code po 440

[srcsrt10]

my check engine lite came on today (03 srt10) and i checked on a generic scanner, and it came up po 440 . has anyone else ever had this same problem, my gas cap seems ok. i live in an area where there are no viper techs, let alone good techs of any kind. any help wpould be greatly appreciated , thanks in advance !

 

[kblake905]

P0440 Evaporative Emission Control System Malfunction
Can't help as to what may cause that code?

 

[bluesrt]

Bad gas cap..cracked vapor hose...purge solinoid..vent valve..ect..need a smoke tester.. A aftermarket or locking gas cap can also throw that code. Gotta b a mopar cap only