Error code
Samsung / Dishwasher
4C
Water-supply check.
What it means
Water-supply check.
This explanation is shared only by models whose manufacturer documents the same code, meaning, and guidance.
Manufacturer guidance
- Check the valve, suspended supply, frozen line or particles; if unresolved, close the valve and contact Samsung service.
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.