A new warning light on your dashboard? You don’t understand why it doesn’t shut off… It’s normal, an auto is elaborate and there are various factors why a light might come on. In cases where your glow plug light comes on while driving your Dodge Challenger, it may reveal some things. In this post, we will do anything we can to support you see things more clearly. First, we will find out how the preheating light on your Dodge Challenger operates, and then the different explanations it lights up when you are driving

glow-plug-light-dodge-challenger

What is the purpose of my Dodge Challenger 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 make sure that your glow plugs are working correctly. Indeed, it must light up when you switch on your Dodge Challenger 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 meant to stay or come on while driving with your automobile. But, if it turns on while driving, it may show multiple issues, we will try to explain the main ones.

What to do if the glow plug light comes on while driving on my Dodge Challenger?

A glow light that comes on while driving on your Dodge Challenger or at any other time other than when the engine is started is meant to notify you to a problem other than your spark plugs, we will check out this now. In any case, connecting your vehicle to the diagnostic tool will allow you to carefully translate the cause for the light up of your glow light.

My Dodge Challenger glow light comes on and I’m experiencing a loss of power

The first probability is that you detect that your glow plug light comes on while driving your Dodge Challenger and that you also experience a loss of power. In such a case, some complications can demonstrate its lightning. Here is a list of the main factors:

  • Problem of EGR valve, in reality, if you undergo a loss of power, it is possible that your EGR valve is blocked, in this instance, it is obvious that your preheat light comes on while driving on Dodge Challenger because it is one of the issue of which it is meant to warn you. Have the status of your valve tested
  • Issue associated with 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 perturbation in the operation of the turbo.
  • Issue related 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 performing.
  • Finally, the last issue that could lead to a glow indicator light on your Dodge Challenger coupled with a loss of power, is that your fuel filter is too dirty, you should come to 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 Dodge Challenger

To finish , we’ll give you the explanations for a glow plug light that comes on on your Dodge Challenger without you feeling any difference in power or automobile behaviour. In general, this is an electronic problem:

  • Glow plug relays or fuses to be swapped out, 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 issue.
  • 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 repair shop.
  • Faulty injection pressure sensor, ECU error
  • If you have any additional questions about the Dodge Challenger, do not hesitate to consult our Dodge Challenger category.