A new light on your dashboard? You don’t find out why it doesn’t shut off… It’s typical, an automobile is complex and there are various reasons why a light might come on. If it turns out your glow plug light comes on while driving your Citroen C-zero, it may signal different concerns. On this page, we will do anything we can to support you see things more clearly. First, we will see how the preheating light on your Citroen C-zero functions, and then the different reasons it lights up when you are driving

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What is the purpose of my Citroen C-zero glow plug light?

The primary intent of the engine glow plug light, which is most of the time symbolized by a yellow coil, is to ensure that your glow plugs are working properly. Indeed, it must light up when you switch on your Citroen C-zero 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 motor vehicle. But, if it comes on while driving, it may show different issues, we will try to describe the most important ones.

What to do if the glow plug light comes on while driving on my Citroen C-zero?

A glow light that comes on while driving on your Citroen C-zero or at any other time other than when the engine is started is intended to notify you to a problem other than your spark plugs, we will look at this right now. Whatever the case, connecting your vehicle to the diagnostic tool will allow you to carefully translate the reason for the light up of your glow light.

My Citroen C-zero glow light comes on and I’m going through a loss of power

The first probability is that you identify that your glow plug light comes on while driving your Citroen C-zero and that you also experience a loss of power. In this instance, different concerns can demonstrate its lightning. Here is a list of the most important reasons:

  • Problem of EGR valve, indeed, if you suffer a loss of power, it is possible that your EGR valve is blocked, in this instance, it is expected that your preheat light comes on while driving on Citroen C-zero because it is one of the issue of which it is expected to notify you. Have the status of your valve inspected
  • Trouble 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 operation of the turbo.
  • Trouble linked 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 affect its proper performing.
  • Finally, the last trouble that could lead to a glow indicator light on your Citroen C-zero coupled with a loss of power, is that your fuel filter is too dirty, you should experience 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 Citroen C-zero

Finally, we’ll give you the reasons for a glow plug light that comes on on your Citroen C-zero 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 replaced, 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 trouble.
  • You have a false contact somewhere in your electrical circuit, test the other alternatives first because it is not easy to find it alone, we suggest you to go to your auto mechanic.
  • Faulty injection pressure sensor, ECU error

    • To discover more tips on the Citroen C-zero, take a look at the Citroen C-zero category.