A new warning light on your dashboard? You don’t understand why it doesn’t turn off… It’s typical, an auto is complicated and there are various motives why a light may come on. If your glow plug light comes on while driving your Citroen C-crosser, it might suggest different things. On this page, we will do everything we can to support you see things more clearly. First, we will find out how the preheating light on your Citroen C-crosser functions, and then the different causes it lights up when you are driving

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What is the role of my Citroen C-crosser glow plug light?

The main intent of the engine glow plug light, which is generally symbolized by a yellow coil, is to assure that your glow plugs are working properly. In reality, it must light up when you switch on your Citroen C-crosser 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 expected to stay or come on while driving with your vehicle. Nevertheless, if it turns on while driving, it may suggest multiple failures, we will try to explain the most important ones.

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

A glow light that comes on while driving on your Citroen C-crosser or at any other time other than when the engine is started is meant to inform you to a problem other than your spark plugs, we will take a look at this now. Whatever the case, connecting your vehicle to the diagnostic tool will allow you to precisely translate the motive for the light up of your glow light.

My Citroen C-crosser glow light comes on and I’m encountering a loss of power

The first situation is that you perceive that your glow plug light comes on while driving your Citroen C-crosser and that you also encounter a loss of power. In such a case, different problems can demonstrate its lightning. Here is a list of the most important motives:

  • Trouble of EGR valve, in fact, if you go through a loss of power, it is possible that your EGR valve is blocked, in such a case, it is logical that your preheat light comes on while driving on Citroen C-crosser because it is one of the issue of which it is designed to notify you. Have the status of your valve examined
  • Issue linked to the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can bring about turbo boost and a disturbance in the operation of the turbo.
  • Issue linked to the injection, either an injector that has seized up or the injection pump that is destroyed 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 C-crosser 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-crosser

Finally, we’ll give you the causes for a glow plug light that comes on on your Citroen C-crosser without you feeling any difference in power or vehicle behaviour. In most cases, 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 fix the issue.
  • You have a false contact somewhere in your electrical circuit, check the other options first because it is not easy to find it alone, we advise you to go to your repair shop.
  • Faulty injection pressure sensor, ECU error

    • If you want more guides on the Citroen C-crosser, go to our Citroen C-crosser category.