Bosch dishwasher not draining at end of cycle? Here’s what you need to know to fix the issue.

Is your Bosch dishwasher not draining properly at the end of its cleaning cycle? This problem can be frustrating, but it’s important to address it right away to prevent further damage. There are a few possible causes for this issue.

Firstly, check if the drain hose is clogged or kinked, as this can prevent proper drainage. Additionally, the drain pump or the impeller may be damaged and need to be replaced. Another potential culprit could be a faulty drain valve. Cleaning or replacing these components, as necessary, should resolve the problem and ensure that your Bosch dishwasher drains properly at the end of each cycle.

Common Reasons For Bosch Dishwashers Failing To Drain

Bosch dishwashers failing to drain at the end of the cycle can be attributed to various reasons. One common cause is a clogged drain hose, which can impede water flow and prevent proper drainage. Another factor to consider is impellers or pump blockage, where debris and food particles can accumulate and hinder the dishwasher’s draining capabilities.

Lastly, a faulty drain pump can also result in ineffective drainage. It is essential to address these issues promptly to avoid further damage and to ensure optimal dishwasher performance. Regular maintenance, including cleaning the drain hose and checking for any blockages, can help prevent these problems from occurring.

Troubleshooting Steps For Clogged Drain Hose

Is your Bosch dishwasher not draining at the end of the cycle? Don’t panic! We’ve got you covered with some troubleshooting steps to fix your clogged drain hose. The first thing you should do is inspect and clean the drain hose.

Make sure there are no kinks or bends in the hose that may be causing the blockage. A straight, unobstructed hose is essential for proper drainage. If you notice any kinks, carefully straighten them out. Additionally, check for any debris or buildup inside the hose.

Use a brush or a pipe cleaner to remove any clogs or obstructions. Once the drain hose is clean and free of any obstacles, run your dishwasher again to see if the problem is resolved. Remember, regular maintenance of your dishwasher can help prevent future drainage issues.

Fixing Impeller Or Pump Blockage Issues

Bosch dishwasher not draining at the end of the cycle? It might be due to impeller or pump blockage issues. To fix this, you can start by removing and cleaning the impellers or pump housing. One common reason for the blockage is debris obstructing the impeller.

Check for any leftover food, utensils, or other objects that may have clogged the impeller. Once you’ve identified the blockage, carefully remove it and clean the impeller and pump housing thoroughly. This should help improve the draining function of your dishwasher and ensure it works efficiently.

Don’t let a simple blockage disrupt the performance of your Bosch dishwasher, take the necessary steps to fix it and enjoy hassle-free dishwashing.

Resolving Problems With The Drain Pump

Throughout the dishwashing cycle, a Bosch dishwasher may encounter drainage issues. When resolving these issues, it’s important to check for obstructions in the drain pump. A blockage may prevent the dishwasher from draining properly. Additionally, testing the drain pump motor is crucial to ensure its proper functioning.

If the motor is faulty and not working as intended, it may be necessary to replace the drain pump altogether. By troubleshooting and addressing these common problems, you can ensure that your Bosch dishwasher drains effectively at the end of each cycle.

Other Potential Causes For A Bosch Dishwasher Not Draining

A faulty check valve may be one of the potential causes why your Bosch dishwasher is not draining at the end of its cycle. This valve is responsible for preventing the water from flowing back into the dishwasher after it drains.

If the check valve malfunctions, it can lead to drainage issues. Another possible cause could be a clogged air gap, which is a small device connected to the dishwasher drain hose. A blockage in the air gap can prevent proper drainage.

Additionally, a malfunctioning control board can also affect the draining process. The control board controls the various functions of the dishwasher, including the drainage cycle. If it is not functioning correctly, it can disrupt the draining process.

Addressing Issues With The Check Valve

A common issue with Bosch dishwashers is when they fail to drain at the end of the cycle. One possible cause for this problem is a faulty check valve. The check valve is responsible for preventing water from flowing back into the dishwasher after it has drained.

To address this issue, it is important to inspect and clean the check valve. Start by locating it, usually at the bottom of the dishwasher near the drain pump. Remove any debris or blockages that may be preventing the valve from functioning properly.

If the check valve is damaged or worn out, it will need to be replaced. Regularly checking and maintaining the check valve can help ensure your Bosch dishwasher drains effectively after each cycle.

Clearing A Clogged Air Gap

A common issue with Bosch dishwashers is when they fail to drain at the end of the cycle. To address this problem, you can start by clearing a clogged air gap. Begin by removing the air gap and cleaning it thoroughly.

Check for any debris blockage that may be causing the problem. If you find any obstructions, remove them carefully. If the air gap is damaged beyond repair, you may need to install a new one. Ensure that the new air gap is properly fitted and secure.

By following these steps, you can resolve the draining issue with your Bosch dishwasher and keep it running smoothly.

Troubleshooting A Malfunctioning Control Board

Is your Bosch dishwasher not draining at the end of the cycle? One possible cause could be a malfunctioning control board. Troubleshooting this issue might involve resetting the control board. However, if the problem persists, it is advisable to contact a professional for repair or replacement.

Their expertise will ensure that your dishwasher is back in working order without any drainage issues.

Maintenance Tips To Prevent Bosch Dishwasher Drainage Problems

Maintaining your Bosch dishwasher is crucial to prevent drainage problems. Regularly cleaning and maintaining your dishwasher is the first step. Avoid overloading the dishwasher as it can hinder proper drainage. Running a monthly cleaning cycle helps eliminate any buildup. It’s also important to use proper detergent and loading techniques to ensure optimal performance.

By following these maintenance tips, you can avoid the frustration of a Bosch dishwasher not draining at the end of a cycle.

Bosch Dishwasher Not Draining at End of Cycle: Troubleshoot and Fix the Issue!


Frequently Asked Questions Of Bosch Dishwasher Not Draining At End Of Cycle

How Do I Force My Bosch Dishwasher To Drain?

To force your Bosch dishwasher to drain, hold down the “Cancel” or “Drain” button for a few seconds.

How Do I Reset My Bosch Dishwasher Not Draining?

To reset your Bosch dishwasher not draining, first, turn off the dishwasher and unplug it. Then, check for any clogs or blockages in the drain hose and remove them. After that, clean the filter and pump housing. Finally, plug the dishwasher back in and turn it on.

Why Is My Dishwasher Standing Water After Cycle?

Your dishwasher may have standing water after a cycle due to clogged filters, a faulty drain pump, or blocked drain hose.

Why Is My Bosch Dishwasher Leaving Water On The Dishes?

Your Bosch dishwasher may be leaving water on the dishes due to clogged filters, improper loading, or a faulty drain pump.


If you’re experiencing a Bosch dishwasher not draining at the end of the cycle, there are several potential solutions to consider. Firstly, ensure the dishwasher’s filter is clean and free from any debris that may be blocking the drainage system.

Next, check the drain hose for any kinks or clogs, and make sure it is connected securely to the sink or garbage disposal unit. Additionally, inspect the check valve and air gap for any blockages or obstructions. If these steps don’t resolve the issue, it may be necessary to call a professional technician or contact Bosch customer support for further assistance.

Remember, regular maintenance and proper handling of your dishwasher will help to prevent future drainage problems. So, follow these troubleshooting tips and get your Bosch dishwasher draining efficiently again in no time. Happy dishwashing!

Categories: Home & Garden


Hi, my name is Gabrielle. I have been into Automotive Industry for over 15 years. If you’re anything like me, then building, maintaining and improving your Automotive Industry/Projects is all part of the Automotive experience. My goal with this blog is to share my experience with and help you discover new and exciting things about Automotive.