A new light on your dashboard? You don’t figure out why it doesn’t switch off… It’s normal, a car is complicated and there are multiple factors why a light might occur. If it turns out your glow plug light comes on while driving your Fiat Panda, it might indicate several problems. In the following paragraphs, we will do everything we can to help you see things more clearly. First, we will discover how the preheating light on your Fiat Panda functions, and then the different explanations it lights up when you are driving

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

The primary role of the engine glow plug light, which is most of the time represented by a yellow coil, is to assure that your glow plugs are working correctly. In fact, it must light up when you switch on your Fiat Panda 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 meant to stay or come on while driving with your automobile. Nevertheless, if it turns on while driving, it may show several issues, we will try to summarize the most important ones.

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

A glow light that comes on while driving on your Fiat Panda or at any other time other than when the engine is started is meant to warn you to a fault other than your spark plugs, we will take a look at this right now. Whatever the case, plug in your car to the diagnostic tool will allow you to properly translate the reason for the light up of your glow light.

My Fiat Panda glow light comes on and I’m having a loss of power

The first probability is that you notice that your glow plug light comes on while driving your Fiat Panda and that you also encounter a loss of power. In this case, several problems can describe its presence. Here is a list of the most important factors:

  • Trouble of EGR valve, indeed, if you suffer a loss of power, it is possible that your EGR valve is clogged, in this case, it is expected that your preheat light comes on while driving on Fiat Panda because it is one of the issue of which it is expected to notify you. Have the status of your valve checked
  • Problem associated with the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can bring about turbo boost and a disturbance in the operation of the turbo.
  • Problem relevant to the injection, either an injector that has seized up or the injection pump that is broken by filings or other possible foreign bodies that affect its proper performing.
  • Finally, the last trouble that could lead to a glow indicator light on your Fiat Panda coupled with a loss of power, is that your fuel filter is too dirty, you should come to feel 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 Panda

To conclude, we’ll give you the explanations for a glow plug light that comes on on your Fiat Panda 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 solve the trouble.
  • You have a false contact somewhere in your electrical circuit, test the other solutions first because it is not easy to find it alone, we encourage you to go to your repair shop.
  • Faulty injection pressure sensor, ECU error

    • If perhaps you have any additional questions about the Fiat Panda, do not hesitate to consult our Fiat Panda category.