A catalytic converter is an essential part of contemporary cars, as it purifies your vehicle’s exhaust gases and thus fulfills modern pollution requirements. However, it is possible that it may turned out to be clogged or breakdown, in which circumstance a replace or cleaning is fundamental. Today we are going to look at how to clean a catalytic converter on Volkswagen Passat ? To get this done, first of all, we will explain the situations in which it may be interesting to clean the catalytic converter of your Volkswagen Passat , then, how to accomplish this cleaning to retrieve the overall performance of the catalytic converter of your car.

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Why would you want to clean up the catalytic converter of your Volkswagen Passat ?

In this first part we will teach you why it may be important to clean the catalyst of your Volkswagen Passat . In actual fact for some of you it might seem logical but most of you do not understand how it functions and the outcomes dirty catalytic converter .

Function and functioning of the catalytic converter of a Volkswagen Passat

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The catalytic converter of your Volkswagen Passat has the objective to eliminate harmful exhaust gases associated with the process of your engine unit. In actual fact, it is one of the main elements that fight against the pollution discharged by your Volkswagen Passat . It will convert these harmful gases into water or nonpolluting gases. In order to convert these gases, the catalyst of your Volkswagen Passat a mesh of precious metals which, when the gases pass at high temperature, will break them down by chemical reaction . A catalytic converter can just work from 400°, it is consequently important to avoid clogging the catalytic converter of your Volkswagen Passat . If you are considering making sufficiently long journeys to heat it up regularly (count more than 10 kilometres for the catalyst to reach the right temperature), this will allow you to optimize the life of this part and keep best engine unit overall performance.

Results of a dirty or faulty catalytic converter on Volkswagen Passat

We will now discover what can be the outcomes of a dirty or failing catalytic converter on Volkswagen Passat . This will allow you to identify the signs of illness that should warn you to a breakdown of your catalytic converter, here is the list of signs of illness of a faulty catalytic converter:

  • The catalytic converter of your Volkswagen Passat is clogged: As we stated earlier, if you make too short journeys like 50% of people, it will not have the time to start working and the catalytic converter will clog up with exhaust gases.
  • Switching on the engine light: : Following a clogged catalytic converter, engine light of your Volkswagen Passat may come on, do not hesitate to consult our content to identify how to switch it off.
  • A faulty lambda sensor : The catalyst functions in close connection with the lambda sensors downstream and upstream of it, they will review the air flowing inside it, if it is clogged the sensors will often as well have complications.
  • A metallic noise originating from the exhaust: In the event the catalyst is dead you should notice this noise which suggests that that the ceramic is damaged.

Why you should clean the catalytic converter of your Volkswagen Passat

Before we end with the step you are probably most keen on, how to clean the catalytic converter of a Volkswagen Passat ? We will teach you why it may be relevant for you to execute this cleaning. In actual fact, a catalytic converter is a very expensive part (about 500 euros with the set up, the price can differ depending to the engines). In addition to being no longer good for passing the technical control , you may be at risk of over-consumption of fuel . At last, the last interest is that cleaning a catalytic converter is not that expensive and doing it regularly will save you quite a lot of money.

How do you clean the catalytic converter from its Volkswagen Passat ?

Finally here is the stage that you are probably most interested in in this guideline, how to clean the catalytic converter of your Volkswagen Passat ? Know that this process is very simple, and that there are two ways to do it:

  • Scrubbing the catalytic converter from your Volkswagen Passat frequently: This strategy is especially practical for persons who principally do short trips . To do so, nothing could be easier, from time to time, make a long trip (about 30 minutes to improve the efficiency of the process), thinking of making your engine go up in revs so that the temperature in the catalyst increases and it can be cleaned.
  • To use a catalyst cleaner: You can locate some in a motor vehicle center for about 20 euros. All you have to do is add it to your fuel straight in your tank with about half a full tank. Afterwards you will have to drive on a long distance for at least 1 hour at mid-range by trying to go regularly at high rpm . If you can before and later on do an exhaust gas analysis to check that you have recovered healthier exhaust fumes after the process. You can execute this process every 15 000km.

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If you wish more guides on the Volkswagen Passat , go to our Volkswagen Passat category.