A new light on your dashboard? You don’t figure out why it doesn’t switch off… It’s normal, an automobile is complicated and there are multiple motives why a light may come on. In the event that your glow plug light comes on while driving your Renault Twizy, it may possibly show some problems. In this post, we will do anything we can to support you see things more clearly. First, we will find out how the preheating light on your Renault Twizy works, and then the different motives it lights up when you are driving


What is the role of my Renault Twizy glow plug light?

The primary goal of the engine glow plug light, which is most of the time symbolized by a yellow coil, is to assure that your glow plugs are working effectively. In fact, it must light up when you switch on your Renault Twizy 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 expected to stay or come on while driving with your automobile. Nevertheless, if it comes on while driving, it may reveal several issues, we will try to summarize the main ones.

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

A glow light that comes on while driving on your Renault Twizy or at any other time other than when the engine is started is intended to notify you to a fault other than your spark plugs, we will check out this right now. Whatever the case, connecting your vehicle to the diagnostic tool will allow you to precisely interpret the reason for the light up of your glow light.

My Renault Twizy glow light comes on and I’m suffering from a loss of power

The first situation is that you identify that your glow plug light comes on while driving your Renault Twizy and that you also knowledge a loss of power. In this case, some problems can describe its presence. Here is a list of the main motives:

  • Problem of EGR valve, in fact, if you undergo a loss of power, it is possible that your EGR valve is clogged, in this case, it is rational that your preheat light comes on while driving on Renault Twizy because it is one of the issue of which it is supposed to notify you. Have the status of your valve inspected
  • Problem linked to the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can lead to turbo boost and a perturbation in the performance of the turbo.
  • Problem linked to the injection, either an injector that has seized up or the injection pump that is broken by filings or other possible foreign bodies that disturb its proper operation.
  • Finally, the last trouble that could lead to a glow indicator light on your Renault Twizy coupled with a loss of power, is that your fuel filter is too dirty, you should get 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 Twizy

Finally, we’ll give you the motives for a glow plug light that comes on on your Renault Twizy without you feeling any difference in power or automobile behaviour. Ordinarily, 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 trouble.
  • You have a false contact somewhere in your electrical circuit, check 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 discover more tips on the Renault Twizy, take a look at the Renault Twizy category.