The Frigidaire Washing Machine code E21 means: Slow drain — partially clogged drain path.
Difficulty: Moderate — DIY-able with basic tools
What to do, step by step
- Same as E20: filter, hose, then pump test.
Video walkthrough
Is the repair worth it?
Before spending money, run the numbers: if the repair quote is more than about 30% of what a new washing machine costs — especially on an older unit — replacement is usually the smarter call.
Check your quote with our free calculator →
Other Frigidaire error codes
Decoding a different code? Our error code lookup tool covers 200+ codes across all major brands.
For Repair Technicians
Turn this code into a professional quote in 60 seconds
FixFlow — error-code diagnosis, repair-vs-replace math, branded PDF quotes.
Try FixFlow Free →
Safety first: unplug the appliance (and shut off gas where applicable) before any inspection. If you smell gas, leave the area and call your gas provider.