Bosch Washing Machine Error A02? Cause + Fix

Sometimes we’re just doing laundry, and an error code on our washer gets displayed. A02 is a fault code, which typically occurred in Bosch Avantixx and Bosch Logixx washer models. 

In this guide, we’re going to describe What is Bosch washing machine error A02 is, from the cause to the solution. If you also don’t know what to do when you encounter this code, this guide is for you.

You can see the A02 error code on your Bosch washing machine for three reasons: when the main control board fails, the air filter needs to be cleaned, or the door is locked for safety bases. However, manually checking can help you to address the actual cause.

Next, We’ve described everything you need to know to fix the Bosch washer A02 error. 

Bosch Washing Machine Error A02

Why Bosch Washing Machine Showing Error Code A02?

As we described before, The A:02 error code on a Bosch washing machine can be caused by various issues, including a locked door for safety reasons, a dirty air filter, or a failing main control board. 

It’s important to identify the specific issue causing the error by checking the machine’s air filter, Printed control board.

Let’s discuss the locked door cause: Locked doors for safety reasons is the One common issue. This happens when the water level or temperature is too high, and the machine automatically locks the door. To fix this, you just need to wait for the temperature to drop or pump out the water before opening the door.

If you are using a Bosch Logixx washer dryer, you will probably need to check its air filter. When it is in drying mode or at the end of this cycle, it requires proper airflow. But when the air filter is clogged or dirty, this will cause a problem for the washer and the door remains locked by showing the A:02 error code on the panel.

On the other hand, if the main control board of this washer has any malfunctioned components, this can also lead to the display of this code. This is because the main control board is responsible for controlling each electrical component of the washer, if it is not working as it should be, this needs to be fixed as soon as possible.

How to Fix Error Code A02 Error Code on Bosch Washing Machine?

As there are several possibilities behind this issue, you will need to check all the components related to this code. Below are the best practices to resolve it.

First of all, you should check the air filter. If your Bosch washing machine is displaying the A02 error code and the cause is a dirty or clogged air filter,  you need to locate the air filter, which is typically situated at the bottom right-hand corner of the machine’s front.

Once you have found the filter, remove its cover and take it out by rotating the coin trap. Now, You can clean it by either rinsing it under running water or vacuuming it to remove any dirt or debris. When it gets cleaned, put it back in its place.  Make sure the cover is properly secured.

Now, restart your Bosch washing machine. If the A02 error code has not disappeared from the panel, follow the next steps.

In some cases, the A02 error code on your Bosch washing machine can be caused by a locked door for safety reasons. Now you can check this cause in your unit. 

To do this, Turn off your washing machine and unplug it from the power source. Wait a few minutes to allow the machine to cool down before attempting to unlock the door. Once the machine has cooled down, try unlocking the door manually. 

You should also make sure that all the water is drained from the washing drum before trying to unlock it. 

Moreover, Depending on your washing machine model, there may be a release button or lever that you can use to unlock the door. Check your user manual for specific instructions.

If you’re still unable to unlock the door and A02 persists, a faulty control board may be the reason. it’s possible that the control board is faulty and needs to be replaced. To replace the control board, it’s recommended that you contact a professional technician.

Here are some general steps to test and replace the main control board:

  1. Unplug the washing machine.
  2. Locate the main control board.
  3. Test the control board voltage output.
  4. Replace the control board, if needed.
  5. Contact a professional technician for assistance.
  6. Regular maintenance and cleaning can prevent issues.

While a faulty control board is not a quick and easy fix, remember that regular cleaning of the air filter can help prevent the A02 error code from occurring again. So, make sure to keep your air filter clean to maintain your washing machine’s optimal performance.

Bottom Line

Your laundry day can quickly turn into a nightmare when your Bosch washing machine shows error code A02. But fear not, as this guide has explained the possible causes and solutions to fix the issue.

Whether it’s a locked door for safety reasons, a dirty air filter, or a failing main control board, you now have the tools to diagnose and repair the problem. And remember, regular maintenance and cleaning of the air filter can help prevent the dreaded A02 error code from popping up again, ensuring your laundry day runs smoothly.