A new light on your dashboard? You don’t figure out why it doesn’t switch off… It’s normal, a car is complex and there are many motives why a light might come on. If your glow plug light comes on while driving your Peugeot Expert Tepee, it may possibly signal some problems. On this page, we will do anything we can to help you see things more clearly. First, we will see how the preheating light on your Peugeot Expert Tepee works, and then the different causes it lights up when you are driving

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What is the goal of my Peugeot Expert Tepee glow plug light?

The primary role 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. Indeed, it must light up when you switch on your Peugeot Expert Tepee 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 suggest different 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 Expert Tepee?

A glow light that comes on while driving on your Peugeot Expert Tepee or at any other time other than when the engine is started is intended to notify you to a fault other than your spark plugs, we will take a look at this right now. Whatever the case, a switch to the diagnostic tool will allow you to properly translate the cause for the light up of your glow light.

My Peugeot Expert Tepee glow light comes on and I’m going through a loss of power

The first possibility is that you identify that your glow plug light comes on while driving your Peugeot Expert Tepee and that you also knowledge a loss of power. In such a case, some trouble can explain its lightning. Here is a list of the most important motives:

  • Problem of EGR valve, in reality, if you undergo a loss of power, it is possible that your EGR valve is blocked, in such a case, it is expected that your preheat light comes on while driving on Peugeot Expert Tepee because it is one of the problem of which it is meant to warn you. Have the status of your valve tested
  • Problem linked 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 disturbance in the performance of the turbo.
  • Problem linked to the injection, either an injector that has seized up or the injection pump that is damaged by filings or other possible foreign bodies that disturb its proper functioning.
  • Finally, the last problem that could lead to a glow indicator light on your Peugeot Expert Tepee coupled with a loss of power, is that your fuel filter is too dirty, you should get 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 Expert Tepee

Finally, we’ll give you the causes for a glow plug light that comes on on your Peugeot Expert Tepee 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 changed, 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 resolve the problem.
  • 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 recommend you to go to your auto mechanic.
  • Faulty injection pressure sensor, ECU error

    • To get more tips on the Peugeot Expert Tepee, take a look at the Peugeot Expert Tepee category.