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How to Fix Bosch Dishwasher Error Code e15

Did your Bosch dishwasher just display the error code e15? If yes, you are not alone because many users of Bosch dishwashers have encountered this issue before and they were able to fix it.

If you just loaded your washer and it just won’t run and you are wondering what the heck! This article will show you how to clear the Bosch dishwasher error code e15 all by yourself even without involving a professional.

If you are experiencing the Bosch dishwasher error code e15, then all you need do is to take your time and read through this post to the end to find out the cause of the error code e15 and also follow the troubleshooting steps outlined here for you. Read on!What is Bosch Dishwasher e15

What is Bosch Dishwasher Error Code e15?

Bosch dishwashers are popularly known for their Avant-grade features and long-lasting lifespan. However, even the best-made dishwashers have one glitch or the other eventually that causes an error code.

Once an error code is triggered, the dishwasher usually stops working, which makes you want to diagnose and fix the issue as fast as you can.

Bosch dishwasher displays several error codes like error codes e24, e25, e22, e09, e17, e19, h01, and so on. However, for this article, we are looking at how to fix the Bosch dishwasher error code e15.

A Bosch Dishwasher error code E15 indicates that there is excess water at the base of the dishwasher, there is water leakage, or there’s a control board glitch. Fortunately, in most cases, this error code is easy to fix, but it may require you to remove the dishwasher’s front panel and kickplate. You will also need to investigate the cause to make sure that the error code does not re-occur so you can prevent further damage to the dishwasher or your home.

You can go ahead to check around the dishwasher base for leakage and for hoses with any visible twirls or damage, which could have contributed to this appliance behavior.

The Bosch error code E15 is likely indicating too much water in the dishwasher.Bosch Dishwasher e15

Why am I getting the Bosch Dishwasher Error code e15?

The Bosch dishwasher stops working when the E15 error is being displayed because the anti-flooding feature stops excess water from filling up your kitchen floor. The reasons why you are getting the Bosch dishwasher error code e15 code are:

  • Excess water at the base of the dishwasher.
  • The safety switch has discovered water at the dishwasher base.
  • Your leakage protection system has been activated.
  • There is a leak in the water tank, sump basin (the area where the filter is located), or hoses.
  • There may be a broken fixture.
  • You may have used the detergent not recommended for your dishwasher.
  • You have too much detergent inside your dishwasher. 
  • There are blocked or damaged spray arms directing water in the wrong direction.
  • The leakage sensor/switch is faulty.
  • The drainage system is blocked (i.e. the filter, hose, sewage).
  • Worn out nozzles or there’s poor pressurization.
  • There is a fault with the water sprinkler.
  • A blocked filter.

These are the reasons why you keep getting the Bosch Dishwasher error code Fix Bosch Dishwasher Error code e15e15.

How to Clear Bosch Dishwasher Error Code e15

There are several ways by which you can clear the Bosch dishwasher e15, one of such ways is to remove the water from the basin and reset the safety switch. You can fix the Bosch dishwasher error code e15 by following the steps below:

Reset the Bosch Dishwasher

Follow the steps below to restart the Bosch dishwasher:

  • Turn off the dishwasher power for about 30 seconds.
  • This will help clear all the glitches, errors, or function code.
  • In case the error code e15 was caused by a glitch, you can go ahead to perform a hard reset by disconnecting the power to the dishwasher for about 5 minutes.
  • This should help clear the error code without any hassle.
  • In case the error code returns, then the water at the base of the dishwasher must be removed. 

Resetting your Bosch dishwasher should help fix the error code e15, however, if it doesn’t try the next fix below. 

Perform the tilt method

Another way to clear the Bosch dishwasher error code 15 and practically solve the issue is to tilt the dishwasher backward at a 45-degree angle. However, the tilt method is not likely to be a long-term fix, and it may cause further damage to the dishwasher.

Tilting your dishwasher may also not be likely to help you locate and fix the cause of the error code, which could be a plausibly dangerous leak.

In case you decide to follow this method to clear the E15 error code, follow these steps below:

  • Ensure to disconnect the power and water from the dishwasher before moving it
  • Pull out the dishwasher from under the kitchen cabinet.
  • Carefully tilt it back at a 45-degree angle.
  • Once the dishwasher has been tilted, the water in the base will come out and clear the error code and the dishwasher will begin draining properly again.
  • Place a container down that can receive the water that comes out.
  • Once, the dishwasher is tilted, water flows away from the safety switch and your dishwasher stops thinking it is going to leak and therefore the switch resets.
  • Once the power has been restored, then the error code should have cleared.

In case tilting your Bosch dishwasher doesn’t clear the error code, try the next fix below.Bosch Dishwasher Error Code e15

Check the Filter

The next step is to check your dishwasher filter and give it a thorough and good clean. Once the filter is dirty or filled with debris, it can prevent your dishwasher from being able to drain properly. Then, this results in the E15 error code displayed on your Bosch dishwasher.

