What happens when the idle air control valve goes bad?
If the idle control valve fails completely, it may leave the vehicle without a source of air to maintain a proper idle.
This may result in the engine stalling while operating, and in some cases may result in an engine that will not idle at all, and stalls as soon as it is started..
Can a bad idle air control valve cause no start?
The car won’t start: In extreme cases, the IAC valve may cause too much or too little air from entering the engine when you turn the ignition, resulting in engine that cranks but doesn’t start.
How do I reset my idle air control valve?
How do you reset the IAC valve?Depress the accelerator pedal slightly.Start the engine and run for 5 seconds.Turn the ignition switch to the OFF position for 10 seconds.Restart the engine and check for proper idle operation.
Can you clean an idle air control valve?
Here we will look at how to clean the idle air control valve. … Unscrew the idle air control valve by removing the screws that hold it to the throttle body. Detach any wires coming from the valve so you can remove it completely. Clean the valve by soaking it in gasoline.
How much does it cost to replace an IAC valve?
The average replacement cost of an idle air control valve is between $120 and $500. The parts could cost anywhere from $45 to more than $400, while the labor is only around $70. Of course, the labor cost really depends on the hourly rate of the mechanic.