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Q: How to fix code po463 on 2005 Ford Explorer

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
I put a new fuel pump But Still get the code po463
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I replaced the fuel sending unit and still have the check engine light on... before I was getting a PO163, now I get a PO473. when I disconnect the battery for a wile I have the gague go to empty and check engine light goes off.. after a few mins. they both return