Westinghouse Washing Machine Error E21
⚡ Quick Answer: The Westinghouse Washing Machine E21 error code indicates a drainage issue, typically characterized by water remaining in the drum and a loud humming ... ✅ DIY Fixable
What Does Error E21 Mean?
The Westinghouse Washing Machine E21 error code indicates a drainage issue, typically characterized by water remaining in the drum and a loud humming sound. This error occurs when the machine struggles to drain water, often due to a clogged drain hose or filter, or an obstruction in the drain pump. To resolve this, inspect and clean the drain pump filter and check for any blockages in the drain hose.
Common Symptoms:
- Machine stops mid‑cycle with water remaining in drum
- Water not draining or draining very slowly
- Possible error display with E21 code on panel
Possible Causes
- Clogged drain hose or drain filter (medium)
- Drain pump obstruction or failure (medium)
How to Fix Error E21
DIY Fix Check and clear drainage blockages
- Turn off and unplug the washing machine.
- Inspect and clean the drain pump filter (usually behind a lower front access panel).
- Check the drain hose for kinks, bends, or obstructions and clear any debris.
- Ensure the drain hose is securely connected and not twisted.
Technician Only Test and service drain pump
- Disconnect power and access the drain pump assembly.
- Inspect pump impeller for foreign objects; clear any debris trapping the impeller.
- Test drain pump electrical operation (multimeter or test cycle) to confirm functionality.
- Replace the drain pump if the motor does not operate reliably.
Parts needed: Drain pump, Drain hose, Filter assembly
- If after clearing hoses and filter the machine still shows E21
- If the drain pump motor fails electrical testing or makes unusual noises
- If there are signs of water leakage or internal damage
Next step
Choose the next step for E21
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.
Drain Hose
Carries waste water from the drain pump to your home's standpipe or sink drain.
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.
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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
| note | The previous model-independent part specification was removed. Verify the full model number and diagnosis in the manufacturer's official parts catalog before ordering. |
|---|---|
| part_number | None |
Common Questions
What does E21 error mean on Westinghouse Washing Machine?
E21 indicates a drainage problem where water remains in the drum and the machine stops mid-cycle.
Can I fix Westinghouse Washing Machine E21 error myself?
Yes, you can check and clear the drain pump filter and hose for blockages.
How much does it cost to fix E21 error?
The estimated repair cost ranges from $50 to $200 depending on parts and service.
When should I call a technician for E21?
Call a technician if the error persists after clearing blockages or if the drain pump fails electrical tests.
Data last verified: 2026-07-31
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