You’ve almost certainly previously heard of the popular EGR valve, the anti-pollution valve. It is not always appreciated by car owners because it has a tendency to create more concerns than anything else… In fact, based on the use you are going to make of your vehicle, it can become congested and bring about you a lot of trouble. If this is the situation, you are almost certainly wondering how to clean the EGR valve of your Jeep Cherokee ? Don’t get worried, we’ve prepared this article content to help you with this process. To accomplish this, we will first look at the goal of the EGR valve, then what are the failures that the EGR valve of your Jeep Cherokee can cause and to finish the part that will almost certainly appeal you the most, how to clean the EGR valve Jeep Cherokee?
How to Clean your Jeep Cherokee EGR Valve: Role and Operation
Role of the EGR valve
The EGR valve of your car has been added to diesel engines principally to reduce pollution emitted by cars and to meet EURO standards on Jeep Cherokee . It will as a consequence control the quality of exhaust gas output and get rid of toxic particles, mainly Nitrogen Oxide.
Operation of the EGR valve
Before we discover how to clean the EGR valve on your Jeep Cherokee , we will have a look at how it operates. As described just before, its goal 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 get rid of all unburned toxic particles. It will operate mostly at low speed because at high speed the combustion is sufficient to burn all these gases.
How to clean your Jeep Cherokee EGR valve: Identifying faults
The EGR valve, even though very beneficial to limit the pollution emissions of your Jeep Cherokee , will unfortunately tend to clog up because of soot/gas deposits that will accumulate in its system, which will ultimately 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 Jeep Cherokee can bring about:
- Motor light on
- Power loss
- Technical inspection refused
- Black fumes
- Automobile that grazes at low speed
- Low RPM settings
How to clean your Jeep Cherokee EGR valve: In practice
And now we’ll begin the part you are most intrigued by, how to clean the EGR valve of your car. Here are the two solutions that you can use.
Do it on your own
How to clean your Jeep Cherokee EGR valve system: Without taking it apart
Despite the fact this process is less effective, it is however possible to consider a “rough” cleaning of your EGR valve, in fact, you will only need to use fuel additives, similar to the products used to clean the injection. These specific solutions 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 Jeep Cherokee.
How to clean your car EGR valve: With disassembly
Here is the strongest process, which will require sufficient access to the EGR valve to do the treatment without help. If so, the procedure is fairly straightforward. 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 simple steps are carried out, now comes the time for cleaning. To do this, 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 also clean the two conduits 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 Jeep Cherokee.
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 parts that hinder access for example), how to clean the EGR valve of your Jeep Cherokee? In this instance, 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 based on the difficulty of access is between 70 and 300 €.
Remove the EGR valve of your Jeep Cherokee
Finally, a number of people make a more radical decision to limit the risk of a failed valve. Rather than cleaning the EGR valve of their Jeep Cherokee, they just choose to block it in the closed position. This manipulation will have the result of greatly increasing the pollution emitted by the vehicle, of no longer complying with pollution criteria, of having an engine warning light all day on and in the end risk fouling the engine. We highly 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.
In the event that you have any additional questions about the Jeep Cherokee, do not hesitate to consult our Jeep Cherokee category.
