A new light on your dashboard? You don’t figure out why it doesn’t shut off… It’s typical, a car is elaborate and there are many factors why a light could occur. In the event that your glow plug light comes on while driving your Toyota Avensis, it may possibly suggest some concerns. In this article, we will do anything we can to support you see things more clearly. First, we will discover how the preheating light on your Toyota Avensis functions, and then the different causes it lights up when you are driving

glow-plug-light-toyota-avensis

What is the role of my Toyota Avensis glow plug light?

The main purpose of the engine glow plug light, which is most of the time symbolized by a yellow coil, is to guarantee that your glow plugs are working effectively. In fact, it must light up when you switch on your Toyota Avensis 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 meant to stay or come on while driving with your motor vehicle. But, if it comes on while driving, it may suggest several failures, we will try to point out the main ones.

What to do if the glow plug light comes on while driving on my Toyota Avensis?

A glow light that comes on while driving on your Toyota Avensis 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 take a look at this right now. In any case, plug in your car to the diagnostic tool will allow you to properly understand the motive for the light up of your glow light.

My Toyota Avensis glow light comes on and I’m suffering from a loss of power

The first probability is that you recognize that your glow plug light comes on while driving your Toyota Avensis and that you also knowledge a loss of power. In this instance, some complications can demonstrate its presence. Here is a list of the main factors:

  • Issue of EGR valve, indeed, if you go through a loss of power, it is possible that your EGR valve is blocked, in this case, it is rational that your preheat light comes on while driving on Toyota Avensis because it is one of the issue of which it is intended to notify you. Have the status of your valve looked at
  • Issue associated with the turbo overflow valve, in this situation the ECU can no longer control 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 damaged by filings or other possible foreign bodies that disrupt its proper operation.
  • Finally, the last problem that could lead to a glow indicator light on your Toyota Avensis 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 Toyota Avensis

To finish , we’ll give you the causes for a glow plug light that comes on on your Toyota Avensis without you feeling any difference in power or motor vehicle behaviour. In most cases, this is an electronic problem:

  • 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 alternatives first because it is not easy to find it alone, we encourage you to go to your technician.
  • Faulty injection pressure sensor, ECU error

    • To get more tips on the Toyota Avensis, take a look at the Toyota Avensis category.