A new warning light on your dashboard? You don’t figure out why it doesn’t shut off… It’s normal, an auto is complex and there are multiple reasons why a light may come on. In cases where your glow plug light comes on while driving your Peugeot 205, it may possibly signal different things. In this post, we will do anything we can to support you see things more clearly. First, we will see how the preheating light on your Peugeot 205 functions, and then the different reasons it lights up when you are driving

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What is the goal of my Peugeot 205 glow plug light?

The primary role of the engine glow plug light, which is generally symbolized by a yellow coil, is to make sure that your glow plugs are working correctly. Indeed, it must light up when you switch on your Peugeot 205 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 expected to stay or come on while driving with your automobile. But, if it comes on while driving, it may indicate several failures, we will try to describe the most important ones.

What to do if the glow plug light comes on while driving on my Peugeot 205?

A glow light that comes on while driving on your Peugeot 205 or at any other time other than when the engine is started is meant to notify you to a problem other than your spark plugs, we will look at this right now. No matter the reason, a switch to the diagnostic tool will allow you to carefully understand the explanation for the light up of your glow light.

My Peugeot 205 glow light comes on and I’m experiencing a loss of power

The first probability is that you detect that your glow plug light comes on while driving your Peugeot 205 and that you also encounter a loss of power. In this case, different concerns can demonstrate its lightning. Here is a list of the most important reasons:

  • Problem of EGR valve, in reality, if you undergo a loss of power, it is possible that your EGR valve is blocked, in this case, it is obvious that your preheat light comes on while driving on Peugeot 205 because it is one of the issue of which it is designed to warn you. Have the status of your valve examined
  • Trouble related to the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can result in turbo boost and a disturbance in the operation of the turbo.
  • Trouble in connection with the injection, either an injector that has seized up or the injection pump that is broken by filings or other possible foreign bodies that disturb its proper function.
  • Finally, the last issue that could lead to a glow indicator light on your Peugeot 205 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 Peugeot 205

To finish , we’ll give you the reasons for a glow plug light that comes on on your Peugeot 205 without you feeling any difference in power or automobile behaviour. Ordinarily, this is an electronic problem:

  • 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 fix the issue.
  • 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 suggest you to go to your auto technician.
  • Faulty injection pressure sensor, ECU error

    • If you have any additional questions about the Peugeot 205, do not hesitate to consult our Peugeot 205 category.