Washer-dryer shows E16 and stops; often related to door open detection during cycle.

Safety first: Unplug the appliance before adjusting the door lock assembly.

• Check door alignment: Ensure the door closes squarely and the latch engages firmly. Adjust the door hinge screws if the door is sagging.
• Inspect door catch and lock: Examine the plastic door catch for wear or damage. Replace if rounded or cracked. Remove the door lock and check for loose internal parts or burnt contacts; replace if suspect.
• Secure wiring: Check the wiring harness to the door lock for tightness and secure routing so it cannot be pulled by drum movement.
• Test operation: After reassembly, run a short cycle and gently press on the door to ensure the error does not recur.