A new warning light on your dashboard? You don’t figure out why it doesn’t shut off… It’s typical, an automobile is complex and there are multiple reasons why a light might come on. In cases where your glow plug light comes on while driving your Peugeot 108, it may possibly point out different concerns. In this article, we will do everything we can to help you see things more clearly. First, we will discover how the preheating light on your Peugeot 108 operates, and then the different explanations it lights up when you are driving

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What is the goal of my Peugeot 108 glow plug light?

The primary role of the engine glow plug light, which is generally symbolized by a yellow coil, is to ensure that your glow plugs are working correctly. In fact, it must light up when you switch on your Peugeot 108 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 supposed to stay or come on while driving with your motor vehicle. Nevertheless, if it comes on while driving, it may reveal multiple failures, we will try to explain the most important ones.

What to do if the glow plug light comes on while driving on my Peugeot 108?

A glow light that comes on while driving on your Peugeot 108 or at any other time other than when the engine is started is designed to alert you to a problem other than your spark plugs, we will look at this right now. In any case, plug in your car to the diagnostic tool will allow you to accurately translate the reason for the light up of your glow light.

My Peugeot 108 glow light comes on and I’m experiencing a loss of power

The first situation is that you recognize that your glow plug light comes on while driving your Peugeot 108 and that you also experience a loss of power. In such a case, different trouble can describe its lightning. Here is a list of the most important reasons:

  • Issue of EGR valve, in reality, if you suffer a loss of power, it is possible that your EGR valve is blocked, in this instance, it is logical that your preheat light comes on while driving on Peugeot 108 because it is one of the problem of which it is meant to warn you. Have the status of your valve examined
  • Trouble associated with the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can cause turbo boost and a disturbance in the performance of the turbo.
  • Trouble related 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 operation.
  • Finally, the last trouble that could lead to a glow indicator light on your Peugeot 108 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 Peugeot 108

Finally, we’ll give you the explanations for a glow plug light that comes on on your Peugeot 108 without you feeling any difference in power or motor vehicle behaviour. In most cases, 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 solve the trouble.
  • You have a false contact somewhere in your electrical circuit, test out the other solutions first because it is not easy to find it alone, we advise you to go to your auto technician.
  • Faulty injection pressure sensor, ECU error

    • In the event that you have any additional questions about the Peugeot 108, do not hesitate to consult our Peugeot 108 category.