You’ve probably already heard of the famous EGR valve, the anti-pollution valve. It is not always appreciated by drivers because it is likely to create more problems than anything else… In fact, according to the use you are going to make of your automobile, it can become blocked and cause you a lot of problems. If this is the situation, you are probably wondering how to clean the EGR valve of your Nissan NV200 ? Don’t get worried, we’ve written this content to help you with this task. To accomplish this, we will initially look at the intent of the EGR valve, then what are the failures that the EGR valve of your Nissan NV200 can provoke and at last the section that will probably appeal you the most, how to clean the EGR valve Nissan NV200?
How to Clean your Nissan NV200 EGR Valve: Role and Operation
Goal of the EGR valve
The EGR valve of your car has been added to diesel engines mainly to reduce pollution released by automobiles and to match EURO standards on Nissan NV200 . It will consequently influence the quality of exhaust gas output and eradicate toxic particles, mainly Nitrogen Oxide.
Operation of the EGR valve
Before we learn how to clean the EGR valve on your Nissan NV200 , we will take a look at how it functions. As seen just before, its mission is to clean the exhaust fumes, so it will be positioned at the engine outlet, thanks to a valve, it will be able to return the unburned exhaust gases to the engine for a second burn which will eradicate all unburned toxic particles. It will operate principally at low speed because at high speed the combustion is sufficient to burn all these gases.
How to clean your Nissan NV200 EGR valve: Identifying faults
The EGR valve, despite the fact very important to limit the pollution emissions of your Nissan NV200 , will unfortunately tend to clog up because of soot/gas deposits that will build up in its mechanism, which will inevitably risk blocking the functions of the valve, until entirely blocking the engine motor, here are the signs of illness that a faulty EGR valve on your Nissan NV200 can provoke:
- Motor light on
- Power loss
- Technical assesment refused
- Black gases
- Automobile that grazes at low speed
- Low RPM settings
How to clean your Nissan NV200 EGR valve: In practice
And now we’ll start the section you are most intrigued by, how to clean the EGR valve of your car. Here are the two techniques that you can use.
Do it yourself
How to clean your Nissan NV200 EGR valve system: Without dismantle
Even though this process is less efficient, it is however possible to consider a “rough” cleaning of your EGR valve, actually, you will only need to use fuel additives, similar to the products used to clean the injection. These particular products must be injected into the running engine, at the right operating temperature, diluted in about 20 litres of fuel and run the engine for 3 or 4 minutes in high rev to clean the EGR valve of your Nissan NV200.
How to clean your car EGR valve: With disassembly
Here is the most beneficial process, which will require sufficient access to the EGR valve to do the operation yourself. If so, the procedure is fairly easy. You will need to disconnect the electromagnet from the EGR valve, remove the few screws that hold it in place, and remove it. Once these steps are done, now comes the time for cleaning. To get this done, you will need to use a product such as solvent, petrol, oven cleaning product, which you will leave to act for ten minutes, then scrape off the rest using a scraper, finish cleaning with wire brush. If you want to go further, you can even clean the two canal on which it is connected which may be scorched, for this, use a scraper and a vacuum cleaner to avoid dropping deposits in the conduits. You will only have to reassemble it and you will have finished cleaning the EGR valve of your Nissan NV200.
Have it done by a professional
If, your EGR valve is not accessible because of the series or the engine of your car and if removing it would cause too many complications (removing too many parts that hinder access for example), how to clean the EGR valve of your Nissan NV200? In this instance, it would be better rather than launching yourself into an overly complex task, you turn to an auto mechanic. He will be able to perform the job more cleanly and will be able, if required, to change the valve if it is dead. The cost of cleaning according to the difficulty of access is between 70 and 300 €.
Remove the EGR valve of your Nissan NV200
At last, some individuals make a more radical decision to limit the risk of a failed valve. Rather than cleaning the EGR valve of their Nissan NV200, they just prefer to block it in the closed position. This treatment will have the result of greatly increasing the pollution released by the automobile, of no longer complying with pollution criteria, of having an engine warning light permanently on and eventually risk fouling the engine. We strongly suggest against making this choice. If you have other questions or want to learn more about your car, don’t think twice to take a look at our dedicated page.
If you need more guides on the Nissan NV200, go to our Nissan NV200 category.