To check and clean the filter, follow the steps below:

  • Find the water filter (it’s located at the bottom of your dishwasher).
  • You may need to remove the bottom cover if your dishwasher has one to access it.
  • Once you have located it, twist the filter to eject and then remove it.
  • At times the filter comprises two parts that need to be removed separately.
  • Once you have succeeded in removing it, use hot soapy water and a brush to give the filter a thorough clean.
  • Then dry it off and place it back into the dishwasher.
  • Ensure you place it firmly back in the same position it was previously.
  • Power the dishwasher on and check if the issue has been fixed.

If not, you can move on to the next step. below.

Check the Leak Sensor

The next possible reason why you have a Bosch dishwasher error code e15 is a faulty leak sensor. Although this doesn’t occur very often, just like any other dishwasher component, it may need a replacement due to wear and tear or if it stops functioning properly.

Here’s how to check the leak sensor:

  • Switch the power off to the dishwasher.
  • Find the leak sensor (you can consult your manual if necessary).
  • Check the sensor for any sign of visible damage.
  • In case you have a multimeter, you can remove the sensor to check it for continuity.
  • Once the sensor is damaged or doesn’t have continuity, then you will need to replace it.
  • However, if it’s not damaged, then you can place it back into the dishwasher and move on to the next step.
  • In case you replaced the sensor, turn the dishwasher back on and test if the error code has disappeared.

If not, you can move on to the next step below.Bosch Dishwasher Error code e15

Check the Dishwasher Tank

Another reason why the E15 error code keeps appearing is if your dishwasher tank is damaged and has a crack in it that could cause a leak to happen.

To ensure the dishwasher tank is in good condition, give it a close inspection. In case you find a crack or defect on it, then you will need to get a professional technician to help you fix it or consider buying a new dishwasher. If this does not clear the Bosch Dishwasher error code e15, try the next fix. 

Check the Water Sprinkler

In case the Dishwasher tank is in good condition, you can go ahead to check the water sprinkler. The water sprinkler regulates the pressure of the water once it enters the dishwasher tank.

At times it can split, which causes water to flow into the base of the dishwasher, causing the leak sensor to be activated. You can check the water sprinkler by locating it first and giving it a careful check. Once you find any damage on it, then it needs replacement.

Check the Water Hoses

The Bosch Dishwasher e15 may be caused by faulty hoses. The water hose can get damaged at times, and this can cause water to flow defectively into the bottom of the dishwasher tray.

To disregard a broken hose as the cause of the issue, do a thorough check on the water hoses, and if damaged, you can go ahead to replace them.

Bosch Dishwasher e15

Remove the water and reset the water level safety switch

In most cases, the best and tested way to resolve the Bosch dishwasher error code E15 is to clean up the water at the base of the dishwasher and reset the water level safety switch.

To gain access to the safety switch, you need to remove the outer dishwasher door panel and the dishwasher’s kickplate. Depending on the model you have, whether a T20 or T15 Torx screwdriver or a Phillips-head screwdriver, can usually be used to remove the outer door panel and kickplate.

Follow the steps below to reset the switch manually and clear the E15 error code:

  • Detach the safety switch by twisting it to the side and pulling on it.
  • Remove the polystyrene disk and be careful not to damage it.
  • Make use of a towel or cloth to mop up the water in the basin and dry the disk.
  • Ensure that there is nothing in the basin that may interfere with the safety switch process, such as wiring, an insect, or food debris.
  • Place the polystyrene disk carefully back in the basin.
  • Also, place the safety switch back in the basin.
  • Ensure it is well-secured properly.
  • Make sure that the wiring in the dishwasher base is not damaged.
  • In case there is any damaged wiring, then a trained technician will most likely need to help replace it.
  • Be sure of the cause of the E15 error code. Is a hose leaking? Is there any visible damage that could be causing a leak?
  • Finally, reassemble the Bosch dishwasher.

The Bosch dishwasher error code E15 should be cleared now. It’s possible that the error code was triggered by the use of the wrong detergent and not because of a leak.Reset button on Bosch Dishwasher e15

Is there a reset button on Bosch Dishwashers?

The reset button on most modern Bosch dishwashers is the Start button, this confuses some customers a lot of the time. 

To reset the modern Bosch dishwasher, follow these steps:

  • Long-press on the start button for about 3 to 5 seconds. 
  • In case you have an older Bosch model, the reset feature may be labeled “cancel” or “drain”.

Bosch dishwasher E15 Reset

Resetting a Bosch dishwasher is quite easy, all you need do is follow the steps below:

  • Remove the power cord from its source and wait for about 15 minutes.
  • Connect it back in after the 15 minutes and choose your desired program.
  • Switch on the Bosch dishwasher for at least one hour without adding dishes or running water through it.
  • Long-press on the Start button for about 3 seconds. 
  • The Start button is usually labeled with “Reset” as well, or even “Reset 3 Seconds”
  • In most cases, like a frozen display, this will help clear the Settings and allow you to start using the dishwasher again.

Resetting your Bosch dishwasher should help you clear the e15 error code easily. 

A Bosch error code E15 is usually caused when there is too much water at the base of the dishwasher. The best way you can fix the E15 error code is to remove all the excess water from the basin and reset the safety switch. However, you must have determined what caused the error code and taken steps to prevent it from occurring again.

 

 

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