Error code
LG Washing Machine Error Code HE
Quick answer
HE
Water heating fault
First safe action
Switch the machine off and unplug it from the mains.
Meaning
LG washing machine error code HE usually means the appliance is not heating water in the expected way, or the control system is not seeing the correct temperature change during the cycle.
Likely causes
- Heating element fault
- Temperature sensing issue
- Wiring or control fault affecting the heater circuit
Safe first checks
- Switch the machine off and unplug it from the mains.
- Do not continue running repeated hot cycles while the code is active.
- If the machine otherwise appears safe, retry a cooler cycle only after a full power reset.
How to reset
- Reconnect power after the machine has been left off for a few minutes.
- Test with a short programme and stop if the code returns.
When to call an engineer
Heating circuit faults usually need professional diagnosis if the code persists after a basic reset.
Safety warning
Disconnect the appliance from the mains before any checks and avoid opening panels to investigate heater components yourself.
Useful hub links
Related fault codes
AE for LG Washing Machine
Control or wiring communication fault
DE1 for LG Washing Machine
Door locking or door sensing problem
E1 for LG Washing Machine
Overflow or leak protection has been triggered
PF for LG Washing Machine
Power supply or voltage issue
DE2 for LG Washing Machine
Door locking or door sensing problem
FE for LG Washing Machine
Overflow or leak protection has been triggered
Relevant guides
Frequently asked questions
Can I keep using a LG washing machine with HE showing?+
It is usually better to pause use until you have completed the safe first checks for HE, then test the machine with a short programme.
Will resetting clear HE for good?+
A reset may clear a temporary interruption, but if HE comes back after the first safe checks, the underlying fault still needs attention.