I have a 99 civic ex with a built Ls/Vtec and a MSD dizzy. I keep getting a CEL for code 4. I have tryed 1 other new msd dizzy and a stock dizzy and I keep getting the same CEL. the car runs good at idel I havent drove it yet b/c it isnt tuned I am going on the 11 of this month to get tuned and now i have this Prob. I have chenged the 3 shield wire from the dizzy to the ECU and nothing I have tryed new ECU's I have a chiped P06 and i am getting code 4 and I have a P28 that I am getting a code 4 now WTF!!!! I ran out of other ideas it might be........ This CEL came on after I put the LS in it I had the Y8 turboed with no CEL before this set up so I need some advice thanks!!!!!!!!!!!

 

anyone?????????