A new warning light on your dashboard? You don’t figure out why it doesn’t shut off… It’s typical, a vehicle is complicated and there are various factors why a light may occur. If your glow plug light comes on while driving your Renault Twingo 3, it may point out different issues. On this page, we will do anything we can to help you see things more clearly. First, we will see how the preheating light on your Renault Twingo 3 functions, and then the different causes it lights up when you are driving

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What is the purpose of my Renault Twingo 3 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 make sure that your glow plugs are working effectively. In reality, it must light up when you switch on your Renault Twingo 3 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 expected to stay or come on while driving with your car. But, if it turns on while driving, it may indicate several issues, we will try to describe the main ones.

What to do if the glow plug light comes on while driving on my Renault Twingo 3?

A glow light that comes on while driving on your Renault Twingo 3 or at any other time other than when the engine is started is designed to alert you to a fault other than your spark plugs, we will check out this now. In any case, plug in your car to the diagnostic tool will allow you to precisely interpret the cause for the light up of your glow light.

My Renault Twingo 3 glow light comes on and I’m encountering a loss of power

The first situation is that you recognize that your glow plug light comes on while driving your Renault Twingo 3 and that you also encounter a loss of power. In such a case, different trouble can describe its lightning. Here is a list of the main factors:

  • Trouble of EGR valve, in fact, if you are affected a loss of power, it is possible that your EGR valve is clogged, in this case, it is obvious that your preheat light comes on while driving on Renault Twingo 3 because it is one of the issue of which it is supposed to alert you. Have the status of your valve checked out
  • Trouble related to the turbo overflow valve, in this situation the ECU can no longer manage the turbo intake pressure, which can cause turbo boost and a disturbance in the operation of the turbo.
  • Trouble in connection with 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 function.
  • Finally, the last problem that could lead to a glow indicator light on your Renault Twingo 3 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 Renault Twingo 3

To finish , we’ll give you the causes for a glow plug light that comes on on your Renault Twingo 3 without you feeling any difference in power or car behaviour. In general, this is an electronic fault:

  • 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 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 recommend you to go to your auto technician.
  • Faulty injection pressure sensor, ECU error

    • In the event that you have any further questions about the Renault Twingo 3, do not hesitate to consult our Renault Twingo 3 category.