2003 5.4 running lean code

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Apr 19, 2013 | 01:10 PM

Wizzard

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From: Dresden,Ontario,Canada

2003 5.4 running lean code

I keep getting a running lean code on either bank 1 or bank 2. What would cause this?

Apr 19, 2013 | 01:14 PM

garbill2003

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From: Dubois Pennsylvania

A bad sensor a dirty mas misfires egr theirs tons of things. Do you have anymore info ??

Apr 19, 2013 | 02:03 PM

Wizzard

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From: Dresden,Ontario,Canada

Had a bad coil changed that then new gas filter,cleaned air filter and oil change.

Apr 19, 2013 | 02:05 PM

garbill2003

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From: Dubois Pennsylvania

Quote:

Originally Posted by Wizzard

Had a bad coil changed that then new gas filter,cleaned air filter and oil change.

She's fixed then yes or no?

Apr 19, 2013 | 02:24 PM

Wizzard

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From: Dresden,Ontario,Canada

Nope still comes on I can clear it and it will come back not right away but will.

Apr 19, 2013 | 02:26 PM

garbill2003

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Joined: Aug 2011

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From: Dubois Pennsylvania

Quote:

Originally Posted by Wizzard

Nope still comes on I can clear it and it will come back not right away but will.

How does it run hesitation or stumbling?

Apr 19, 2013 | 02:51 PM

FX4SCrew03

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Joined: Jan 2013

Posts: 150

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From: Guthrie, Oklahoma

Mine will do same thing. Get a lean code in bank 1 or 2 or sometimes both. I clear it and it will come on sometimes within a few days and sometimes a few weeks

2003 5.4 running lean code

2003 5.4 running lean code

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