A new warning light on your dashboard? You don’t find out why it doesn’t turn off… It’s normal, an auto is elaborate and there are many motives why a light may come on. If your glow plug light comes on while driving your Dodge Charger, it may possibly show some things. In this article, we will do anything we can to support you see things more clearly. First, we will see how the preheating light on your Dodge Charger operates, and then the different explanations it lights up when you are driving

glow-plug-light-dodge-charger

What is the role of my Dodge Charger glow plug light?

The main goal of the engine glow plug light, which is most of the time represented by a yellow coil, is to assure that your glow plugs are working effectively. In reality, it must light up when you switch on your Dodge Charger 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 vehicle. But, if it turns on while driving, it may reveal different failures, we will try to detail the most important ones.

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

A glow light that comes on while driving on your Dodge Charger or at any other time other than when the engine is started is meant to alert you to a fault other than your spark plugs, we will check out this now. No matter the reason, a switch to the diagnostic tool will allow you to accurately translate the explanation for the light up of your glow light.

My Dodge Charger glow light comes on and I’m suffering from a loss of power

The first probability is that you detect that your glow plug light comes on while driving your Dodge Charger and that you also knowledge a loss of power. In such a case, some problems can demonstrate its presence. Here is a list of the most important motives:

  • Problem of EGR valve, indeed, if you suffer a loss of power, it is possible that your EGR valve is blocked, in this instance, it is expected that your preheat light comes on while driving on Dodge Charger because it is one of the failures of which it is meant to warn you. Have the status of your valve inspected
  • Problem related 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 relevant 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 disturb its proper operation.
  • Finally, the last problem that could lead to a glow indicator light on your Dodge Charger coupled with a loss of power, is that your fuel filter is too dirty, you should 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 Charger

Finally, we’ll give you the explanations for a glow plug light that comes on on your Dodge Charger without you feeling any difference in power or vehicle behaviour. In general, this is an electronic fault:

  • Glow plug relays or fuses to be replaced, 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 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 recommend you to go to your technician.
  • Faulty injection pressure sensor, ECU error

    • If you have any further questions about the Dodge Charger, do not hesitate to consult our Dodge Charger category.