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2012 4.6 L Exhaust Gas Recirculation Flow

Discussion in '2nd Gen Tundras (2007-2013)' started by Scottyp857, Feb 17, 2023.

  1. Feb 17, 2023 at 5:24 PM
    #1
    Scottyp857

    Scottyp857 [OP] New Member

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    My check engine light is on after installing all items for the bypass on my 2012 4.6L. The code is P0401 Exhaust Gas Recirculation Flow Insufficient Detected.. If anyone may had this issue please let me know if you fixed it.
     
  2. Feb 17, 2023 at 5:44 PM
    #2
    Tundra234

    Tundra234 New Member

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    Alot of them
    Which bypass kit do you have? The Hewitt?
     
  3. Feb 17, 2023 at 6:10 PM
    #3
    Scottyp857

    Scottyp857 [OP] New Member

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    Gen 2 and both pressure switches
     
  4. Feb 17, 2023 at 6:11 PM
    #4
    Scottyp857

    Scottyp857 [OP] New Member

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    Yes the Hewitt
     

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