A new warning light on your dashboard? You don’t find out why it doesn’t switch off… It’s normal, a car is complicated and there are many reasons why a light may come on. In cases where your glow plug light comes on while driving your Nissan Qashqai, it might show several issues. In this post, we will do anything we can to support you see things more clearly. First, we will find out how the preheating light on your Nissan Qashqai works, and then the different motives it lights up when you are driving

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What is the purpose of my Nissan Qashqai glow plug light?

The main intent of the engine glow plug light, which is in most cases represented by a yellow coil, is to assure that your glow plugs are working effectively. In fact, it must light up when you switch on your Nissan Qashqai 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 supposed to stay or come on while driving with your automobile. Nevertheless, 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 Nissan Qashqai?

A glow light that comes on while driving on your Nissan Qashqai 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 take a look at this now. No matter the reason, plug in your car to the diagnostic tool will allow you to accurately interpret the reason for the light up of your glow light.

My Nissan Qashqai glow light comes on and I’m experiencing a loss of power

The first probability is that you notice that your glow plug light comes on while driving your Nissan Qashqai and that you also experience a loss of power. In this case, several concerns can demonstrate its presence. Here is a list of the most important reasons:

  • Trouble of EGR valve, in fact, if you undergo a loss of power, it is possible that your EGR valve is blocked, in this instance, it is rational that your preheat light comes on while driving on Nissan Qashqai because it is one of the issue of which it is expected to warn you. Have the status of your valve checked out
  • Problem associated with the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can result in turbo boost and a perturbation in the operation of the turbo.
  • Problem relevant to the injection, either an injector that has seized up or the injection pump that is broken by filings or other possible foreign bodies that disrupt its proper operation.
  • Finally, the last issue that could lead to a glow indicator light on your Nissan Qashqai 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 Nissan Qashqai

To finish , we’ll give you the motives for a glow plug light that comes on on your Nissan Qashqai without you feeling any difference in power or automobile behaviour. Ordinarily, 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 resolve the issue.
  • 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 suggest you to go to your auto technician.
  • Faulty injection pressure sensor, ECU error

    • To discover more tips on the Nissan Qashqai, take a look at the Nissan Qashqai category.