02 Ford Focus, DTC code P0171

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Sep 5, 2010 | 05:44 PM

robertadkinsjr

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Virgin

Joined: Sep 2010

Posts: 1

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From: Sacramento, CA

02 Ford Focus, DTC code P0171

What is the most likely fix for this problem? Im stumped.

Sep 5, 2010 | 05:51 PM

gtinutter

Regular Contributor

Joined: Jul 2009

Posts: 253

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From: durham city

fuel system for bank 1 too lean

pre-cat 02 sensor needs to be replaced

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