The particle filter is a quite new invention that is designed to take out harmful particles from the exhaust gases of modern diesels. It has long been seen as the miracle solution to these pollution complications. However, it doesn’t work as well as expected and causes more complications than it resolves, which is why we will discover in this article when changing the particulate filter of a Mercedes Classe A? . To achieve this, first of all, we will find out what the particle filter on your motor vehicle is used for, and then when to replace the particle filter on your Mercedes Classe A.

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What’s the purpose of a Mercedes Classe A’s particulate filter?

So we begin our article content with the reason for this element not too long ago built in into diesel automobiles. As we outlined briefly in the introduction, the intent of this filter was to solve the complications of pollution and harmfulness of exhaust gases from Mercedes Classe A automobiles. Its operating concept is to store exhaust gases that are unburned or that still contain harmful particles, and when it is at a adequately high temperature to bring about a second combustion that will finish burning and get rid of all these carcinogenic particles. Regrettably, to reach this very high engine unit temperature, you have to be on the highway or have your Mercedes Classe A engine unit revving up. So we have noticed with time that cars that are specifically on short trips or in the city do not allow the particulate filter to burn these gases and we will discover in the next part that these complications can force you to replace the particulate filter of your Mercedes Classe A .

When to replace the particulate filter of a Mercedes Classe A?

In this section we will find out what you are most definitely attracted to here, if it is necessary to replace the particulate filter of a Mercedes Classe A and if so, when?

Is it necessary to replace the particulate filter on Mercedes Classe A?

There are 2 kind of particulate filter for cars, a particulate filter with additive, which does not concern the Mercedes Classe A, but which needs to be recharged every 120, 000km with an additive that enables the regeneration of the particulate filter and consequently to burn all those harmful soot. The second one, the one we are interested in in this article, functions with precious metals that will generate a chemical reaction at high temperature and bring about the regeneration of the filter and the evacuation of the carcinogenic materials. However, as described 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 unit. If you need to clean the EGR valve of your Mercedes Classe A due to your particulate filter, do not think twice to check out our content on this subject to find out what the process is.

When to replace the particulate filter of a Mercedes Classe A?

As we revealed just before, a particulate filter is supposed to last the life of the car, however some of you might wonder when it is necessary to replace the particulate filter of its Mercedes Classe A? Take note that this component is extremely expensive, labor is not the main issue because it is easy to access. But the part itself will vary enormously in price based on your motorization, you can still count a range between 700 and 2000€. This replace should just be considered in the case of a completely clogged particle filter. If you don’t regularly take the motorway, we recommend 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 problematic, it is considered that due to the lack of a sufficiently regular temperature rise and other design complications, you should begin 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 .

If you want more tutorials on the Mercedes Classe A, go to our Mercedes Classe A category.