What E21 means on your Electrolux washer (electrolux e21 error)
An electrolux e21 error means the washer is draining too slowly on your Electrolux front-load washer. It is one of the most common washer codes and is usually resolved without a service call.

Symptoms
The signs below help confirm you are dealing with this condition rather than a different problem on your Electrolux washer. You may notice one of them or several together, and they can appear gradually or suddenly after a power event, a wash or cook cycle, a spill, or recent installation or service.
- Water is left in the drum at the end of the cycle
- The spin step is weak or skipped
- Clothes come out soaking wet
- The drain step runs long before timing out
Common causes
Several different problems can produce these symptoms. Working through the most likely causes in order separates a quick owner-level check from a problem that needs trained service and the correct Electrolux parts.
- Kinked or improperly installed drain hose — the hose run is restricted or not positioned correctly
- Partial drain-pump filter blockage — lint or debris is restricting flow
Troubleshooting steps you can try
Work through these checks in order before calling for service. Stop wherever you are unsure, or where mains voltage, gas, a hot oven cavity, water, or a sealed component is involved, and hand the rest to a qualified technician.
- Straighten the drain hose and confirm it is installed correctly, without kinks.
- Locate and clean the drain pump filter.
- Confirm the standpipe or drain connection is not blocked.
- Restart the cycle and confirm E21 clears.
Parts a technician may replace
Depending on what the diagnosis shows, a technician may inspect, test, or replace the drain hose and drain pump filter. The correct part for your Electrolux washer is matched from the model and serial number, and genuine OEM components are fitted through trusted parts suppliers rather than generic substitutes so performance, safety, and the appliance long working life are all protected. Confirming the failed part before ordering avoids replacing more than the problem actually requires.
When to call a technician
E21 that persists after the hose and pump filter are clear needs an experienced technician to test the drain pump. This condition is rated Medium severity, so there is no emergency — but if the same E21 keeps returning after the checks above, a technician should confirm the cause before any part is replaced. As an independent repair service we are not affiliated with the manufacturer, and we work only with experienced, skilled technicians and genuine OEM parts from trusted parts suppliers, with our workmanship backed by a 30-day labor warranty. When you book, have your Electrolux washer model and serial number ready so the right part for your exact build can be matched before the visit and the E21 condition resolved in as few trips as possible.
Related help and Electrolux resources
If the E21 condition keeps returning after these checks, book Electrolux washer repair, browse our washer error-code guides and step-by-step repair guides, or schedule service in your area on our locations page. See also the related EF1 clogged drain filter. For full manufacturer specifications and model lookup, visit electrolux.com.