Toshiba Washing Machine Error C21 - Causes and Effective Solutions

Error code C21 on Toshiba washing machines interrupts the washing process and affects the machine's performance. Users may feel puzzled and concerned about the machine's operation. Mytour Supermarket will provide common causes of Toshiba washing machines displaying the C21 error and how to troubleshoot it in the following article.

Toshiba Washing Machine Error C21 - Causes and Effective Solutions

Common Issue: C21 Error on Domestic Toshiba Washing Machines

Encountering this problem disrupts the washing cycle and causes inconvenience for users. To understand the causes and solutions for the C21 error on Toshiba washing machines, let's explore further.

C21 Error on Toshiba Washing Machines Occurs When the Door Is Improperly Closed/Open

Frequent Appearance: C21 Error on Toshiba Washing Machines

- Unclosed Washing Machine Door: One of the primary reasons for the C21 error is when the washing machine door is not properly closed or closes improperly. This prevents the washing machine from continuing the washing cycle and triggers the error.

- Faulty Washing Machine Door Switch: If the washing machine door switch is jammed or malfunctioning, it may not open or close properly. The door switch plays a crucial role in ensuring the safety and operation of the washing machine.

Malfunctioning Washing Machine Door Switch

- Control Board Issue: The control board manages the functions of the washing machine. If this board encounters a malfunction or is damaged, it may not send signals to open or close the door properly, resulting in error C21.

Malfunctioning Washing Machine Control Board

Follow these steps to troubleshoot the C21 error on your Toshiba washing machine:

Step 1: Check the Washing Machine Door

Ensure that the washing machine door is closed tightly and correctly. Check if there are any obstacles obstructing the closing process.

Step 2: Inspect the Door Switch

If the door is securely closed but the error persists, inspect the status of the door switch. The door switch may be jammed or faulty, affecting the proper opening and closing process.

Check the Door Switch

Step 3: Inspect the Power Supply IC for the Switch:

If error C21 persists, check the power supply IC for the switch. If this IC is not functioning properly or is damaged, it may cause error C21.

Step 4: Contact a Professional Technician

If after performing the checks the issue persists, or if you lack technical expertise, contact professional technicians or washing machine repair centers. They will have the knowledge and skills needed to diagnose and rectify the problem accurately.

Contact a Professional Technician

Note: Before proceeding with any steps, ensure that the washing machine is disconnected from the power source.

Using a washing machine requires attention and care to ensure proper operation and avoid unwanted errors. Here are some important tips for using a washing machine:

- Sort clothes before putting them in the machine: When loading clothes into the washing machine, make sure you have sorted them properly by color and fabric type. Sorting helps prevent color bleeding and ensures that clothes are washed more effectively.

Sort clothes before putting them in the machine

- Check clothes before putting them in the washing drum: Before placing clothes in the machine, thoroughly check pockets to ensure there are no small items or hard objects inside. This helps prevent damage to the machine during the washing process.

- Adhere to washing capacity and select appropriate washing mode: Always follow the washing machine's instructions regarding capacity and the appropriate washing mode for the type of clothing. This helps save energy and protect clothes.

Select appropriate washing mode

- Use a reasonable amount of detergent: Avoid using too much or too little detergent. Using the right amount of detergent helps prevent excessive foaming and ensures washing performance.

- Regularly check the filter and water hoses: Perform regular maintenance by cleaning the filter and checking the water hoses. This helps prevent clogging and maintains washing machine performance.

Regularly check and clean the washing machine filter

- Avoid opening the door while the washing machine is running: To ensure safety and efficiency, limit opening the washing machine door while it is in operation.

- Follow the washing machine usage instructions: Read and follow the washing machine's usage instructions to avoid errors caused by improper use. This is extremely important for protecting the machine and ensuring its longevity.

These tips help minimize risks and maintain the washing machine's performance during use.

With these troubleshooting steps and tips, we hope you can confidently address the C21 error on your Toshiba washing machine quickly and effectively, helping the device operate more smoothly.