Take carbon cleaning products on a towel to clean the inside of the idle air control valve passage and the outside of the throttle body. Allow about 30 minutes for the application to dry. Re-mount the Idle Air Control Valve When the cleaning products have been applied to all the places, the cleaning work has been completed.
Full Answer
How do I clean the idle air control valve?
Prepare the working area 2. Locate the idle air control valve 3. Remove the filter box and the air duct 4. Disconnect the clamps that connect the air duct to the throttle body 5. Locate the passage to the idle air control valve 6. Spray the hole with throttle body cleaner 7. Reconnect all of the components
Where is the idle air control valve located on a car?
Locate the passage to the idle air control valve With your throttle body exposed, you will be able to see a small ”hole” or passage that is located on the inside of the throttle body. This ”hole” or passage allows the air to bypass from the air duct into the engine when your car is idle.
What happens if the idle air control valve fails?
The job of your idle air control valve is to open up a valve that will allow air to only go through the bypass at idle. If this valve fails completely, you’ll have a really hard time starting your car or idling would be really rough. Video Player is loading.
How does the throttle plate work at idle?
But at idle, with the throttle plate closed, there is a bypass which is going to allow air to go from the front side of the throttle plate when the throttle plate is closed and travel to the backside of the throttle plate and come out and enter your engine.
Can you clean an idle control valve?
How do you clean an IAC valve? After relocating the IAC valve, you need to unscrew it and detach all the wires. You can clean it by soaking it in gasoline and blowing compressed air into it. Then, reattach it with the screws and reconnect the wires.
How do you clean a clogged IAC valve?
0:006:00How to Clean a Throttle Body and Idle Air Control ( IAC ) Valve - YouTubeYouTubeStart of suggested clipEnd of suggested clipHey how's it going doing yourselfers. Today my shaking clean your throttle body and your I don'tMoreHey how's it going doing yourselfers. Today my shaking clean your throttle body and your I don't control that I'm going to show you how to do this on this 99. Mitsubishi montero. But this procedure
Should I clean or replace my idle air control valve?
0:563:06IACV Clean Or Replace "How To" - YouTubeYouTubeStart of suggested clipEnd of suggested clipWhen you're sitting on the stoplight. And your rpms are going up. And down or it's a little rough atMoreWhen you're sitting on the stoplight. And your rpms are going up. And down or it's a little rough at idle this is your culprit. So in order to clean it you just buy some good old brake cleaner.
How do I clean my idle speed control motor?
2:585:51How To Fix A Car That Idles Poorly (Clean the IAC) - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou just want to clean this out make sure again your manual says that you could use a carb cleanerMoreYou just want to clean this out make sure again your manual says that you could use a carb cleaner or some type of throttle body cleaner to clean this up.
Can you clean an idle air control valve without removing it?
The good news is, you can clean your idle air control valve from home—in fact, you don't even have to remove it to get it clean! Here's what to do: Locate your car's idle air control valve. Typically, you'll find it attached to the throttle body in your car's engine.
Can you clean IAC valve with wd40?
0:191:26Throttle Body, Carb & Choke Cleaner - WD-40 Specialist Automotive RangeYouTubeStart of suggested clipEnd of suggested clipYou can safely spray throttle body carbon choke cleaner straight down the carburetor throat orMoreYou can safely spray throttle body carbon choke cleaner straight down the carburetor throat or throttle body.
What happens if I unplug the idle air control valve?
You can unplug the IAC and it should not cause any damage if you disconnect it while the engine is idling.
What are the symptoms of idle air control valve?
7 Symptoms Of A Bad Idle Air Control Valve & Replacement CostUnstable Idle Speed.Constant Engine Stalling.Engine Backfire.Rough Idle.Stalling or Hesitation Under Load.Check Engine Light.Engine Won't Start.
How do I check my idle air control valve?
0:024:37Easy Way to Check an Idle Air Control Valve - YouTubeYouTubeStart of suggested clipEnd of suggested clipHow far that pintle is out and then put it back in start. The car up wait for it to get warm andMoreHow far that pintle is out and then put it back in start. The car up wait for it to get warm and idle smoothly. And then do the same thing unplug it while idling.
What happens if the idle air control valve fails?
If the valve doesn’t fail but the passage gets clogged up with carbon buildup, then you also have very poor idle. In fact, you’ll like more likely to have a very low idling car.
What is idle air control valve?
The idle air control valve has a mission to allow air to bypass your throttle plate at idle. When you press on the gas pedal, you open up the throttle plate and allow air from your air filter box to enter the engine. But at idle, with the throttle plate closed, there is a bypass which is going to allow air to go from the front side of the throttle plate when the throttle plate is closed and travel to the backside of the throttle plate and come out and enter your engine.
How to disconnect a filter box?
In order to disconnect the filter box, you will have to disconnect the clamps that are holding the filter box. Next, if your vehicle has a MAF sensor, disconnect the wiring that goes into the MAF sensor. Then, you want to remove all vacuum lines that are connected to this air duct. Make sure to remove the PCV hose that is connected to the big air duct.
Where is the hole in the throttle body?
With your throttle body exposed, you will be able to see a small ”hole” or passage that is located on the inside of the throttle body. This ”hole” or passage allows the air to bypass from the air duct into the engine when your car is idle. Inspect the hole and see if it has visible carbon build-up or something that may restrict the airflow.
Can you move throttle body plate while cleaning idle air control valve?
If you have a car that has an electronically operated throttle body plate, please make sure that you do not move the throttle body plate while cleaning the idle air control valve. The reason for this is if you touch the plate and move it around with your hand, you’re going to throw off the calibration. In order to reset that, you’re going to have to go to a dealer or a mechanic shop and that’s going to cost you money.
