The particle filter is a pretty modern technology that aims to remove harmful particles from the exhaust gases of modern diesels. It has long been discovered as the miracle solution to these pollution problems. However, it doesn’t work as well as expected and causes more problems than it solves, which is why we will discover on this page when changing the particulate filter of a Citroen C4 Picasso? . To achieve this, to begin with, we will find out what the particle filter on your car is utilized for, and then when to replace the particle filter on your Citroen C4 Picasso.

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What’s the purpose of a Citroen C4 Picasso’s particulate filter?

So we start our content page with the explanation for this element recently included into diesel vehicles. As we mentioned briefly in the introduction, the aim of this filter was to solve the problems of pollution and harmfulness of exhaust fumes from Citroen C4 Picasso vehicles. Its functioning concept is to store exhaust fumes that are unburned or that still contain harmful particles, and when it is at a sufficiently high temperature to cause a second combustion that will finish burning and get rid of all these carcinogenic particles. Sadly, to reach this very high engine temperature, you have to be on the highway or have your Citroen C4 Picasso engine revving up. So we have discovered as time passes that cars that are principally on short trips or in the city do not enable the particulate filter to burn these fumes and we will discover in the next part that these problems can force you to replace the particulate filter of your Citroen C4 Picasso .

When to replace the particulate filter of a Citroen C4 Picasso?

In this section we will find out what you are certainly attracted to here, if it is necessary to replace the particulate filter of a Citroen C4 Picasso and if so, when?

Is it necessary to replace the particulate filter on Citroen C4 Picasso?

There are 2 sort of particulate filter for cars, a particulate filter with additive, which does not concern the Citroen C4 Picasso, but which needs to be recharged every 120, 000km with an additive that allows the regeneration of the particulate filter and therefore to burn all those harmful soot. The second one, the one we are enthusiastic about in this article, functions with precious metals that will produce a chemical reaction at high temperature and cause the regeneration of the filter and the evacuation of the carcinogenic materials. However, as mentioned earlier, it needs very high temperatures, if these are not reached the filter will clog. If the filter is not regenerated manually, drive at high speed for about 20 minutes to reach this temperature and thus regenerate your filter, you will clog it and risk damaging your turbo, your EGR valve or your engine. If you need to clean the EGR valve of your Citroen C4 Picasso because of your particulate filter, do not hesitate to check out our article on this subject to find out what the procedure is.

When to replace the particulate filter of a Citroen C4 Picasso?

As we revealed just before, a particulate filter is supposed to last the life of the vehicle, however some of you may possibly wonder when it is necessary to replace the particulate filter of its Citroen C4 Picasso? Take note that this component is extremely expensive, labor is not the main problem because it is easy to access. But the component itself will vary enormously in price depending on your motorization, you can still count a range between 700 and 2000€. This replace should only be considered in the case of a completely clogged particle filter. If you don’t regularly take the motorway, we advise you, every month to drive 10 minutes on the motorway at least 3000 rpm . In spite of everything, the current particulate filter have not been well designed and remain troublesome, it is considered that because of the lack of a sufficiently frequent temperature rise and other design problems, you should start planning to replace your particulate filter from 200, 000km if you have a use of your XX that is more urban and a little more if it is mixed .

To find more tips on the Citroen C4 Picasso, take a look at the Citroen C4 Picasso category.