A new light on your dashboard? You don’t find out why it doesn’t shut off… It’s normal, a vehicle is elaborate and there are various causes why a light might occur. In the event that your glow plug light comes on while driving your Alfa Romeo Mito, it might signify different things. In the following paragraphs, we will do anything we can to help you see things more clearly. First, we will discover how the preheating light on your Alfa Romeo Mito works, and then the different causes it lights up when you are driving

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What is the goal of my Alfa Romeo Mito glow plug light?

The main purpose of the engine glow plug light, which is most of the time represented by a yellow coil, is to ensure that your glow plugs are working correctly. Indeed, it must light up when you switch on your Alfa Romeo Mito 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 vehicle. Nevertheless, if it comes on while driving, it may indicate several failures, we will try to detail the most important ones.

What to do if the glow plug light comes on while driving on my Alfa Romeo Mito?

A glow light that comes on while driving on your Alfa Romeo Mito or at any other time other than when the engine is started is intended to notify you to a problem 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 properly interpret the motive for the light up of your glow light.

My Alfa Romeo Mito glow light comes on and I’m encountering a loss of power

The first probability is that you notice that your glow plug light comes on while driving your Alfa Romeo Mito and that you also encounter a loss of power. In this case, different complications can explain its presence. Here is a list of the most important causes:

  • Issue 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 rational that your preheat light comes on while driving on Alfa Romeo Mito because it is one of the failures of which it is expected to alert you. Have the status of your valve checked out
  • Problem associated with 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 disturbance in the operation of the turbo.
  • Problem associated 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 disrupt its proper functioning.
  • Finally, the last issue that could lead to a glow indicator light on your Alfa Romeo Mito 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 Alfa Romeo Mito

Finally, we’ll give you the causes for a glow plug light that comes on on your Alfa Romeo Mito without you feeling any difference in power or vehicle behaviour. In general, this is an electronic problem:

  • Glow plug relays or fuses to be changed, 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, check the other options first because it is not easy to find it alone, we encourage you to go to your auto mechanic.
  • Faulty injection pressure sensor, ECU error

    • If you want more guides on the Alfa Romeo Mito, go to our Alfa Romeo Mito category.