getting code PO446

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06-09-2012, 12:16 PM

Bearpaw357

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getting code PO446

Hi all new here, i have engine light on and the code is PO446. just changed fuel filter on my 2006 5.4L f150. any help on what the code means ?

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06-09-2012, 09:20 PM

robertc1216

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Check your gas cap.

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