A new light on your dashboard? You don’t find out why it doesn’t shut off… It’s normal, a car is complicated and there are many causes why a light could come on. If it turns out your glow plug light comes on while driving your Peugeot e-208, it may signal some things. On this page, we will do everything we can to help you see things more clearly. First, we will find out how the preheating light on your Peugeot e-208 functions, and then the different reasons it lights up when you are driving

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What is the role of my Peugeot e-208 glow plug light?

The primary purpose 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 Peugeot e-208 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. But, if it turns on while driving, it may reveal several failures, we will try to summarize the main ones.

What to do if the glow plug light comes on while driving on my Peugeot e-208?

A glow light that comes on while driving on your Peugeot e-208 or at any other time other than when the engine is started is meant to notify you to a fault other than your spark plugs, we will take a look at this now. Whatever the case, connecting your vehicle to the diagnostic tool will allow you to properly translate the motive for the light up of your glow light.

My Peugeot e-208 glow light comes on and I’m encountering a loss of power

The first probability is that you perceive that your glow plug light comes on while driving your Peugeot e-208 and that you also experience a loss of power. In this case, some problems can explain its lightning. Here is a list of the main causes:

  • Trouble of EGR valve, indeed, if you undergo 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 Peugeot e-208 because it is one of the problem of which it is designed to alert you. Have the status of your valve examined
  • Problem related to the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can cause turbo boost and a perturbation in the performance of the turbo.
  • Problem 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 e-208 coupled with a loss of power, is that your fuel filter is too dirty, you should 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 e-208

To conclude, we’ll give you the reasons for a glow plug light that comes on on your Peugeot e-208 without you feeling any difference in power or motor vehicle behaviour. Ordinarily, 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 resolve 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 encourage you to go to your mechanic.
  • Faulty injection pressure sensor, ECU error

    • If you want more tutorials on the Peugeot e-208, go to our Peugeot e-208 category.