Your indicator light on your DPF turns on and you do not know where the problem comes from. The FAP is present mainly for cars Diesel, even though we will find them more and more for petrol cars. Before starting any repairs for this hyundai i40, it is necessary to know what is causing this malfunction. How does a FAP work? Why is the light on? What can be the most frequent concerns? During this file, we will go around the question. fap-hyundai-i40

What is a DPF on your hyundai i40

As its name presages, its role is to filter microscopic molecules harmful of your car. The particles are so tiny that they can easily fit through our body. Note that this is Peugeot who developed this FAP. The catalyst's role is to limit the dose of molecules emitted by the vehicle, and the FAP collects the rest. It therefore seems essential to have an operational FAP if you no longer want this hyundai i40 to contaminate the air you breathe.

Why the FAP indicator light on your hyundai i40

The FAP of your hyundai i40 is clogged

This remains the most recurring concern. No worries, the FAP becomes blocked the more time passes. These molecules pile up and prevent the circulation of your exhaust gases. Ordinarily, the FAP of this hyundai i40 is supposed to be automatically cleaned and therefore eliminate this soot. That said, if this one is particularly old it will have to be replaced.

An electronic problem

The problem with the indicator lights is that you are by no means sure that there is a problem. Indeed, it sometimes happens that an indicator light is lit while this hyundai i40 runs without problem. The FAP has several electronic sensors that send a message to your indicator. When your sounders do not prank well while your FAP is working perfectly, it is likely that your light is on.

What to do if the FAP indicator on your hyundai i40 lights up?

First of all, it is absolutely forbidden to remove the particle filter on your hyundai i40! This is an offense. You can check the sounders to see if they are working properly. If these ever work properly, the dysfunction comes from the FAP. If it was dirty, you can clean it by rolling in the towers for about ten minutes. Without exaggerating, the process may damage the vehicle. We advise you to go up to 3000 rpm. The temperature of the vehicle will thus burn out the stored soot and release the FAP. In case this method is not at all suitable, it will have to be replaced.

Conclusion:

Your particle filter in poor condition will pollute and make you lose power. It is therefore essential to have it changed. Leave us a comment if our article has ever been useful to you. Good walk !