You’ve probably previously been aware of the famous EGR valve, the anti-pollution valve. It is not always appreciated by car owners because it is likely to cause more trouble than anything else… Actually, according to the use you are going to make of your vehicle, it can become clogged and cause you a lot of concerns. If this is the case, you are probably wanting to know how to clean the EGR valve of your Chrysler Pacifica ? Don’t get worried, we’ve prepared this content to help you with this process. To do so, we will first look at the role of the EGR valve, then what are the failures that the EGR valve of your Chrysler Pacifica can bring on and at last the part that will probably concern you the most, how to clean the EGR valve Chrysler Pacifica?

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

Role of the EGR valve

The EGR valve of your car has been integrated to diesel engines primarily to lower pollution emitted by cars and to meet EURO requirements on Chrysler Pacifica . It will therefore 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 Chrysler Pacifica , we will take a look at how it functions. As described before, its objective is to clean the exhaust gases, so it will be placed 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 run principally at low speed because at high speed the combustion is enough to burn all these gases.

How to clean your Chrysler Pacifica EGR valve: Identifying faults

The EGR valve, even though very beneficial to limit the pollution emissions of your Chrysler Pacifica , will sadly tend to clog up because of soot/gas deposits that will accumulate in its system, which will inevitably risk obstructing the operation of the valve, until entirely blocking the engine, here are the symptoms that a faulty EGR valve on your Chrysler Pacifica can provoke:

  • Motor light on
  • Power loss
  • Technical inspection refused
  • Black gases
  • Vehicle that grazes at low speed
  • Low RPM settings

How to clean your Chrysler Pacifica EGR valve: In practice

And now we’ll commence the part you are most interested in, how to clean the EGR valve of your car. Here are the two ways that you can use.

Do it on your own

How to clean your Chrysler Pacifica EGR valve system: Without taking it apart

Even though this procedure is less efficient, it is however possible to consider a “rough” cleaning of your EGR valve, the reality is, 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 Chrysler Pacifica.

How to clean your car EGR valve: With disassembly

Here is the most reliable procedure, which will require enough access to the EGR valve to carry out the treatment without help. If so, the operation 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 guidelines are finished, 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 even 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 Chrysler Pacifica.

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 elements that hinder access for example), how to clean the EGR valve of your Chrysler Pacifica? In this case, 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 required, to change the valve if it is dead. The cost of cleaning according to the difficulty of access is between 70 and 300 €.

Remove the EGR valve of your Chrysler Pacifica

At last, some individuals make a more radical decision to limit the risk of a failed valve. Instead of cleaning the EGR valve of their Chrysler Pacifica, they just choose to block it in the closed position. This treatment will have the result of greatly increasing the pollution emitted by the vehicle, of no longer complying with pollution standards, of having an engine warning light permanently on and eventually 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 be reluctant to take a look at our dedicated page.

To discover more tips on the Chrysler Pacifica, take a look at the Chrysler Pacifica category.