A new warning light on your dashboard? You don’t find out why it doesn’t switch off… It’s typical, a car is complex and there are many factors why a light may come on. In cases where your glow plug light comes on while driving your Ford E Series, it might signify some things. In this article, we will do everything we can to support you see things more clearly. First, we will find out how the preheating light on your Ford E Series operates, and then the different causes it lights up when you are driving

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What is the purpose of my Ford E Series 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 guarantee that your glow plugs are working properly. In reality, it must light up when you switch on your Ford E Series 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 supposed to stay or come on while driving with your motor vehicle. However, if it comes on while driving, it may show several troubles, we will try to summarize the most important ones.

What to do if the glow plug light comes on while driving on my Ford E Series?

A glow light that comes on while driving on your Ford E Series 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 look at this now. In any case, a switch to the diagnostic tool will allow you to carefully interpret the explanation for the light up of your glow light.

My Ford E Series glow light comes on and I’m having a loss of power

The first possibility is that you notice that your glow plug light comes on while driving your Ford E Series and that you also knowledge a loss of power. In this case, some trouble can demonstrate its lightning. Here is a list of the most important factors:

  • Problem of EGR valve, in reality, if you go through 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 Ford E Series because it is one of the failures of which it is designed to notify you. Have the status of your valve examined
  • Trouble related to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can result in turbo boost and a perturbation 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 operation.
  • Finally, the last trouble that could lead to a glow indicator light on your Ford E Series coupled with a loss of power, is that your fuel filter is too dirty, you should encounter 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 Ford E Series

Finally, we’ll give you the causes for a glow plug light that comes on on your Ford E Series without you feeling any difference in power or motor vehicle 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, test the other solutions first because it is not easy to find it alone, we recommend you to go to your auto technician.
  • Faulty injection pressure sensor, ECU error
  • To discover more tips on the Ford E Series, take a look at the Ford E Series category.