You’ve likely already read about the renowned EGR valve, the anti-pollution valve. It is not usually appreciated by motorists because it tends to develop more trouble than anything else… In reality, dependant upon the use you are going to make of your car, it can become clogged and bring about you a lot of problems. If this is the situation, you are likely concerned about how to clean the EGR valve of your Acura TL ? Don’t worry, we’ve written this content to help you with this task. To do so, we will initially check out the purpose of the EGR valve, then what are the failures that the EGR valve of your Acura TL can cause and at last the part that will likely interest you the most, how to clean the EGR valve Acura TL?
How to Clean your Acura TL EGR Valve: Role and Operation
Purpose of the EGR valve
The EGR valve of your car has been added to diesel engines mostly to reduce pollution emitted by cars and to fulfill EURO standards on Acura TL . It will therefore control 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 Acura TL , we will have a look at how it works. As described before, its task is to clean the exhaust fumes, so it will be located 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 perform mainly at low speed because at high speed the combustion is enough to burn all these gases.
How to clean your Acura TL EGR valve: Identifying faults
The EGR valve, despite the fact very important to limit the pollution emissions of your Acura TL , will sadly tend to clog up because of soot/gas deposits that will build up in its system, which will ultimately risk blocking the functions of the valve, until completely blocking the engine, here are the symptoms that a defective EGR valve on your Acura TL can cause:
- Motor light on
- Power loss
- Technical inspection refused
- Black fumes
- Car that grazes at low speed
- Low RPM settings
How to clean your Acura TL EGR valve: In practice
And now we’ll start the part you are most curious about, how to clean the EGR valve of your car. Here are the two solutions that you can use.
Do it yourself
How to clean your Acura TL EGR valve system: Without taking it apart
Nevertheless this procedure 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, equivalent to the products used to clean the injection. These specific 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 Acura TL.
How to clean your car EGR valve: With disassembly
Here is the strongest procedure, which will require enough access to the EGR valve to conduct the treatment without help. If so, the process 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 carried out, now comes the time for cleaning. To accomplish 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 as well 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 Acura TL.
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 Acura TL? 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 dependant upon the difficulty of access is between 70 and 300 €.
Remove the EGR valve of your Acura TL
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 Acura TL, they simply choose to block it in the closed position. This manipulation will have the consequence of greatly increasing the pollution emitted by the car, of no longer complying with pollution standards, of having an engine warning light permanently on and eventually risk fouling the engine. We highly advise against making this choice. If you have other questions or want to learn more about your car, don’t hesitate to check out our dedicated page.
To find more tips on the Acura TL, take a look at the Acura TL category.
