A new warning light on your dashboard? You don’t find out why it doesn’t shut off… It’s normal, an auto is complex and there are many causes why a light could occur. In the event that your glow plug light comes on while driving your Dacia Duster, it may possibly reveal several problems. In this article, we will do everything we can to support you see things more clearly. First, we will discover how the preheating light on your Dacia Duster operates, and then the different motives it lights up when you are driving

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What is the role of my Dacia Duster glow plug light?

The primary intent of the engine glow plug light, which is most of the time represented by a yellow coil, is to make sure that your glow plugs are working effectively. In fact, it must light up when you switch on your Dacia Duster to tell you that they are heating the intake air in your cylinders and must go out after a few minutes when the engine is running. This preheat light is therefore not meant to stay or come on while driving with your automobile. Nevertheless, if it turns on while driving, it may show different failures, we will try to explain the main ones.

What to do if the glow plug light comes on while driving on my Dacia Duster?

A glow light that comes on while driving on your Dacia Duster or at any other time other than when the engine is started is meant to alert you to a fault other than your spark plugs, we will look at this now. Whatever the case, a switch to the diagnostic tool will allow you to accurately translate the cause for the light up of your glow light.

My Dacia Duster glow light comes on and I’m suffering from a loss of power

The first possibility is that you recognize that your glow plug light comes on while driving your Dacia Duster 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 main causes:

  • Problem of EGR valve, in reality, if you undergo a loss of power, it is possible that your EGR valve is blocked, in such a case, it is expected that your preheat light comes on while driving on Dacia Duster because it is one of the failures of which it is meant to alert you. Have the status of your valve examined
  • Issue associated with the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can result in turbo boost and a disturbance in the operation of the turbo.
  • Issue associated with the injection, either an injector that has seized up or the injection pump that is destroyed by filings or other possible foreign bodies that disrupt its proper performing.
  • Finally, the last issue that could lead to a glow indicator light on your Dacia Duster coupled with a loss of power, is that your fuel filter is too dirty, you should experience 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 Dacia Duster

To finish , we’ll give you the motives for a glow plug light that comes on on your Dacia Duster without you feeling any difference in power or automobile behaviour. Generally, this is an electronic fault:

  • Glow plug relays or fuses to be replaced, 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 fix the issue.
  • 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 advise you to go to your auto mechanic.
  • Faulty injection pressure sensor, ECU error

    • Whenever you have any additional questions about the Dacia Duster, do not hesitate to consult our Dacia Duster category.