A new warning light on your dashboard? You don’t find out why it doesn’t shut off… It’s typical, a vehicle is complicated and there are many reasons why a light might occur. In cases where your glow plug light comes on while driving your Nissan Frontier, it might show several problems. 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 Nissan Frontier functions, and then the different explanations it lights up when you are driving

glow-plug-light-nissan-frontier

What is the purpose of my Nissan Frontier 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 reality, it must light up when you switch on your Nissan Frontier 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 motor vehicle. Nevertheless, if it comes on while driving, it may show several issues, we will try to detail the main ones.

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

A glow light that comes on while driving on your Nissan Frontier 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 precisely interpret the explanation for the light up of your glow light.

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

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

  • Issue of EGR valve, in fact, if you undergo a loss of power, it is possible that your EGR valve is clogged, in such a case, it is obvious that your preheat light comes on while driving on Nissan Frontier because it is one of the failures of which it is supposed to alert you. Have the status of your valve tested
  • Trouble associated with the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can cause turbo boost and a perturbation in the performance of the turbo.
  • Trouble 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 affect its proper functioning.
  • Finally, the last trouble that could lead to a glow indicator light on your Nissan Frontier 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 Nissan Frontier

Finally, we’ll give you the explanations for a glow plug light that comes on on your Nissan Frontier without you feeling any difference in power or motor 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 solve the trouble.
  • You have a false contact somewhere in your electrical circuit, check 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
  • To find more tips on the Nissan Frontier, take a look at the Nissan Frontier category.