E21
Amica
Circulation Pump Electrical Fault
Dishwasher shows E21 and may not wash properly, with weak or no spray
Advertisements
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Advertisements
Possible Causes
Open or shorted circulation pump motor, Jammed impeller, Faulty motor capacitor, Wiring fault
How to Fix / Troubleshooting
Safety first: Unplug the dishwasher and close the water tap.
- Confirm symptom: If you hear filling and some humming but no strong spraying, the circulation pump may be faulty.
- Clean filters: Remove and clean all filters to ensure no debris is reaching the pump.
- Access pump: Remove the base panel and locate the circulation pump. Inspect for leaks or burnt smell.
- Check impeller: Try to rotate the impeller by hand. If seized, remove debris or replace the pump.
- Electrical test: Measure motor winding resistance and compare with specifications. Replace the pump if out of range.
Advertisements
Repair Difficulty
Professional Required
5/5
Required Part
Circulation Pump
Check Price on Amazon
We may earn a commission from links on this page.
Advertisements