Hello can anyone hep with this my check engine light is on went to have it tested and came up with code po446 probable causes
aa1 open or short circuit condition
aa2 poor electrical connection
aa3 faulty vent solenoid

my lexus is 2000 GS 300
I really have no clue about cars but im trying to learn , so if anyone can tell me what to check or how to do it please help
I have changed new spark plugs last week, I have tightened gas cap, i have disconnected battery,
lost now please help
and a woman going to a mechanic is like a kid in candy store
so any info would be great
Thank you so much