Discovering irregular engine behaviour on his car is not a good sign. In reality, the engine unit is the main organ of your car and any sign of a breakdown must be spotted instantly and you must search for the reason of this trouble. If you are ever in the situation where your Kia Sedona no longer accelerates, whether uphill or downhill, we have writen this article to enable you understand the base of your failure. To achieve this, we will take a look at the majority of the motives that may justified your Kia Sedona not accelerating efficiently.


My Kia Sedona no longer accelerates properly because of ignition:

Let’s begin our list of the causes that can trigger your Kia Sedona to stop accelerating properly. One of the most general causes is that your ignition does not work out. We talk about ignition, but we can also generalize the fail to function properly to the ECU which itself can send bad information that will disrupt your ignition. It can happen that your Kia Sedona has been put in safety, do not be reluctant to read this content page for more information. To verify that one of these problems is not the purpose why your car no longer accelerates, you will need to run your Kia Sedona through the diagnostic tool. Furthermore, you can verify the state of your ignition coils, if you have several of them and one is faulty it can explain the acceleration holes you experience, if you only have one in normal circumstances your Kia Sedona should not start.

My Kia Sedona no longer accelerates smoothly because of the injectors:

Let’s give attention to the complications with the injectors in your Kia Sedona. If you have the feeling that your vehicle is sputtering, that it suffers a loss of power, it is quite feasible that because of a bad fuel quality one or more of your injectors have blocked or congested, which leads to a bad air/fuel mixture sent to the engine and which will as a consequence mechanically disturb its normal performance, bear in mind to verify the state of your injectors. If within the the test you uncover that one of your injectors is leaking on your Kia Sedona, do not be reluctant to browse our small content page to cure this malfunction.

My Kia Sedona no longer accelerate as before because of the accelerator cable:

Another likely justification for the fact that your vehicle no longer accelerates, whether you are driving, stationary, hot, cold or accelerating, is a pronounced wear of your accelerator cable. If the accelerator cable is getting old and tear, it will not move properly in its sheath and will generate a loss of power, check the condition of wear.

My Kia Sedona no longer accelerate because of the clutch:

One of the classic causes of a Kia Sedona not accelerating when hitting the gas pedal, or not moving forward, is that your clutch disc is outdated. Actually, the function of the clutch is to transfer the energy from the engine to the gearbox which will then transmit it to the wheels. If this disc is “smooth”, you will no longer have the ability to transfer this power to the wheels and you will find that your Kia Sedona no longer accelerates, or at least, the engine may rev up, but the speed of your vehicle will have difficulty raising. Browse through our content page on the clutch that slips on Kia Sedona, to test out yours and check that it is not the cause of your failure.

I do feel a loss of power when I accelerate with my Kia Sedona because of the fuel filter:

As far as the fuel filter is concerned, we are struggling with the same kind of trouble as stuck injectors. If your Kia Sedona no longer accelerates and you have the impression that it is sputtering or that you have drops when accelerating, it is realistic that your fuel filter is blocked. The outcome would be that your complete intake unit is idling and therefore your engine unit lacks the fuel supply to work properly. Don’t be reluctant to verify it and change it if required. In the event that you have the impression that your automobile goes up in laps by itself, browse through this content page it should support you to identify the trigger.

My Kia Sedona does not accelerate any more because of the particulates filter:

The last explanation for a car not accelerating, comes from your exhaust system. Today’s vehicles are furnished with ever more features to limit pollution emissions, the particulate filter is part of this plan. But, according to your use, it is possible that it can become clogged and blocked. Specifically if you make short trips and can mount your car in the RPM. In this instance it is possible that your particle filter gets clogged and that your Kia Sedona does not accelerate anymore. Get it inspected out.

My Kia Sedona does no longer accelerate because of a punctured hose:

To conclude, last justification, and most certainly the least annoying for you, it is possible that one of your fuel or air intake hoses is punctured or cracked and that it causes a lack of air or fuel which will bring about a car which does not accelerate any more, verify under your bonnet, engine running, the level of wear of your hoses, be careful not to burn yourself. If ever you are in this situation, it is possible that your Kia Sedona does not hold idle, in this case consult our content page to deal with in depth the dysfunction.

If you want more guides on the Kia Sedona, go to our Kia Sedona category.