A new light on your dashboard? You don’t understand why it doesn’t shut off… It’s typical, a car is elaborate and there are various factors why a light might come on. If it turns out your glow plug light comes on while driving your Dacia Duster 2, it might point out some concerns. In the following paragraphs, we will do anything we can to support you see things more clearly. First, we will find out how the preheating light on your Dacia Duster 2 functions, and then the different causes it lights up when you are driving

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What is the goal of my Dacia Duster 2 glow plug light?

The primary goal of the engine glow plug light, which is most of the time represented by a yellow coil, is to guarantee that your glow plugs are working correctly. Indeed, it must light up when you switch on your Dacia Duster 2 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 supposed to stay or come on while driving with your automobile. But, if it comes on while driving, it may indicate different failures, we will try to explain the most important ones.

What to do if the glow plug light comes on while driving on my Dacia Duster 2?

A glow light that comes on while driving on your Dacia Duster 2 or at any other time other than when the engine is started is intended to alert 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 precisely interpret the explanation for the light up of your glow light.

My Dacia Duster 2 glow light comes on and I’m suffering from a loss of power

The first probability is that you perceive that your glow plug light comes on while driving your Dacia Duster 2 and that you also experience a loss of power. In this case, some complications can explain its lightning. Here is a list of the most important factors:

  • Problem of EGR valve, indeed, if you are affected a loss of power, it is possible that your EGR valve is clogged, in this instance, it is expected that your preheat light comes on while driving on Dacia Duster 2 because it is one of the failures of which it is expected to notify you. Have the status of your valve checked
  • Problem related to the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can lead to turbo boost and a perturbation in the performance of the turbo.
  • Problem relevant to the injection, either an injector that has seized up or the injection pump that is malfunctioned by filings or other possible foreign bodies that affect its proper performance.
  • Finally, the last trouble that could lead to a glow indicator light on your Dacia Duster 2 coupled with a loss of power, is that your fuel filter is too dirty, you should come to feel 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 2

Finally, we’ll give you the causes for a glow plug light that comes on on your Dacia Duster 2 without you feeling any difference in power or automobile behaviour. In most cases, this is an electronic fault:

  • Glow plug relays or fuses to be replaced, test and change 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 alternatives first because it is not easy to find it alone, we advise you to go to your repair shop.
  • Faulty injection pressure sensor, ECU error

    • To find more tips on the Dacia Duster 2, take a look at the Dacia Duster 2 category.