MX-3.com

I noticed that my engine was idling at about 1200rpms and I haven't been getting as good gas milage. Checked the codes from the engine and it displayed code 10.

Can anyone tell me if I need to totally replace it, or a way to test it before I go and do that?

http://www.mx-3.com/manuals/showimg.php ... F2-152.gif" onclick="window.open(this.href);return false;
http://www.mx-3.com/manuals/showimg.php ... F2-150.gif" onclick="window.open(this.href);return false;