well,as it turns out my dsc lite came up again and this time i was armed with my trusty diag tool and it came up with code 2303,something to do woth the ignition??,now i have changed my leads and coil to msd coil and not msd leads??.i cannot remember wot it actually means because i had tp look it up online,thats where i got the definition for 2303 code,anyone help me please,even tho i can just turn off the ignition and back on again and my dsc light goes out and its back on 4 cyl again??