You’ve likely already been aware of the well-known EGR valve, the anti-pollution valve. It is not usually appreciated by motorists because it tends to develop more concerns than anything else… In reality, based on the use you are going to make of your automobile, it can become blocked and cause you a lot of complications. If this is the situation, you are likely wondering how to clean the EGR valve of your Toyota 86 ? Don’t stress, we’ve prepared this article content to help you with this task. To do this, we will initially check out the intent of the EGR valve, then what are the failures that the EGR valve of your Toyota 86 can bring on and to finish the part that will likely concern you the most, how to clean the EGR valve Toyota 86?
How to Clean your Toyota 86 EGR Valve: Role and Operation
Purpose 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 requirements on Toyota 86 . It will therefore influence the quality of exhaust gas output and reduce toxic particles, mainly Nitrogen Oxide.
Operation of the EGR valve
Before we discover how to clean the EGR valve on your Toyota 86 , we will check out how it functions. As described before, its mission 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 reduce all unburned toxic particles. It will work principally at low speed because at high speed the combustion is enough to burn all these gases.
How to clean your Toyota 86 EGR valve: Identifying faults
The EGR valve, despite the fact very useful to limit the pollution emissions of your Toyota 86 , will regrettably tend to clog up because of soot/gas deposits that will accumulate in its system, which will finally risk obstructing the operation of the valve, until entirely blocking the engine, here are the symptoms that a faulty EGR valve on your Toyota 86 can cause:
- Motor light on
- Performance loss
- Technical inspection refused
- Black gases
- Automobile that grazes at low speed
- Low RPM settings
How to clean your Toyota 86 EGR valve: In practice
And now we’ll start the part you are most excited 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 Toyota 86 EGR valve system: Without taking it apart
Despite the fact this methodology 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 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 Toyota 86.
How to clean your car EGR valve: With disassembly
Here is the most reliable methodology, which will require enough access to the EGR valve to perform the process on your own. If so, the process 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 finished, now comes the time for cleaning. To make this happen, 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 Toyota 86.
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 problems (removing too many auto parts that hinder access for example), how to clean the EGR valve of your Toyota 86? In cases like this, it would be better rather than launching yourself into an overly complex task, you turn to an auto mechanic. He will be able to do the job more cleanly and will be able, if required, 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 Toyota 86
Finally, a number of people make a more radical decision to limit the risk of a failed valve. Instead of cleaning the EGR valve of their Toyota 86, they just prefer to block it in the closed position. This modification will have the consequence of greatly increasing the pollution emitted by the automobile, of no longer complying with pollution standards, of having an engine warning light all day on and ultimately risk fouling the engine. We strongly recommend 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 have any further questions about the Toyota 86, do not hesitate to consult our Toyota 86 category.
