A new warning light on your dashboard? You don’t understand why it doesn’t switch off… It’s normal, a vehicle is elaborate and there are various reasons why a light might occur. In the event that your glow plug light comes on while driving your Nissan Micra, it may suggest some problems. In the following paragraphs, we will do everything we can to support you see things more clearly. First, we will see how the preheating light on your Nissan Micra operates, and then the different causes it lights up when you are driving

glow-plug-light-nissan-micra

What is the role of my Nissan Micra glow plug light?

The main goal of the engine glow plug light, which is generally symbolized by a yellow coil, is to make sure that your glow plugs are working correctly. In reality, it must light up when you switch on your Nissan Micra 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 vehicle. However, if it turns on while driving, it may suggest multiple failures, we will try to point out the most important ones.

What to do if the glow plug light comes on while driving on my Nissan Micra?

A glow light that comes on while driving on your Nissan Micra 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 check out this right now. No matter the reason, connecting your vehicle to the diagnostic tool will allow you to accurately interpret the reason for the light up of your glow light.

My Nissan Micra glow light comes on and I’m going through a loss of power

The first situation is that you notice that your glow plug light comes on while driving your Nissan Micra and that you also experience a loss of power. In such a case, some problems can demonstrate its presence. Here is a list of the most important reasons:

  • Trouble of EGR valve, in reality, if you suffer 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 Nissan Micra because it is one of the problem of which it is meant to warn you. Have the status of your valve tested
  • Trouble associated with the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can cause turbo boost and a perturbation in the operation of the turbo.
  • Trouble in connection with the injection, either an injector that has seized up or the injection pump that is malfunctioned by filings or other possible foreign bodies that disturb its proper performing.
  • Finally, the last trouble that could lead to a glow indicator light on your Nissan Micra 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 Nissan Micra

To conclude, we’ll give you the causes for a glow plug light that comes on on your Nissan Micra without you feeling any difference in power or vehicle behaviour. Ordinarily, 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 solve the trouble.
  • You have a false contact somewhere in your electrical circuit, test out the other solutions first because it is not easy to find it alone, we encourage you to go to your technician.
  • Faulty injection pressure sensor, ECU error

    • If you wish more tutorials on the Nissan Micra, go to our Nissan Micra category.