E0 | Temperature sensor error | Unplug the microwave, wait 5 minutes, then restart. |
E1 | Overheating | Check the cooling fan and ensure air vents are not blocked. |
E2 | Door not properly closed | Clean and inspect the door latch. |
E3 | Circuit board error | Contact Häfele technical support. |
E4 | Door sensor fault | Clean and check the door latch, make sure it’s firmly shut. |
E5 | Power supply issue | Check the power outlet, circuit breaker, or replace the power cable. |
E6 | Cooling fan malfunction | Clean the fan; if unresolved, call service support. |
E7 | Excessive temperature | Let the microwave cool down for 15 minutes before using it again. |