A new warning light on your dashboard? You don’t understand why it doesn’t shut off… It’s normal, a car is elaborate and there are many motives why a light could come on. If your glow plug light comes on while driving your Peugeot Expert, it may possibly suggest some problems. In this article, we will do anything we can to help you see things more clearly. First, we will find out how the preheating light on your Peugeot Expert operates, and then the different reasons it lights up when you are driving

glow-plug-light-peugeot-expert

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

The main intent of the engine glow plug light, which is in most cases symbolized by a yellow coil, is to make sure that your glow plugs are working effectively. In fact, it must light up when you switch on your Peugeot Expert 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 meant to stay or come on while driving with your automobile. However, if it turns on while driving, it may show multiple troubles, we will try to detail the most important ones.

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

A glow light that comes on while driving on your Peugeot Expert or at any other time other than when the engine is started is intended to warn 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 accurately interpret the cause for the light up of your glow light.

My Peugeot Expert glow light comes on and I’m suffering from a loss of power

The first probability is that you notice that your glow plug light comes on while driving your Peugeot Expert and that you also encounter a loss of power. In this instance, some concerns can explain its presence. Here is a list of the most important motives:

  • Problem of EGR valve, in reality, 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 Peugeot Expert because it is one of the problem of which it is supposed to warn you. Have the status of your valve looked at
  • Issue 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 perturbation in the operation of the turbo.
  • Issue in connection with the injection, either an injector that has seized up or the injection pump that is malfunctioned by filings or other possible foreign bodies that disrupt its proper performance.
  • Finally, the last trouble that could lead to a glow indicator light on your Peugeot Expert 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 Expert

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

  • 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 get rid of the trouble.
  • You have a false contact somewhere in your electrical circuit, check the other solutions first because it is not easy to find it alone, we encourage you to go to your auto technician.
  • Faulty injection pressure sensor, ECU error

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