HEWarning
LG Dishwasher HE Error Code
Heating element malfunction; dishwasher may not heat water or dry properly.
Common causes
- Faulty heating element
- Blown thermal fuse or thermostat
- Loose wiring
How to fix it
- Check heater resistance with multimeter.
- Inspect thermal fuse (continuity test).
- Ensure wiring connectors are secure.
⚠ When to call a pro: If element tests open, replace heating element; if thermal fuse blown, replace and check for cause.
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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.