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Feb 2, 2010 | 08:19 PM

kockblock89

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New User

Joined: Feb 2010

Posts: 2

Likes: 0

need help

i have a 03 f250 5.4 4x4 i got it with 70k on it it only has 2 o2 sensers right after the headers no cat and it is straight piped i get about 5mpg all the time just wondering what is wrong

Feb 4, 2010 | 04:00 PM

Furian

You Keep What You Kill

Joined: Dec 2006

Posts: 4,902

Likes: 2

From: Huntersville, NC

Are you getting any DTC's (codes) from the ECM?

Feb 4, 2010 | 07:09 PM

kockblock89

Thread Starter

New User

Joined: Feb 2010

Posts: 2

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none

none at all my reader just says 02 sencer number 2 is not compleateing its cycle also it dose not have egr on it

Feb 5, 2010 | 01:41 AM

Furian

You Keep What You Kill

Joined: Dec 2006

Posts: 4,902

Likes: 2

From: Huntersville, NC

I'll have to "BUMP" this thread in the hope that other FTE members can assist you...sorry.

BTW, welcome to FTE!

Feb 9, 2010 | 08:48 PM

Beatdown Z

Freshman User

Joined: Feb 2010

Posts: 35

Likes: 0

From: Newark, DE

Do you have different height tires than stock? Is 5 mpg an exaggeration? Did the bad mileage happen after you straight-piped it?

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