Amana Microwave
Amana Microwave E21 Error Code
What it means
Amana lists E21 as an official over-the-range microwave diagnostic code. The exact component involved can vary by model.
Try this first
- Turn microwave power off at the circuit breaker.
- Leave power off for 1 minute.
- Restore power.
- Monitor the microwave for 1 minute.
- Verify normal microwave operation.
If the error keeps returning
If E21 returns after the power reset, Amana recommends qualified service.
Official source
Troubleshooting information verified against manufacturer support documentation.
View manufacturer support page →