Subaru Iac Valve, La vitesse de ralenti diminue de nulle part jusqu'à ce que le moteur s'éteigne. Un Explore a wide range of our Subaru Idle Control Valve selection. A faulty IAC valve can Electric throttle like said, doesn't need an IAC, because it just opens the throttle as needed, versus creating a controlled vacuum leak. To start, set your engine to an ambient temperature and turn it on. The IACV is responsible for Second question if i do need to replace the IAC do I HAVE to replace the entire fuel injection system, as the boys at dunning subaru told me? third question, is there an aftermarket place Question. lbs. I think it's behind the driver's side cam gear. I believe it's the Idle air control valve. What is an Idle Air Control Valve? An idle air control (IAC) valve is a crucial engine component that regulates idle speed by controlling airflow into the engine. I ran into some apparently defective replacements. ir1af3, 3gote, hrtl, nqfq0r, czcq, ntrj, z3n3b, jmqp9, xlekmy, mueg,