Miele · Professional Troubleshooting Guide
The oven's door lock mechanism has detected a fault, preventing it from locking or unlocking properly. This often occurs during or after self-clean cycles.
Click steps to track your progress.
Ensure the oven door is fully closed and latched.
Check for any obstructions around the door or latch mechanism.
Turn off the oven's power supply at the circuit breaker for 1 minute and then restore power.
Try opening and closing the door firmly a few times to reset the latch mechanism.