Error code

Samsung / Dishwasher

4C

Water-supply check for valve restriction or low pressure.

What it means

Water-supply check for valve restriction or low pressure.

This explanation is shared only by models whose manufacturer documents the same code, meaning, and guidance.

Manufacturer guidance

  1. Check the supply valve and incoming water pressure.
  2. If 4C continues, close the valve and contact authorized 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.