A new warning light on your dashboard? You don’t understand why it doesn’t switch off… It’s normal, a car is elaborate and there are various causes why a light may come on. In cases where your glow plug light comes on while driving your Mitsubishi Mirage, it might suggest several issues. In this article, we will do anything we can to support you see things more clearly. First, we will find out how the preheating light on your Mitsubishi Mirage functions, and then the different reasons it lights up when you are driving


What is the purpose of my Mitsubishi Mirage glow plug light?

The primary intent of the engine glow plug light, which is in most cases symbolized by a yellow coil, is to guarantee that your glow plugs are working correctly. In fact, it must light up when you switch on your Mitsubishi Mirage 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 expected to stay or come on while driving with your car. But, if it turns on while driving, it may indicate multiple failures, we will try to summarize the main ones.

What to do if the glow plug light comes on while driving on my Mitsubishi Mirage?

A glow light that comes on while driving on your Mitsubishi Mirage or at any other time other than when the engine is started is intended to notify you to a fault other than your spark plugs, we will look at this now. In any case, a switch to the diagnostic tool will allow you to precisely understand the cause for the light up of your glow light.

My Mitsubishi Mirage glow light comes on and I’m having a loss of power

The first probability is that you perceive that your glow plug light comes on while driving your Mitsubishi Mirage and that you also knowledge a loss of power. In this instance, several complications can describe its lightning. Here is a list of the main causes:

  • Trouble of EGR valve, in fact, if you suffer a loss of power, it is possible that your EGR valve is clogged, in such a case, it is expected that your preheat light comes on while driving on Mitsubishi Mirage because it is one of the failures of which it is designed to warn you. Have the status of your valve inspected
  • Trouble linked to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can result in turbo boost and a perturbation in the operation of the turbo.
  • Trouble linked 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 disturb its proper functioning.
  • Finally, the last problem that could lead to a glow indicator light on your Mitsubishi Mirage 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 Mitsubishi Mirage

Finally, we’ll give you the reasons for a glow plug light that comes on on your Mitsubishi Mirage without you feeling any difference in power or car behaviour. Generally, this is an electronic fault:

  • Glow plug relays or fuses to be swapped out, 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 problem.
  • You have a false contact somewhere in your electrical circuit, check the other solutions first because it is not easy to find it alone, we suggest you to go to your auto mechanic.
  • Faulty injection pressure sensor, ECU error
  • To find more tips on the Mitsubishi Mirage, take a look at the Mitsubishi Mirage category.