The light on your particle filter is triggered and you do not know what caused the malfunction. The particle filter is mainly found for cars Diesel, even if we will see some now for petrol cars. Before you get into repairs for your Volkswagen 181, it is wiser to understand where this problem comes from. How does a FAP work? For what reasons does the witness start? What are the most regular concerns? In this article, we will go over the question. indicator-fap-Volkswagen-181

What is a FAP used for on your Volkswagen 181

As its designation suggests, it is used to purify microscopic particles toxiques of your engine block. These particles are so small that they can easily enter your body. For your information, it is Peugeot who invented this FAP. Your catalyst is used to reduce the dose of particles produced from the engine block, then the particle filter collects the remains. It is thus necessary to have a FAP in good condition if you no longer want your Volkswagen 181 to pollute the environment.

Why the FAP indicator light on your Volkswagen 181

The FAP of your Volkswagen 181 is clogged

This remains the most frequent dysfunction. Indeed, a particle filter becomes blocked as time passes. Particles pile up and thus obstruct the circulation of your exhaust gases. A priori, the particle filter of your Volkswagen 181 can be automatically clogged and eliminate clumps. That said, if this one is particularly old you will have to replace it with a new one.

An electronic problem

The concern with these indicator lights is that we are not necessarily certain that there is a malfunction. Indeed, it often happens that a warning light comes on while your Volkswagen 181 is running without problems. Your particle filter has several electronic sounders which issue the warning to the dashboard. When these sensors do not work well while your particle filter is working properly, the indicator may come on.

What to do if the FAP indicator light on your Volkswagen 181 lights up?

First, it is absolutely forbidden to remove the particulate filter from your vehicle! Indeed, it is considered a crime. You will need to examine the sounders to see if they are working properly. If they themselves work properly, the problem must come from the Particulate Filter. If it turns out to be filthy, you can clean it up by driving on a diet for 10 to 15 minutes. Do not climb too much in the towers, it can damage the engine. We advise you to go up to 3000 rpm. The heat of the vehicle will be able to toast this encrusted soot, and release your particle filter. If such a scheme does not work, it must be replaced.

Conclusion:

Your particle filter in poor condition can pollute but also reduce the power of the vehicle. It therefore remains important to change it. Post a comment if you have ever used this text. Enjoy the road!