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

  1. Unplug the dishwasher as the manual directs.
  2. 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.