Why Isn’t My Moen Faucet Turning Off? [Solved]

Moen faucets perform admirably in home, office, and restaurant settings. It makes users’ lives easier in both the kitchen and the bathroom. Especially the Moen MotionSense faucet helps the user to do their job quickly.

However, having a lot of advantages, Moen faucets sometimes show some issues. It does not turn off occasionally. Many reasons create this issue, and whatever the reasons are, you can solve it on your own until the problem is minor.

If your Moen faucet doesn’t turn off, you’ve come to the right place. By reading this article, you can get a good idea about what is causing this issue.

Moen MotionSense Faucet Won’t Turn off

If your Moen MotionSense faucet did not turn off, the water would continue to flow. In this case, you must identify the problem and resolve it. Otherwise, if the water was left running, a lot of water would be wasted unnecessarily. Sometimes you will need to replace some parts according to need.

It is important to note that if your faucet is under warranty, Moen provides some necessary parts to put it back in good working condition. So, you can claim the Moen faucet warranty over the phone or by email. 

Many reasons prevent the Moen faucet from turning off. I have covered some of those causes below.

1. Check the Handle

If your Moen faucet is not turning off, make sure you have closed the handle firmly. Users of MotionSense faucets frequently use sensors to turn on the faucet, so they fail to notice the loose handle.

The handle of the faucet may accidentally move. Therefore, ensure the handle is not loose.

The Moen faucet handle can be hard to turn in for a variety of reasons. You can solve this issue by taking the appropriate action.

In short, both a tight handle and a loose handle can prevent a faucet from turning off. To fix this issue, loosen or tighten the handle.  Tighten the handle if it does turn off properly. On the other hand, you need to fix the handle if it is difficult to turn.

2. Check the Power Source

Your faucet might not function properly or cause problems if it doesn’t receive electricity. So, ensure your faucet is receiving proper electricity.

Due to defective batteries, the faucet might not get electricity. Replacing the batteries can solve this issue. The electricity may occasionally not reach the faucet for improper battery installation. In this case, remove the batteries and reinstall them.

On the other hand, if you are using AC power, the lack of electricity causes a faulty outlet. Check the outlet beneath the sink and replace it as needed.

3. Check the Cables

Another reason for your faucet not turning off is a faulty cable connection. Cables are connected to the control box and the battery box.

These cables can become loose or damaged. It becomes damaged over time or loose on its own.

Check the data cables beneath the sink to ensure they are not loose. If they are loose, tighten them. Furthermore, if the cables get damaged, replace them.

4. Check the Control Box

The faucet may not turn off because the control box is not working properly. Reset the control box to fix this issue.

Additionally, you will need to replace the control box if the solenoid in the control box malfunctions.

By observing the LED light, you can tell whether the solenoid is functioning properly. If there is no light, it isn’t working properly.

5. Check the Cartridge

A faulty cartridge can also not allow the faucet to turn off. Usually, a faucet cartridge typically lasts between 10 and 15 years. However, it does not imply that the cartridge cannot malfunction before it.

Rough usage can cause an early failure in the faucet cartridge. Check the cartridge by removing the handle to determine if it got damaged or not. Replace the cartridge if it finds out it is damaged. 

A blockage inside the faucet cartridge can also cause cartridge failure. In this situation, you will need to clean the cartridge.

6. Check the Washer

The washer of the faucet can crack or tear, preventing the handle from shutting off the water. Replacing the washer can fix the issue of not turning off the faucet.

Why Is My Single-Handle Moen Kitchen Faucet Not Turning Off?

The reasons for not turning off the single-Moen kitchen faucet are nearly identical to those stated above. The main reasons for not turning off this faucet are problems with the handle, cartridge, and washer. Investigate these parts and replace them as needed.

Single-handle faucets have one cartridge inside the faucet body that moves up and down when the handle is turned to stop and start the flow of water.

The same cartridge receives both hot and cold water. In this single cartridge, both hot and cold water is pumped. You must replace the cartridge if it malfunctions.

Final Words

Moen faucets are not the only ones that have the problem of not turning off the faucet. This issue affects nearly all faucet brands. However, this is not a major problem. It is simple to resolve.

The handle, its cartridge or washer, the power source, the cables, and the control box are the main causes of this problem.

If your faucet is not turning off, check the above factors. After checking, if you do not find any issue contract with the Moen support team.