IMO
Wash them, very, very well!
Scuff ALL of them with Scotchbrite purple
Paint, skip primer, twice, 1st= light/medium coat, 2nd= full coat, 4 wheels = 1 can (usually)
Done, plan on a repaint when you need new tires
They should fit, but your speedometer may be off.
Use one of the GPS speedo aps on your phone and see/post what it says now. What is the actual gps speed at 60mph indicated on the speedo, on stock tires?
My car is lowered a lot, I think, and my tires should be 215/40-18 but I have 215/45 to...
Test while idleing from cold to hot:
Using the scanner, watch the inicated engine temp
Also use a infrared temp gun on the fitting (point @ sensor) and watch/compare.
What are you getting?
The valve shuts off the gas when it builds pressure. So it doesn't vent.
But you have a leak.
That code says it's chacoal canister, so I'd start there. Look for obvious damage.
Can you respond with the 4 digit codes &/or full code descriptions?
Lets wait on cleaning the IACV. We've tried every angle I know of.
If you were in Florida I'd tell you to bring it by my house because I'm so frustrated with it.