Honda Idle Air Control Valve Symptoms

The Honda Idle is popular for its air control valve failure, which can be caused by several features. Whatever the cause is, the tricky part is that figuring out something is wrong with it is challenging. But it is all about reading the signs and symptoms.

If you want to know what are some common Honda Idle Air control valve symptoms but have no clue, no worries. Keep on reading this guide.

Speed Fluctuations

Speed Fluctuations

The foremost symptom of a malfunctioning air control valve is the irregular speed, given that the valve is the one controlling the speed of the engine. So, any change in the speed signifies an irregularity in the air valve. Just to give an idea, the average ideal speed for a passenger car is around 600-1000 rpm, whereas this value is approximately 600 rpm for heavy trucks.

Engine Stalling

If the engine of your Honda Civic is constantly freezing from time to time, it is because of the bad air control valve. It is common knowledge that it needs a mixture of air and fuel to run an engine efficiently. If the air valve is bad, it means that the engine is not getting enough air to keep it warm and running, which is why it ends up freezing after some time.

Note: Do consider that you will not be able to drive if the stalling becomes recurring. It is because it can eventually end up influencing ignition.

Over-exertion on the Brake Pedal

When the speed is ideal, and you are not putting any foot force on the accelerator, it simply means that it shows no forward movement. However, if your engine requires an extra foot force to keep the vehicle still and it is shown through the red light, it is definitely a sign of a bag air control valve.

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Overloading Engine Stalling

Overloading Engine Stalling

Like engine stalling, overloading engine stalling is yet another symptom of a bad air control valve. Now, let us understand how it works. When the IAC valve is already working on a partially malfunctioning air controller valve, it is bearing an additional load that surpasses the actual limit of the engine.

So, when the driver turns on the heating unit of the AC, the engine becomes overloaded and results in the air valve controller failure. This can also end up with the car having a steering dragged to one side. If you are facing this issue, immediately shut down the AC, stop the car, let it cool down, and drive to the mechanic, or else it can cause an emergency hazard.

Rough Rides

An efficiently running engine is a result of a working air valve controller, hence providing you with smooth and seamless rides. However, if the air valve has gone bad, one symptom of this is the frequent rough rides. What I mean by this is that you will get irregular vibrations, surging of the vehicle, fluctuations, and air getting stuck in the ignition.

Recommended You To Read: Honda CRV Air Conditioner Failure

Warning Lights

One way to tell whether the air valve of your Honda Idle is the warning lights. This is because if the vehicle notices some issues with the engine, like irregular fluctuations or varying number of revolutions per minute, it shows signals through the light signals. So, whenever you see the Engine Light on the dashboard flickering, it probably means it has a bad air valve.

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