dEWarning
Haier Dishwasher dE Error Code
The door is not properly closed or the door latch switch is not engaged.
Common causes
- Door not fully closed or latched
- Door latch mechanism damaged
- Faulty door switch (microswitch)
- Wiring issue to door switch
How to fix it
- Open and firmly close the door, ensuring it clicks.
- Check for obstructions like utensils blocking the latch.
- Inspect the latch for cracks or misalignment.
- Test door switch continuity with a multimeter when door is closed.
⚠ When to call a pro: If door closes properly but error persists, the switch or wiring needs professional repair.
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Always unplug the appliance (and turn off the water for washers/dishwashers) before inspecting. These guides are for information only and are not a substitute for a professional repair.