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1999 Ford Explorer

Question: Why is my check engine light is still on when I change mass air flow sensor

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Mac51, 4.0L V6 SOHC, Memphis, TN, January 04, 2012, 15:24

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failed ho2s21,fuel injectors

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• Answer #1

  mastertech6371 January 04, 2012, 18:01
  

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  mass air flow is not the issue. we need the exact code number to further help you. a code 11 is for the mass air flow system.

  Roy
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