A new warning light on your dashboard? You don’t understand why it doesn’t turn off… It’s normal, a car is complicated and there are various reasons why a light might occur. If it turns out your glow plug light comes on while driving your Infiniti G, it may signify different problems. In this post, we will do everything we can to help you see things more clearly. First, we will find out how the preheating light on your Infiniti G works, and then the different motives it lights up when you are driving

glow-plug-light-infiniti-g

What is the role of my Infiniti G glow plug light?

The main role 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 properly. In reality, it must light up when you switch on your Infiniti G 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 meant to stay or come on while driving with your automobile. But, if it comes on while driving, it may suggest several troubles, we will try to point out the most important ones.

What to do if the glow plug light comes on while driving on my Infiniti G?

A glow light that comes on while driving on your Infiniti G or at any other time other than when the engine is started is designed to warn you to a fault other than your spark plugs, we will look at this right now. No matter the reason, plug in your car to the diagnostic tool will allow you to properly understand the explanation for the light up of your glow light.

My Infiniti G 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 Infiniti G and that you also knowledge a loss of power. In such a case, different concerns can demonstrate its lightning. Here is a list of the most important reasons:

  • Problem of EGR valve, in fact, if you are affected a loss of power, it is possible that your EGR valve is clogged, in this instance, it is obvious that your preheat light comes on while driving on Infiniti G because it is one of the failures of which it is intended to warn you. Have the status of your valve tested
  • 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 disturbance in the performance of the turbo.
  • Problem related 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 disrupt its proper performance.
  • Finally, the last issue that could lead to a glow indicator light on your Infiniti G 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 Infiniti G

To finish , we’ll give you the motives for a glow plug light that comes on on your Infiniti G 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 fix the issue.
  • You have a false contact somewhere in your electrical circuit, test out the other options first because it is not easy to find it alone, we encourage you to go to your mechanic.
  • Faulty injection pressure sensor, ECU error

    • If you have any further questions about the Infiniti G, do not hesitate to consult our Infiniti G category.