You’ve most likely already been aware of the renowned EGR valve, the anti-pollution valve. It is not generally appreciated by car owners because it tends to create more problems than anything else… In reality, dependent on the use you are going to make of your car, it can become blocked and trigger you a lot of problems. If this is the situation, you are most likely concerned about how to clean the EGR valve of your Chrysler 300 ? Don’t get worried, we’ve prepared this article to help you with this process. To do so, we will first look at the goal of the EGR valve, then what are the failures that the EGR valve of your Chrysler 300 can reason and to finish the part that will most likely concern you the most, how to clean the EGR valve Chrysler 300?

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How to Clean your Chrysler 300 EGR Valve: Role and Operation

Goal of the EGR valve

The EGR valve of your car has been added to diesel engines mostly to lower pollution emitted by automobiles and to match EURO requirements on Chrysler 300 . It will therefore influence the quality of exhaust gas output and reduce toxic particles, mainly Nitrogen Oxide.

Operation of the EGR valve

Before we learn how to clean the EGR valve on your Chrysler 300 , we will examine how it functions. As described just 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 run mainly at low speed because at high speed the combustion is enough to burn all these gases.

How to clean your Chrysler 300 EGR valve: Identifying faults

The EGR valve, nevertheless very useful to limit the pollution emissions of your Chrysler 300 , will regrettably tend to clog up because of soot/gas deposits that will build up in its mechanism, which will eventually risk obstructing the operation of the valve, until completely blocking the engine, here are the symptoms that a defective EGR valve on your Chrysler 300 can trigger:

  • Motor light on
  • Power loss
  • Technical assesment refused
  • Black fumes
  • Automobile that grazes at low speed
  • Low RPM settings

How to clean your Chrysler 300 EGR valve: In practice

And now we’ll start the part you are most interested in, 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 Chrysler 300 EGR valve system: Without dismantle

Even though 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 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 Chrysler 300.

How to clean your car EGR valve: With disassembly

Here is the best methodology, which will require enough access to the EGR valve to carry out the process on your own. 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 guidelines are done, 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 also 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 Chrysler 300.

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 auto parts that hinder access for example), how to clean the EGR valve of your Chrysler 300? 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 perform the job more cleanly and will be able, if required, to change the valve if it is dead. The cost of cleaning dependent on the difficulty of access is between 70 and 300 €.

Remove the EGR valve of your Chrysler 300

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 Chrysler 300, they just prefer to block it in the closed position. This modification will have the effect of greatly increasing the pollution emitted by the car, of no longer complying with pollution requirements, of having an engine warning light all day on and finally 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 check out our dedicated page.

To find more tips on the Chrysler 300, take a look at the Chrysler 300 category.