HELG Dishwasher — LG Dishwasher HE Error Code
Water heater not working
Severity
Critical
Difficulty
Advanced
Est. Cost
What's Happening
The dishwasher's heating element or its control relay has failed. Water isn't being heated to the optimal temperature for cleaning and sanitizing. The thermistor may also be reading incorrectly, preventing the heater from activating.
How to Fix It
This error requires professional service. The heating element or its relay has likely failed. A technician will test the heater for continuity and check the control board relay to determine which component needs replacement.
Frequently Asked Questions
What does HE mean on an LG dishwasher?
HE means the dishwasher's water heater isn't working. Water won't reach the proper temperature for effective cleaning and sanitization.
Can I use my LG dishwasher with an HE error?
The dishwasher may run but won't heat water, resulting in poor cleaning. Dishes won't be properly sanitized. Get it repaired for proper performance.
Do I need a technician for an LG dishwasher HE error?
Yes. The heating element and control board relay are internal components requiring disassembly and testing. This is a professional repair.