Hisense Washing Machine Error F21
⚡ Quick Answer: The Hisense Washing Machine F21 error indicates a drainage issue, often resulting in the machine stopping mid-cycle and water failing to drain properl... ✅ DIY Fixable
What Does Error F21 Mean?
The Hisense Washing Machine F21 error indicates a drainage issue, often resulting in the machine stopping mid-cycle and water failing to drain properly. This can be caused by problems with the water level sensor or blockages in the drainage system, including the pump or hose. The error may also be accompanied by loud gurgling sounds. Addressing these issues promptly can help restore your washer's functionality.
Common Symptoms:
- F21 displayed on control panel
- Washer fails to proceed / stops mid cycle
- Water not draining properly or machine unable to detect correct water level
Possible Causes
- Water level sensor or water level detection issue (medium)
- Drainage problem (pump or hose blockage) (medium)
How to Fix Error F21
DIY Fix Basic checks for water and drainage
- Power off and unplug the washer
- Check that the drain hose is not kinked or blocked
- Inspect the drain pump filter for debris (if accessible)
- Ensure inlet hoses are properly connected and not clogged
Technician Only Inspect water level sensor and drainage components
- Test or replace the water level (pressure) sensor if malfunctioning
- Inspect the drain pump and motor for blockage or failure
- Check wiring harnesses for the water level and drainage circuits
- Verify control board connections for faults
Parts needed: Water level (pressure) sensor, Drain pump assembly, Hoses & wiring harness
- If error persists after basic user checks
- If signs of electrical faults or internal component failure become apparent
Next step
Choose the next step for F21
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Drain Pump
Pumps waste water out of the appliance during the drain cycle.
- Typical part-only price
- $35 - $80
- DIY difficulty
- Easy
- Estimated time
- 15-30 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Wiring Harness
Connects controls, sensors, motors, and other electrical components inside the appliance.
Model-compatible Washing Machine parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.
Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Washing Machine Cleaner Tablets
Routine tub-cleaning supplies for residue and odor control. They do not repair a mechanical, drainage, or electronic fault.
Braided Washer Inlet Hoses
A maintenance replacement option for visibly worn external fill hoses. Verify thread size, length, and hot/cold connection requirements.
Washer Drain Hose Holder
Helps secure an external drain hose at the standpipe. It does not correct an internal pump or control fault.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| wattage | 50W |
|---|---|
| component | Drain Pump |
| resistance | 10-20 ohms |
| part_number | HIS-DRP-001 |
| voltage_rating | 120V AC |
Common Questions
What does F21 error mean on Hisense Washing Machine?
F21 indicates a drainage problem, often causing the washer to stop mid-cycle and water not to drain.
Can I fix Hisense Washing Machine F21 error myself?
Yes, you can check for kinks in the drain hose and clean the drain pump filter.
How much does it cost to fix F21 error?
Repair costs range from ¥8,000 to ¥30,000 JPY, depending on parts and labor.
When should I call a technician for F21?
Call a technician if the error persists after basic checks or if you notice electrical faults.
Data last verified: 2026-07-22
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