cel on, pulling code p0442

[fordboi415]

its indication is telling me theres a small leak in the evap system.. where would be a good place to start looking for this leak? does anyone ahve any suggestions as to what it might be causing it? ive cleared the code and 2 days later it came back on.. the truck is running good but i would still like to address the issue... thanks guys

 

[fordwheelinman]

Check your fuel filler neck for cracking. Also check your evap lines from your tank all the way up to the engine compartment.