A new light on your dashboard? You don’t figure out why it doesn’t switch off… It’s normal, an auto is complex and there are various factors why a light may occur. In the event that your glow plug light comes on while driving your Cadillac SRX, it may point out different problems. On this page, we will do everything we can to help you see things more clearly. First, we will discover how the preheating light on your Cadillac SRX works, and then the different explanations it lights up when you are driving

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What is the role of my Cadillac SRX glow plug light?

The primary purpose of the engine glow plug light, which is generally represented 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 Cadillac SRX 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 supposed to stay or come on while driving with your automobile. Nevertheless, if it turns on while driving, it may show multiple failures, we will try to explain the most important ones.

What to do if the glow plug light comes on while driving on my Cadillac SRX?

A glow light that comes on while driving on your Cadillac SRX or at any other time other than when the engine is started is intended to warn you to a problem other than your spark plugs, we will check out this right now. In any case, a switch to the diagnostic tool will allow you to precisely translate the explanation for the light up of your glow light.

My Cadillac SRX glow light comes on and I’m having a loss of power

The first probability is that you recognize that your glow plug light comes on while driving your Cadillac SRX and that you also knowledge a loss of power. In this instance, different problems can describe its lightning. Here is a list of the most important factors:

  • Issue of EGR valve, in reality, if you go through a loss of power, it is possible that your EGR valve is blocked, in this case, it is expected that your preheat light comes on while driving on Cadillac SRX because it is one of the issue of which it is designed 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 manage the turbo intake pressure, which can lead to turbo boost and a disturbance 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 affect its proper operation.
  • Finally, the last issue that could lead to a glow indicator light on your Cadillac SRX 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 Cadillac SRX

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

  • Glow plug relays or fuses to be replaced, 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 options first because it is not easy to find it alone, we advise you to go to your auto mechanic.
  • Faulty injection pressure sensor, ECU error

    • To get more tips on the Cadillac SRX, take a look at the Cadillac SRX category.