A new light on your dashboard? You don’t find out why it doesn’t switch off… It’s typical, a vehicle is complicated and there are many factors why a light might occur. In the event that your glow plug light comes on while driving your Hyundai Bayon, it may possibly reveal different things. In the following paragraphs, we will do everything we can to support you see things more clearly. First, we will find out how the preheating light on your Hyundai Bayon functions, and then the different explanations it lights up when you are driving

glow-plug-light-hyundai-bayon

What is the role of my Hyundai Bayon glow plug light?

The primary role of the engine glow plug light, which is generally symbolized by a yellow coil, is to assure that your glow plugs are working properly. In reality, it must light up when you switch on your Hyundai Bayon 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 expected to stay or come on while driving with your vehicle. Nevertheless, if it comes on while driving, it may show different issues, we will try to detail the most important ones.

What to do if the glow plug light comes on while driving on my Hyundai Bayon?

A glow light that comes on while driving on your Hyundai Bayon or at any other time other than when the engine is started is designed to inform you to a fault other than your spark plugs, we will look at this now. No matter the reason, connecting your vehicle to the diagnostic tool will allow you to accurately understand the explanation for the light up of your glow light.

My Hyundai Bayon glow light comes on and I’m having a loss of power

The first possibility is that you perceive that your glow plug light comes on while driving your Hyundai Bayon and that you also encounter a loss of power. In this case, different complications can explain its lightning. Here is a list of the most important factors:

  • Problem of EGR valve, indeed, if you undergo a loss of power, it is possible that your EGR valve is clogged, in this case, it is logical that your preheat light comes on while driving on Hyundai Bayon because it is one of the failures of which it is supposed to warn you. Have the status of your valve tested
  • Issue linked to the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can cause turbo boost and a disturbance in the operation of the turbo.
  • Issue relevant 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 disturb its proper functioning.
  • Finally, the last issue that could lead to a glow indicator light on your Hyundai Bayon coupled with a loss of power, is that your fuel filter is too dirty, you should get 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 Hyundai Bayon

To finish , we’ll give you the explanations for a glow plug light that comes on on your Hyundai Bayon without you feeling any difference in power or vehicle behaviour. In general, this is an electronic fault:

  • Glow plug relays or fuses to be changed, 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 issue.
  • You have a false contact somewhere in your electrical circuit, test out 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 have any further questions about the Hyundai Bayon, do not hesitate to consult our Hyundai Bayon category.