A new 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 factors why a light might come on. If your glow plug light comes on while driving your Acura TLX, it may possibly signal several things. In this article, we will do anything we can to help you see things more clearly. First, we will see how the preheating light on your Acura TLX operates, and then the different causes it lights up when you are driving

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What is the purpose of my Acura TLX glow plug light?

The primary intent of the engine glow plug light, which is generally symbolized by a yellow coil, is to guarantee that your glow plugs are working properly. Indeed, it must light up when you switch on your Acura TLX 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 vehicle. However, if it comes on while driving, it may show 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 Acura TLX?

A glow light that comes on while driving on your Acura TLX or at any other time other than when the engine is started is meant to inform you to a fault other than your spark plugs, we will check out this right now. In any case, plug in your car to the diagnostic tool will allow you to properly translate the explanation for the light up of your glow light.

My Acura TLX glow light comes on and I’m encountering a loss of power

The first possibility is that you notice that your glow plug light comes on while driving your Acura TLX and that you also experience a loss of power. In this case, several problems can explain its presence. Here is a list of the most important factors:

  • Trouble of EGR valve, in reality, if you are affected a loss of power, it is possible that your EGR valve is clogged, in this instance, it is obvious that your preheat light comes on while driving on Acura TLX because it is one of the problem of which it is designed to warn you. Have the status of your valve examined
  • Problem associated with the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can result in 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 destroyed by filings or other possible foreign bodies that disturb its proper functioning.
  • Finally, the last problem that could lead to a glow indicator light on your Acura TLX 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 Acura TLX

To finish , we’ll give you the causes for a glow plug light that comes on on your Acura TLX without you feeling any difference in power or vehicle behaviour. Ordinarily, 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 solve the problem.
  • You have a false contact somewhere in your electrical circuit, test out the other options first because it is not easy to find it alone, we suggest you to go to your technician.
  • Faulty injection pressure sensor, ECU error

    • If you have any additional questions about the Acura TLX, do not hesitate to consult our Acura TLX category.