A new light on your dashboard? You don’t understand why it doesn’t shut off… It’s typical, an auto is complex and there are multiple factors why a light may come on. In cases where your glow plug light comes on while driving your Opel Antara, it may possibly show different things. In this post, we will do everything we can to support you see things more clearly. First, we will find out how the preheating light on your Opel Antara operates, and then the different causes it lights up when you are driving

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What is the goal of my Opel Antara glow plug light?

The main intent of the engine glow plug light, which is most of the time represented by a yellow coil, is to guarantee that your glow plugs are working effectively. In reality, it must light up when you switch on your Opel Antara 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. But, if it turns on while driving, it may suggest several troubles, we will try to explain the most important ones.

What to do if the glow plug light comes on while driving on my Opel Antara?

A glow light that comes on while driving on your Opel Antara or at any other time other than when the engine is started is intended to notify you to a problem other than your spark plugs, we will check out this now. Whatever the case, connecting your vehicle to the diagnostic tool will allow you to precisely understand the explanation for the light up of your glow light.

My Opel Antara glow light comes on and I’m going through a loss of power

The first possibility is that you notice that your glow plug light comes on while driving your Opel Antara and that you also knowledge a loss of power. In this case, different concerns can describe its presence. Here is a list of the most important factors:

  • Problem of EGR valve, in fact, 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 Opel Antara because it is one of the problem of which it is meant to alert you. Have the status of your valve inspected
  • Issue related to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can lead to turbo boost and a disturbance in the performance of the turbo.
  • Issue linked to the injection, either an injector that has seized up or the injection pump that is broken by filings or other possible foreign bodies that affect its proper functioning.
  • Finally, the last issue that could lead to a glow indicator light on your Opel Antara 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 Opel Antara

To finish , we’ll give you the causes for a glow plug light that comes on on your Opel Antara without you feeling any difference in power or motor vehicle behaviour. In general, 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 fix the issue.
  • 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 suggest you to go to your auto mechanic.
  • Faulty injection pressure sensor, ECU error

    • In the event that you have any additional questions about the Opel Antara, do not hesitate to consult our Opel Antara category.