A new warning light on your dashboard? You don’t find out why it doesn’t shut off… It’s normal, an auto is elaborate and there are various factors why a light could come on. In cases where your glow plug light comes on while driving your Fiat Stilo, it may possibly signify different issues. On this page, we will do everything we can to support you see things more clearly. First, we will find out how the preheating light on your Fiat Stilo works, and then the different motives it lights up when you are driving

glow-plug-light-fiat-stilo

What is the role of my Fiat Stilo glow plug light?

The primary goal of the engine glow plug light, which is most of the time symbolized by a yellow coil, is to make sure that your glow plugs are working properly. In fact, it must light up when you switch on your Fiat Stilo 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. However, if it turns on while driving, it may reveal several failures, we will try to describe the main ones.

What to do if the glow plug light comes on while driving on my Fiat Stilo?

A glow light that comes on while driving on your Fiat Stilo or at any other time other than when the engine is started is meant to inform you to a problem other than your spark plugs, we will check out this right now. Whatever the case, plug in your car to the diagnostic tool will allow you to precisely understand the explanation for the light up of your glow light.

My Fiat Stilo glow light comes on and I’m going through a loss of power

The first situation is that you identify that your glow plug light comes on while driving your Fiat Stilo and that you also knowledge a loss of power. In this case, different problems can explain its presence. Here is a list of the main factors:

  • Trouble of EGR valve, in reality, if you go through a loss of power, it is possible that your EGR valve is blocked, in such a case, it is rational that your preheat light comes on while driving on Fiat Stilo because it is one of the failures of which it is expected to warn you. Have the status of your valve checked
  • Issue related to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can bring about turbo boost and a disturbance in the operation of the turbo.
  • Issue associated with 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 performing.
  • Finally, the last problem that could lead to a glow indicator light on your Fiat Stilo 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 Fiat Stilo

To conclude, we’ll give you the motives for a glow plug light that comes on on your Fiat Stilo without you feeling any difference in power or vehicle behaviour. Ordinarily, this is an electronic problem:

  • Glow plug relays or fuses to be swapped out, 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 fix the problem.
  • You have a false contact somewhere in your electrical circuit, test out the other alternatives 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 wish more tutorials on the Fiat Stilo, go to our Fiat Stilo category.