A new warning light on your dashboard? You don’t figure out why it doesn’t switch off… It’s typical, a car is elaborate and there are multiple motives why a light could come on. In cases where your glow plug light comes on while driving your Citroen Saxo, it may possibly point out several concerns. In this post, we will do anything we can to help you see things more clearly. First, we will discover how the preheating light on your Citroen Saxo operates, and then the different motives it lights up when you are driving

glow-plug-light-citroen-saxo

What is the goal of my Citroen Saxo glow plug light?

The primary role of the engine glow plug light, which is most of the time represented by a yellow coil, is to ensure that your glow plugs are working effectively. In reality, it must light up when you switch on your Citroen Saxo 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 car. But, if it turns 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 Citroen Saxo?

A glow light that comes on while driving on your Citroen Saxo or at any other time other than when the engine is started is intended to alert you to a fault other than your spark plugs, we will look at this now. No matter the reason, connecting your vehicle to the diagnostic tool will allow you to carefully interpret the reason for the light up of your glow light.

My Citroen Saxo glow light comes on and I’m suffering from a loss of power

The first possibility is that you identify that your glow plug light comes on while driving your Citroen Saxo and that you also knowledge a loss of power. In this case, several problems can describe its lightning. Here is a list of the most important motives:

  • Problem of EGR valve, in fact, if you are affected a loss of power, it is possible that your EGR valve is blocked, in such a case, it is obvious that your preheat light comes on while driving on Citroen Saxo because it is one of the problem of which it is meant to alert you. Have the status of your valve examined
  • Issue linked to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can bring about turbo boost and a perturbation in the performance of the turbo.
  • Issue associated with the injection, either an injector that has seized up or the injection pump that is damaged by filings or other possible foreign bodies that disrupt its proper performance.
  • Finally, the last issue that could lead to a glow indicator light on your Citroen Saxo 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 Citroen Saxo

To finish , we’ll give you the motives for a glow plug light that comes on on your Citroen Saxo without you feeling any difference in power or car behaviour. Ordinarily, this is an electronic fault:

  • Glow plug relays or fuses to be changed, 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, check the other solutions first because it is not easy to find it alone, we advise you to go to your mechanic.
  • Faulty injection pressure sensor, ECU error

    • To discover more tips on the Citroen Saxo, take a look at the Citroen Saxo category.