A new light on your dashboard? You don’t understand why it doesn’t turn off… It’s typical, an auto is elaborate and there are multiple reasons why a light might occur. In cases where your glow plug light comes on while driving your Renault Vel Satis, it may possibly signify several problems. In this article, we will do everything we can to support you see things more clearly. First, we will discover how the preheating light on your Renault Vel Satis operates, and then the different reasons it lights up when you are driving

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What is the purpose of my Renault Vel Satis glow plug light?

The main goal of the engine glow plug light, which is generally represented by a yellow coil, is to ensure that your glow plugs are working correctly. In reality, it must light up when you switch on your Renault Vel Satis 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 meant to stay or come on while driving with your car. But, if it comes on while driving, it may indicate several issues, we will try to detail the most important ones.

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

A glow light that comes on while driving on your Renault Vel Satis or at any other time other than when the engine is started is meant to alert you to a problem other than your spark plugs, we will look at this right now. Whatever the case, a switch to the diagnostic tool will allow you to accurately translate the reason for the light up of your glow light.

My Renault Vel Satis glow light comes on and I’m experiencing a loss of power

The first possibility is that you notice that your glow plug light comes on while driving your Renault Vel Satis and that you also knowledge a loss of power. In this case, several complications can demonstrate its presence. Here is a list of the most important reasons:

  • Trouble of EGR valve, in fact, if you suffer a loss of power, it is possible that your EGR valve is blocked, in this instance, it is rational that your preheat light comes on while driving on Renault Vel Satis because it is one of the failures of which it is designed to alert you. Have the status of your valve tested
  • 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 perturbation in the operation of the turbo.
  • Trouble associated with the injection, either an injector that has seized up or the injection pump that is destroyed 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 Vel Satis 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 Vel Satis

Finally, we’ll give you the reasons for a glow plug light that comes on on your Renault Vel Satis without you feeling any difference in power or car behaviour. Ordinarily, this is an electronic problem:

  • Glow plug relays or fuses to be swapped out, 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 the other solutions first because it is not easy to find it alone, we advise you to go to your mechanic.
  • Faulty injection pressure sensor, ECU error

    • In the event that you have any additional questions about the Renault Vel Satis, do not hesitate to consult our Renault Vel Satis category.