A new light on your dashboard? You don’t find out why it doesn’t shut off… It’s typical, an auto is complex and there are many factors why a light could occur. If your glow plug light comes on while driving your Jaguar F-Pace, it may signify several issues. In this article, we will do anything we can to support you see things more clearly. First, we will find out how the preheating light on your Jaguar F-Pace operates, and then the different reasons it lights up when you are driving

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What is the goal of my Jaguar F-Pace glow plug light?

The primary role of the engine glow plug light, which is in most cases represented by a yellow coil, is to make sure that your glow plugs are working properly. In fact, it must light up when you switch on your Jaguar F-Pace 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 indicate multiple failures, we will try to detail the main ones.

What to do if the glow plug light comes on while driving on my Jaguar F-Pace?

A glow light that comes on while driving on your Jaguar F-Pace or at any other time other than when the engine is started is designed to warn you to a fault other than your spark plugs, we will take a look at this now. In any case, a switch to the diagnostic tool will allow you to properly interpret the reason for the light up of your glow light.

My Jaguar F-Pace glow light comes on and I’m encountering a loss of power

The first probability is that you recognize that your glow plug light comes on while driving your Jaguar F-Pace and that you also encounter a loss of power. In such a case, several concerns can demonstrate its presence. Here is a list of the main factors:

  • Trouble of EGR valve, indeed, if you undergo a loss of power, it is possible that your EGR valve is clogged, in such a case, it is obvious that your preheat light comes on while driving on Jaguar F-Pace because it is one of the problem of which it is intended to notify you. Have the status of your valve checked
  • Trouble related to the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can lead to turbo boost and a disturbance in the operation of the turbo.
  • Trouble relevant 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 affect its proper function.
  • Finally, the last trouble that could lead to a glow indicator light on your Jaguar F-Pace 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 Jaguar F-Pace

To finish , we’ll give you the reasons for a glow plug light that comes on on your Jaguar F-Pace without you feeling any difference in power or automobile behaviour. In general, this is an electronic fault:

  • Glow plug relays or fuses to be replaced, 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 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

    • If you wish more guides on the Jaguar F-Pace, go to our Jaguar F-Pace category.