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mustang 2002 problem code

  1. V6 Tech
    I got a code of PO456 on my mustang 2002, this is the first time i have had this problem. Im lost and confused someone help me out, Im only 16 and i brought the car myself and put mods on myself. This cars my baby and shes quick and fast at 240 HP right now. So if you have had this problem or...