can I clean out my charcoal canister or replace it.i got protocol (saeJ185 PWE

What is your question?

Code reader is show me a protocol (sae J1850 PWM) what does it mean well it was ping ing I put new plug wires and plugs so which got rid of it but not all the way I code reader did say Bank 1 and bank 2 oxygen sensors

What makes this problem better or worse?

well after I realize that my fuel tank system is pressurized LOL i know I had a problem when gas leaks out before it got in my gas tank .

How long has your 2003 Ford Windstar had this problem?

I put 2500 miles on it in a year so it's been sitting basically since Christmas