It’s almost never a good indication that the engine in your Kia Optima is behaving unusually. This is because the engine is the most important part of your vehicle and any indicator of abnormal running must be detected right away and you must seek out the trigger of the failure. If it occurs that your Kia Optima is hesitating during acceleration, we have done this tutorial to help you discover the trigger of your failure. We will now take a look at all the possible triggers your Kia Optima having hesitation in acceleration.

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Kia Optima WHICH hesitates while accelerating RESULTING FROM THE IGNITION:

So let’s commence our summarize of the triggers that can provoke hesitation during Kia Optima acceleration. One of the most known triggers is that your ignition does not work out. We talk about ignition, but we can also extend to the malfunction to the ECU which itself can transmit bad data that will disrupt your ignition. It’s possible that your Kia Optima a has gone limp mode, don’t think twice to browse this tutorial for more info. In order to check that one of these malfunctions is not the cause of your Kia Optima having acceleration problems, you will have to “suitcase” your vehicle. Also, you can examine the condition of your ignition coils, if you have more than one and one is defective it may be the justification for the couplings, acceleration holes that you perceive, if you only have one generally your Kia Optima should not start.

Hesitation during Kia Optima acceleration BECAUSE OF THE INJECTORS:

Now let’s concentrate on the injector-related mishaps of your Kia Optima’s fuel injectors. If you perceive this feeling that your vehicle is grazing, it is quite possible that due to poor fuel quality one or more of your injectors have become clogged or obstructed, leading to a bad air/fuel mixture to be sent to the engine block and consequently instantly disrupt its normal operation, do not miss to check your injectors. If during the test you uncover that one of your injectors is leaking on your Kia Optima, please go through our small file to resolve this malfunction.

Hesitation during Kia Optima acceleration BECAUSE OF THE ACCELERATOR CABLE:

Another possible reason why you come to feel hesitation during Kia Optima acceleration, whether you are driving, stationary, hot, cold or accelerating, is that your throttle cable is badly worn. If your accelerator cable is in a serious condition of wear, it will not slide correctly in its sheath and will snap, check the level of wear of your accelerator cable.

Kia Optima that hesitates when accelerating RESULTING FROM THE FUEL FILTER:

As far as the fuel filter is concerned, we’re struggling with the same form of issue as clogged injectors. If your Kia Optima is clutching and you come to feel like it is grazing or you have holes when accelerating, your fuel filter may be clogged. The consequence would be that your whole intake system would be running at idle and therefore your engine would lack fuel supply to go normally. Don’t miss to check it and replace it if necessary. If you ever get the feeling that your Kia Optima is going up in laps by itself, browse our tutorial it should help you to identify the origin.

Hesitation during Kia Optima acceleration BECAUSE OF THE PARTICULATE FILTER:

The ultimate explanation for an hesitating Kia Optima during acceleration. Modern cars are equipped with an increasing number of options to limit emissions, the particulate filter is part of this package. Nevertheless, depending on how you use it, it can become clogged and dirty. Especially if you drive short distances and don’t push your engine hard oftentimes. If this is the circumstance, it is possible that your ACP could become congested and your Kia Optima could give you acceleration complications. Have it inspected.

Hesitation during Kia Optima acceleration RESULTING FROM A PUNCTURED HOSE:

In conclusion, the last issue, and surely the least frustrating for you, it is possible that one of your fuel or air intake hoses is punctured or cracked and that it triggers a lack of air or fuel which will result in an Kia Optima that gives acceleration troubles, check under your hood, engine on, the level of wear of your hoses, be careful not to burn yourself. If this happens to you, your Kia Optima may not be able to idle, in which circumstance take a look at our little page to handle the malfunction in depth.

To find more tips on the Kia Optima, take a look at the Kia Optima category.