Dewalt Pressure Washer Soap Injector Not Working: [Here’S The Fix!]

We may earn commission from qualifying purchases through affiliate links - at no extra cost to you.
Updated in April 2025 | By John

As a Pressure Washer Repair Technician, I have seen many cases of . This is a common problem that can be frustrating and inconvenient for owners. The good news is that it is usually an easy fix. In this guide, I will walk you through the steps to troubleshoot and resolve the issue. By the end of this guide, you will be able to get your pressure washer back up and running in no time.

Why Dewalt Pressure Washer Soap Injector Not Working

Why

Blocked nozzle

The most common reason for a soap injector not working is a blocked nozzle. This can be caused by dirt, debris, or soap buildup.
To fix this, remove the nozzle and clean it with a small brush.

Faulty soap injector

If the nozzle is not blocked, the next step is to check the soap injector itself.
The soap injector is a small valve that controls the flow of soap from the bottle to the wand.
If the valve is stuck or damaged, it will not be able to properly inject soap into the water stream.
To fix this, you will need to replace the soap injector.

Low pressure

If the pressure washer is not generating enough pressure, it will not be able to properly inject soap into the water stream.
This can be caused by a number of things, such as a clogged filter, a faulty pump, or a problem with the hose.
To fix this, you will need to troubleshoot the pressure washer and identify the source of the problem.

Incorrect settings

Finally, make sure that the pressure washer is set to the correct settings for soap injection.
Most pressure washers have a dedicated soap setting that will automatically adjust the pressure and flow rate for soap injection.
If the pressure washer is not set to the correct settings, it will not be able to properly inject soap into the water stream.

How to Troubleshoot And Fix: Dewalt Pressure Washer Soap Injector Not Working

Symptoms of a Dewalt Pressure Washer Soap Injector Not Working

There are a few different symptoms that you may experience if your Dewalt pressure washer soap injector is not working properly. These include:

The soap does not come out of the wand when you press the trigger.
The soap comes out of the wand in a weak stream.
The soap comes out of the wand in a steady stream, but it is not mixed with water.
The soap comes out of the wand in a foamy mess.

Troubleshooting a Dewalt Pressure Washer Soap Injector

If you are experiencing any of the symptoms listed above, you can try troubleshooting the problem yourself. Here are a few things you can check:

Check the soap container:
Make sure that the soap container is full and that the soap is flowing freely. If the soap container is empty, fill it up and try again. If the soap is not flowing freely, you may need to clean the soap container or replace the gasket.

Check the soap injector:
The soap injector is a small, cylindrical device that is located on the wand of the pressure washer. It is responsible for mixing the soap with water and sending it through the wand. To check the soap injector, remove it from the wand and inspect it for damage. If the soap injector is damaged, you will need to replace it.

Check the hoses:
The hoses that connect the soap injector to the pressure washer and the soap container can become kinked or blocked, which can prevent the soap from flowing properly. To check the hoses, inspect them for damage or kinks. If you find any damage, you will need to replace the hoses.

Check the pressure washer:
If the pressure washer is not generating enough pressure, it may not be able to push the soap through the injector and wand. To check the pressure washer, turn it on and set it to the highest pressure setting. Then, hold the wand close to the ground and pull the trigger. If the water is not coming out of the wand with a strong stream, you may need to have the pressure washer serviced.

Fixing a Dewalt Pressure Washer Soap Injector

If you have checked all of the above and you are still having problems with your Dewalt pressure washer soap injector, you may need to have it repaired or replaced. You can contact Dewalt customer service for assistance or you can take your pressure washer to a qualified repair shop.

Preventing Problems with Your Dewalt Pressure Washer Soap Injector

You can help prevent problems with your Dewalt pressure washer soap injector by following these tips:

Use the right type of soap:
Dewalt pressure washers are designed to use a specific type of soap. Using the wrong type of soap can damage the soap injector.

Clean the soap injector regularly:
The soap injector can become clogged with soap residue, which can prevent it from working properly. To clean the soap injector, remove it from the wand and rinse it with warm water.

Store the pressure washer properly:
When you are not using your pressure washer, store it in a cool, dry place. This will help to prevent the soap injector from freezing or becoming damaged.

FAQs: Dewalt Pressure Washer Soap Injector Not Working

Why is my Dewalt pressure washer soap injector not working?

There are a few possible reasons why your Dewalt pressure washer soap injector might not be working.

The soap injector is clogged: This is the most common cause of a soap injector not working. To fix this, you can try to clear the clog by using a thin wire or a needle.

The soap injector is not getting enough water: If the soap injector is not getting enough water, it will not be able to properly mix the soap with the water. To fix this, you can try to increase the water pressure or adjust the nozzle on the soap injector.

The soap injector is not turned on: Make sure that the soap injector is turned on and that the switch is in the on position.

The soap injector is not compatible with your pressure washer: Make sure that the soap injector is compatible with your pressure washer. If it is not, you may need to purchase a different soap injector.

How do I clean the soap injector on my Dewalt pressure washer?

To clean the soap injector on your Dewalt pressure washer, you will need:

A thin wire or a needle
A bucket of water
A towel

1. Turn off the pressure washer and disconnect the hose from the gun.
2. Remove the soap injector from the gun.
3. Use the wire or needle to clear any clogs from the soap injector.
4. Rinse the soap injector with water.
5. Dry the soap injector with a towel.
6. Reattach the soap injector to the gun.

How do I adjust the soap injector on my Dewalt pressure washer?

To adjust the soap injector on your Dewalt pressure washer, you will need:

A Phillips head screwdriver

1. Turn off the pressure washer and disconnect the hose from the gun.
2. Remove the soap injector from the gun.
3. Use the screwdriver to adjust the nozzle on the soap injector.
4. Reattach the soap injector to the gun.
5. Connect the hose to the gun and turn on the pressure washer.

How do I turn on the soap injector on my Dewalt pressure washer?

To turn on the soap injector on your Dewalt pressure washer, you will need:

A Phillips head screwdriver

1. Turn off the pressure washer and disconnect the hose from the gun.
2. Remove the soap injector from the gun.
3. Use the screwdriver to turn on the switch on the soap injector.
4. Reattach the soap injector to the gun.
5. Connect the hose to the gun and turn on the pressure washer.

What is the best soap to use with my Dewalt pressure washer?

There are a few different types of soap that you can use with your Dewalt pressure washer. The best soap for you will depend on the type of surface you are cleaning.

For cleaning concrete, brick, or other hard surfaces, you can use a pressure washer detergent. These detergents are designed to remove dirt, grime, and other tough stains.
For cleaning cars, boats, or other vehicles, you can use a car wash soap. These soaps are designed to remove dirt, grease, and other contaminants from vehicles.
For cleaning windows, siding, or other delicate surfaces, you can use a mild dish soap. These soaps are gentle enough to not damage the surface while still cleaning it effectively.

When choosing a soap for your Dewalt pressure washer, be sure to read the label to make sure that it is compatible with your pressure washer. You should also test the soap on a small area of the surface before using it on the entire surface.

Next Post To Read: Dewalt Pressure Washer Soap Not Working

About The Author

I am John, and I am the creator of this website. I have been in the woodworking industry for about 5 years. I developed my passion for DIY projects around the house when I was in high school. I have discovered a new appreciation for those who have the experience to pass along their expertise. They know what works best and are able to help others. I am proud to be among them.

Leave a Comment