Find Idle Control Valve Providers, Agents, Companies at Eworldtrade An important engine management component found in the majority of vehicles. An idle control valve controls and regulates the engine idle speed keeping it at the pace necessary for the operating conditions. You may have heard of idle control valves being called idle air control valves as well. A bad idle control valve can make a vehicle very hard to drive and cause issues that could have been easily avoided if the vehicle would have been kept in check. Irregular idle speed and the check engine light turning on are the two most common indicators of a problem with your idle control valve. If you ignore these, you may start noticing engine stalling and at that moment you can be sure that there's a problem in your idle air control valve. Getting your vehicle checked by a profession technician is the best thing to do next and if it needs replacement, you know where to come. eWorldTrade is a business to business platform that allows you to connect with manufacturers and suppliers of quality products from around the world. We allow you to comfortably contact buyers directly and are constantly enhancing our services to make your shopping experience better.