Error code
Samsung / Dishwasher
HC4
Dry-heater overheating; the manual says to unplug before contacting service.
What it means
Dry-heater overheating; the manual says to unplug before contacting service.
This explanation is shared only by models whose manufacturer documents the same code, meaning, and guidance.
Manufacturer guidance
- Unplug the dishwasher as the manual directs.
- Contact authorized Samsung service; do not repeat a heating test.
Manufacturer source
Models documented with this signal
Select your exact model below to open its manufacturer source. Manual editions and model revisions can differ.
If there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.