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

  1. Check whether the valve is closed and whether the line is frozen or clogged.
  2. Close the water supply and contact Samsung service if it persists.

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.