Editorial & technical review
- Written by ApplianceWorth Editorial Team
- Technically reviewed by Victor — appliance technician
- Last reviewed 2026-07-01
- Applies to Samsung refrigerators
- Confidence medium
- Also displayed as 23C
- Sources Manufacturer service documentation and field-repair experience · Methodology · Report a correction
What this code means
The refrigerator control is not receiving the expected operating feedback from the condenser fan.
Most likely causes
- Dust or debris is blocking the fan
- The condenser fan motor is failed
- A wire or connector is loose
- The main control cannot drive or read the fan
Safe checks for the owner
- Unplug the refrigerator before inspecting the accessible lower rear area.
- Remove visible dust around the ventilation openings without contacting moving or electrical parts.
- Stop use and request service if the compressor area becomes extremely hot or there is a burning smell.
Estimated U.S. repair cost
$260–$520, depending on model, access, parts availability and local labor.