You’ve likely already heard about the well-known EGR valve, the anti-pollution valve. It is not generally appreciated by motorists because it has a tendency to develop more trouble than anything else… Indeed, dependant upon the use you are going to make of your vehicle, it can become clogged and trigger you a lot of complications. If this is the case, you are likely concerned about how to clean the EGR valve of your Land Rover Range Rover ? Don’t be anxious, we’ve written this content to help you with this process. To do this, we will initially take a look at the role of the EGR valve, then what are the failures that the EGR valve of your Land Rover Range Rover can cause and finally the section that will likely concern you the most, how to clean the EGR valve Land Rover Range Rover?
How to Clean your Land Rover Range Rover EGR Valve: Role and Operation
Role of the EGR valve
The EGR valve of your car has been integrated to diesel engines principally to lower pollution emitted by automobiles and to fulfill EURO measures on Land Rover Range Rover . It will therefore influence the quality of exhaust gas output and eradicate toxic particles, mainly Nitrogen Oxide.
Operation of the EGR valve
Before we discover how to clean the EGR valve on your Land Rover Range Rover , we will examine how it functions. As seen before, its task is to clean the exhaust gases, 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 function mainly at low speed because at high speed the combustion is enough to burn all these gases.
How to clean your Land Rover Range Rover EGR valve: Identifying faults
The EGR valve, nevertheless very effective to limit the pollution emissions of your Land Rover Range Rover , will sadly tend to clog up because of soot/gas deposits that will accumulate in its mechanism, which will inevitably risk blocking the operation of the valve, until completely blocking the engine motor, here are the signs of illness that a faulty EGR valve on your Land Rover Range Rover can provoke:
- Motor light on
- Power loss
- Technical inspection refused
- Black gases
- Car that grazes at low speed
- Low RPM settings
How to clean your Land Rover Range Rover EGR valve: In practice
And now we’ll begin the section you are most curious about, how to clean the EGR valve of your car. Here are the two ways that you can use.
Do it yourself
How to clean your Land Rover Range Rover EGR valve system: Without dismantle
Even though this technique is less efficient, it is however possible to consider a “rough” cleaning of your EGR valve, the truth is, you will only need to use fuel additives, equivalent 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 Land Rover Range Rover.
How to clean your car EGR valve: With disassembly
Here is the most reliable technique, which will require enough access to the EGR valve to do the process yourself. If so, the process is fairly simple. 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 accomplished, 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 as well 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 Land Rover Range Rover.
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 troubles (removing too many elements that hinder access for example), how to clean the EGR valve of your Land Rover Range Rover? In cases like this, it would be better rather than launching yourself into an overly complex process, you turn to an auto mechanic. He will be able to accomplish the job more cleanly and will be able, if necessary, to change the valve if it is dead. The cost of cleaning dependant upon the difficulty of access is between 70 and 300 €.
Remove the EGR valve of your Land Rover Range Rover
At last, some people make a more radical decision to limit the risk of a failed valve. Rather than cleaning the EGR valve of their Land Rover Range Rover, they just choose to block it in the closed position. This treatment will have the outcome of greatly increasing the pollution emitted by the vehicle, of no longer complying with pollution criteria, of having an engine warning light permanently on and ultimately risk fouling the engine. We highly recommend against making this choice. If you have other questions or want to learn more about your car, don’t be reluctant to check out our dedicated page.
If you need more guides on the Land Rover Range Rover, go to our Land Rover Range Rover category.
