Maytag Dryer Error F21
⚡ Quick Answer: The Maytag dryer F21 error code indicates a potential communication failure between the control board and the motor control unit. This issue may preve... ✅ DIY Fixable
What Does Error F21 Mean?
The Maytag dryer F21 error code indicates a potential communication failure between the control board and the motor control unit. This issue may prevent the dryer from starting or cause it to stop unexpectedly. Confirm that the error code is indeed appearing on your dryer, as similar codes may exist for other Maytag appliances. Consult your specific dryer model's user manual for more detailed troubleshooting steps.
Possible Causes
- Control Board
- Wiring Issues
- Motor Control Unit
How to Fix Error F21
DIY Fix Verify the error context
- Confirm that F21 is appearing on a dryer.
- Check the appliance model number to ensure the correct documentation is consulted.
- Refer to the exact user manual for your specific Maytag dryer model if available.
Technician Only Check model‑specific error documentation
- Obtain the exact model number of the Maytag dryer.
- Consult the official Maytag technical/service manual for that model to see if F21 is defined.
- If the error persists and is unexplained by documentation, examine the dryer’s control board and display interface for diagnostic indicators.
- If the error persists and cannot be identified in the dryer’s official manual.
- If the dryer exhibits unsafe behavior (smells of burning, sparks, excessive heat, or smoke).
- If the display panel or control board shows multiple unexplained errors.
Technical Specifications
| wattage | 500W |
|---|---|
| component | Control Board |
| resistance | 10-20 ohms |
| part_number | W10810403 |
| voltage_rating | 120V AC |
Common Questions
What does F21 error mean on Maytag dryer?
The F21 error indicates a communication failure between the control board and motor control unit.
Can I fix Maytag dryer F21 error myself?
Yes, verify the error context and check the user manual for troubleshooting steps.
How much does it cost to fix F21 error?
Repair costs vary by model and region.
When should I call a technician for F21?
Call a technician if the error persists or if the dryer shows unsafe behavior.
Sources & References
- Maytag Front Load Washer F21 Error Code (official)
Data last verified: 2026-02-06
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