have a 92 eg with h22a4 obd1 chipped p28 internal coil dizzy blew it driving hard with no cel's after swap for a year.just had sleeved to stock and a balance shaft eliminater kit with rebuild when put back in I think I had the iat and iac valve's plugged in wrong and now it throws a code 10 and idles bad when driving and stopping.tried several iat's and no change,could I have fried my ecu by crossing plugs,iac valve works fine once changed