf,iac,runs a lot better.engine light hasnt come on yet,but i get codes pending ,p0171,p0174 and p1401,system too lean and differential press feedback egr circuit high output .ANY IDEAS?

Jul 20, 2006 | 09:46 PM

BlueOvalFitter

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From: USA

DPFE sensor is bad.Replace it.

Jul 20, 2006 | 10:55 PM

inspector99

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thanks for your help Blue,is there a way to bypass the DPFE until i get a new one?Ford garage here had to order one.I read somewhere online that you can do something with the hoses,but im not sure how to do it.

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