B16A running rough. (NOT IACV) SORTED!!!!! ;-) Hi guys god this car is doing my head in, as posted in another tread vtec not kickin in. apart from that the car is running rough , low idle and when open the throttle slightly the car starts hunting (high low idle) things i have tried . Checked the wiring for iac thats fine battery voltage and varible earth from ecu . fitted new IACV NO joy there cel code still 14 STILL IS BREAKING MY BALLS!!! John.