MAZDA 626 TROUBLE CODE

I Have A 98 Mazda 626 With The 2.0 Four Cylinder And A Manual Transmission. The Car Has A Difficult Time Starting, And You Can Usually...

I Have A 2000 Mazda 626 V6. For The Last Couple Of Years The Check Engine Light Comes On With A P0420. It Might Come On For A Couple Of Days...

What Does The Code P0320 Mean And How Do I Fix It