ill go out on a limb and trust im not wasting my time. but ill hold your hand for a minute. the youth today cant look a damn thing up you know, want it all spoon fed....
heres the code description http://www.obd-codes.com/p0446
heres a vac line diagram to show you where the purge solenoid is. top diagram is close to yours, cant find a 04 up na one.
evap purge solenoid is what your after....
its either the canister tank vent solenoid, or the purge solenoid.
http://shop.advanceautoparts.com/p/c...+vent+solenoid canister vent is under the gas filler neck in the quarter panel.
the purge solenoid is on the front of the engine. http://shop.advanceautoparts.com/p/c...urge+solenoids
these are both junk yard parts too if you got one near by, super cheap, and you learn how to get it off on a junk yard car. learn what will break and not to do the same on your car deal.
better?