Engine P1639 Engine Code?

Discussion in 'SN95 4.6L Mustang Tech' started by scottyp, Jan 14, 2014.


  1. scottyp

    scottyp New Member

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    So I just bought me a 2001 Mustang Gt and it came up with a P1639 Engine code. Does anyone know what this mean? Thanks
  2. 1slw98

    1slw98 New Member

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    vehicle id block is not programmed or corrupt.... pcm failure


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  3. madspeed

    madspeed Colonel Mustard Mod Dude Founding Member

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    is there a tuner or chip plugged in to the ecm?

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