Keurig K Express Descale Light Won’t Turn OFF

(Fixed) Keurig K Express Descale Light Won’t Turn OFF

Descaling is a procedure every coffee machine must undergo after a certain number of brews. Keurig K Express is no exception.

But, sometimes, you could observe the Keurig K Express descale light won’t turn off. The solution for that is here; let’s get into it;

The descale light on your Keurig K Express stays ON even after descaling it because either some step was missed in the process or the computer does not recognize it. It happens a lot to new users.

An easy fix for this issue would be to descale the machine again and follow each step to the dot.

There is more to this issue than it is. Just for that, this article is composed. I will tell you deeply about this problem, its solutions, and how to avoid this issue in the future brews. So, yeah, stick around till the end.

Why Won’t Keurig K Express Descale Light Turn OFF?

Keurig K Express Descale Light Won’t Turn OFF

The staying ON of descale light even after descaling is a common problem among new machine users.

This is because the users complete the process of descaling from their side, but they need to recognize parts that the machine’s computer does not recognize.

Another explanation for this issue could be that your machine’s computer has malfunctioned and needs replacing. Other than that, no particular issue could cause this problem.

Watch This Video: Keurig K Express Descale Light Won’t Turn OFF

3 Ways To Turn OFF The Descale Light On Keurig K Express

Turn Off the Light Manually – A Simple Solution

Before getting on to the more complicated problems and their solutions, you need to see if the problem is a problem. Sometimes, the descale light would need to be turned OFF manually.

In this case, you will have to press and hold the small cup and extensive cup buttons simultaneously for about 5 seconds to turn them OFF. This is a rare case, but you have to check for it.

Descale Again

This way, getting on to the complex stuff is to descale your Keurig K Express coffee machine again because the process did not complete perfectly.

If you do not know how to descale your Keurig K Express, do not worry; I will tell you about that further.

The only downside of this process is that it will consume more time and resources. So, always try to avoid running into such a situation in the first place.

Replace The Computer Circuit Board

The last thing that could be causing your descale light to stay ON would be a malfunction in the machine’s computer. In this case, you will have to take out the computer’s circuit board and replace it.

Replacement is strongly advised because even if you get it fixed, which is very rare, there is no guarantee that the machine will function efficiently as before.

So, think twice before you try to get the board fixed instead of replacing it.

How To Descale Your Keurig K Express?

Keurig K Express Descale Light Won’t Turn OFF

The descaling procedure of the Keurig K Express is the same as the other machines. The only difference is the machine itself.

To show the gist of it, this procedure removes any scale or calcium that could remain in the device after multiple brews. Without further ado, the process is as follows;

  • Get a descaling solution; recommended one is Keurig’s solution.
  • Here, you must make a mixture of water and the solution with a half-half ratio of both.
  • Now, the main work starts. You must take the solution mixture and pour it into the machine reservoir.
  • In this step, you will need to run the brew cycle without the coffee.
  • Keep continuing the brew cycle until the solution is completely applied.
  • Take the solution out from the machine outlet.
  • Add warm and fresh water to the reservoir.
  • Run the brew cycle at least five times.
  • Take the water out and use a cloth to wipe the outside of the machine.

These are all the steps you need to follow to descale your machine and make the computer recognize it thoroughly.

If even still, the descale light stays ON, which means an error with the machine’s computer board. So, get that issue resolved first.

How To Avoid Future Errors Like This?

Keurig K Express Descale Light Won’t Turn OFF

Even once you have fixed the issue, you will be wondering how to avoid this issue in the future. In that case, do not worry; I’ve got you covered.

There is a set of specific things that you need to do to keep yourself and your machine safe from troubles like these in the future.

Always remember to keep your machine descaled. The most optimal period would be to descale it after every 30 or so brews.

This will keep the machine descaled and will not give a chance to the machine to show any kind of an indicator.

Another thing that you need to do is always to have a maintenance check on your machine’s computer.

In this way, you can keep track of its performance and any errors it faces, saving you a lot of hassle.

Also Read: How To Reset Keurig Coffee Maker?

Frequently Asked Questions (FAQs)

How do You Reset the Descale Light on a Keurig K Express?

The descaling light on the Keurig K Express stays ON if the process is underway or not completed correctly.

If the process is completed, you can turn the light OFF by holding the small cup button for 3 seconds.

But, if your machine has yet to recognize the completion of the descaling process, you will need to descale your machine once again from scratch. This time, remember that you have to follow every step carefully.

Why is the Descale Light on my Keurig K Express Still Flashing?

You observe this because your machine’s descaling process is in progress and needs some time to complete.

Another explanation could be that the descaling did not complete the right way.

A rare but existing explanation is also that your machine’s computer is malfunctioning and needs to be replaced. Otherwise, the brew will not work.

These scenarios cause the descaling light to stay ON even when the process is complete from your side.

How do I turn OFF the Descaling Mode?

The turning ON and OFF of the descaling mode depends on the coffee machine you are using and is different for each one.
Specifically, I will tell you about Keurig K Express in this context.

You can quickly turn OFF the descaling mode in Keurig K Express by pressing and holding 8 pounds and 10 pounds cup buttons simultaneously for about 3 seconds.

This procedure will take the machine out of the descaling mode even if it is halfway there.


Keurig K Express is a reliable and popular coffee brewing machine, but it could become much more frustrating when it shows malfunctioning errors.

So, in that case, always keep track of your machine’s performance to avoid further issues.

Also, follow this guide carefully and deeply to fix it efficiently and perfectly and to be safe from future errors.

Suppose your Keurig K Express descale light won’t turn off. Now you can fix this issue with my guide.

But still, after following all the steps, your problem is not solved; let me know in the comment box, and I’ll come up with more solutions for you.

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