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 various reasons why a light might come on. In the event that your glow plug light comes on while driving your Toyota Venza, it might signal some issues. In this post, we will do everything we can to help you see things more clearly. First, we will find out how the preheating light on your Toyota Venza functions, and then the different causes it lights up when you are driving

glow-plug-light-toyota-venza

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

The primary purpose of the engine glow plug light, which is generally symbolized by a yellow coil, is to make sure that your glow plugs are working properly. Indeed, it must light up when you switch on your Toyota Venza 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 automobile. Nevertheless, if it turns on while driving, it may indicate multiple failures, we will try to summarize the main ones.

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

A glow light that comes on while driving on your Toyota Venza 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 right now. No matter the reason, connecting your vehicle to the diagnostic tool will allow you to precisely understand the explanation for the light up of your glow light.

My Toyota Venza glow light comes on and I’m experiencing a loss of power

The first situation is that you detect that your glow plug light comes on while driving your Toyota Venza and that you also experience a loss of power. In this case, some complications can explain its presence. Here is a list of the main reasons:

  • Issue of EGR valve, in reality, if you undergo a loss of power, it is possible that your EGR valve is clogged, in such a case, it is expected that your preheat light comes on while driving on Toyota Venza because it is one of the failures of which it is expected to alert you. Have the status of your valve checked out
  • Issue 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 perturbation in the operation of the turbo.
  • Issue 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 operation.
  • Finally, the last problem that could lead to a glow indicator light on your Toyota Venza 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 Toyota Venza

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

  • Glow plug relays or fuses to be swapped out, 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 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 suggest you to go to your auto mechanic.
  • Faulty injection pressure sensor, ECU error

    • If you need more guides on the Toyota Venza, go to our Toyota Venza category.