A new warning light on your dashboard? You don’t understand why it doesn’t switch off… It’s normal, an automobile is complex and there are multiple factors why a light might come on. In cases where your glow plug light comes on while driving your Kia Soul, it might show several concerns. In this post, we will do everything we can to support you see things more clearly. First, we will discover how the preheating light on your Kia Soul operates, and then the different causes it lights up when you are driving

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What is the goal of my Kia Soul glow plug light?

The main goal of the engine glow plug light, which is generally symbolized by a yellow coil, is to assure that your glow plugs are working correctly. Indeed, it must light up when you switch on your Kia Soul to tell you that they are heating the intake air in your cylinders and must go out after a few moments when the engine is running. This preheat light is therefore not meant to stay or come on while driving with your vehicle. But, if it comes on while driving, it may indicate several issues, we will try to detail the most important ones.

What to do if the glow plug light comes on while driving on my Kia Soul?

A glow light that comes on while driving on your Kia Soul or at any other time other than when the engine is started is designed to alert you to a problem other than your spark plugs, we will look at this now. In any case, a switch to the diagnostic tool will allow you to accurately interpret the reason for the light up of your glow light.

My Kia Soul glow light comes on and I’m experiencing a loss of power

The first situation is that you perceive that your glow plug light comes on while driving your Kia Soul and that you also experience a loss of power. In such a case, several trouble can explain its lightning. Here is a list of the most important factors:

  • Issue of EGR valve, indeed, if you undergo a loss of power, it is possible that your EGR valve is blocked, in this case, it is expected that your preheat light comes on while driving on Kia Soul because it is one of the issue of which it is supposed to alert you. Have the status of your valve tested
  • Issue related to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can cause turbo boost and a disturbance in the operation of the turbo.
  • Issue related to the injection, either an injector that has seized up or the injection pump that is damaged by filings or other possible foreign bodies that disrupt its proper operation.
  • Finally, the last trouble that could lead to a glow indicator light on your Kia Soul coupled with a loss of power, is that your fuel filter is too dirty, you should encounter jerks because of a bad fuel flow in the engine.

My glow plug light comes on or is flashing but no difference on the performance of my Kia Soul

To finish , we’ll give you the causes for a glow plug light that comes on on your Kia Soul without you feeling any difference in power or vehicle behaviour. Generally, this is an electronic problem:

  • Glow plug relays or fuses to be swapped out, test and replace if necessary.
  • A contactor/potentiometer on one of your pedals (brake, accelerator or clutch) has failed, often a simple de-seizure will be enough to get rid of the trouble.
  • You have a false contact somewhere in your electrical circuit, test the other options first because it is not easy to find it alone, we suggest you to go to your repair shop.
  • Faulty injection pressure sensor, ECU error

    • If you need more guides on the Kia Soul, go to our Kia Soul category.