A new warning light on your dashboard? You don’t figure out why it doesn’t switch off… It’s typical, a vehicle is complex and there are various factors why a light might come on. If your glow plug light comes on while driving your Ford Crown Victoria, it might signify different things. In the following paragraphs, we will do everything we can to help you see things more clearly. First, we will find out how the preheating light on your Ford Crown Victoria works, and then the different explanations it lights up when you are driving

glow-plug-light-ford-crown-victoria

What is the purpose of my Ford Crown Victoria glow plug light?

The primary purpose 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 correctly. Indeed, it must light up when you switch on your Ford Crown Victoria 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 automobile. Nevertheless, if it turns on while driving, it may indicate multiple troubles, we will try to point out the main ones.

What to do if the glow plug light comes on while driving on my Ford Crown Victoria?

A glow light that comes on while driving on your Ford Crown Victoria or at any other time other than when the engine is started is intended to notify you to a fault other than your spark plugs, we will check out this right now. Whatever the case, a switch to the diagnostic tool will allow you to accurately understand the motive for the light up of your glow light.

My Ford Crown Victoria 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 Ford Crown Victoria and that you also knowledge a loss of power. In such a case, different complications can describe its lightning. Here is a list of the main factors:

  • Problem of EGR valve, indeed, if you suffer a loss of power, it is possible that your EGR valve is clogged, in this case, it is obvious that your preheat light comes on while driving on Ford Crown Victoria because it is one of the problem of which it is supposed to notify you. Have the status of your valve tested
  • Problem linked to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can cause turbo boost and a perturbation in the operation of the turbo.
  • Problem 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 disturb its proper performing.
  • Finally, the last problem that could lead to a glow indicator light on your Ford Crown Victoria 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 Ford Crown Victoria

To finish , we’ll give you the explanations for a glow plug light that comes on on your Ford Crown Victoria without you feeling any difference in power or automobile behaviour. Generally, 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 resolve the problem.
  • You have a false contact somewhere in your electrical circuit, test the other options first because it is not easy to find it alone, we suggest you to go to your auto technician.
  • Faulty injection pressure sensor, ECU error

    • If you need more guides on the Ford Crown Victoria, go to our Ford Crown Victoria category.