A new light on your dashboard? You don’t find out why it doesn’t turn off… It’s normal, a car is complex and there are multiple factors why a light might come on. If it turns out your glow plug light comes on while driving your Renault Trafic 2, it might signify several problems. On this page, we will do everything we can to help you see things more clearly. First, we will find out how the preheating light on your Renault Trafic 2 works, and then the different motives it lights up when you are driving

glow-plug-light-renault-trafic-2

What is the goal of my Renault Trafic 2 glow plug light?

The primary intent of the engine glow plug light, which is most of the time symbolized by a yellow coil, is to make sure that your glow plugs are working properly. In fact, it must light up when you switch on your Renault Trafic 2 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 supposed to stay or come on while driving with your motor vehicle. However, if it turns on while driving, it may reveal different troubles, we will try to point out the main ones.

What to do if the glow plug light comes on while driving on my Renault Trafic 2?

A glow light that comes on while driving on your Renault Trafic 2 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 look at this now. No matter the reason, a switch to the diagnostic tool will allow you to carefully interpret the motive for the light up of your glow light.

My Renault Trafic 2 glow light comes on and I’m having a loss of power

The first possibility is that you identify that your glow plug light comes on while driving your Renault Trafic 2 and that you also experience a loss of power. In this instance, several trouble can describe its lightning. Here is a list of the main factors:

  • Trouble of EGR valve, in fact, if you suffer 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 Renault Trafic 2 because it is one of the issue of which it is supposed to alert you. Have the status of your valve checked
  • Issue associated with the turbo overflow valve, in this situation the ECU can no longer control the turbo intake pressure, which can cause turbo boost and a perturbation in the operation of the turbo.
  • Issue associated with the injection, either an injector that has seized up or the injection pump that is malfunctioned by filings or other possible foreign bodies that disturb its proper function.
  • Finally, the last trouble that could lead to a glow indicator light on your Renault Trafic 2 coupled with a loss of power, is that your fuel filter is too dirty, you should encounter 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 Trafic 2

To finish , we’ll give you the motives for a glow plug light that comes on on your Renault Trafic 2 without you feeling any difference in power or motor vehicle behaviour. Generally, this is an electronic fault:

  • 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 get rid of the trouble.
  • You have a false contact somewhere in your electrical circuit, check the other solutions first because it is not easy to find it alone, we advise you to go to your auto technician.
  • Faulty injection pressure sensor, ECU error

    • To get more tips on the Renault Trafic 2, take a look at the Renault Trafic 2 category.