22 C — Fridge Fan Open Circuit
Variant of the 22-series fault — the control board sees an open circuit on the refrigerator-side evaporator fan. Usually a failed motor or disconnected harness rather than ice.
- Keep using it?
- Yes, with caution
- DIY difficulty
- Moderate
- Verified against
- samsung.com ↗
How to fix it
- Power cycle for 5 minutes.
- Force-defrost to confirm it's not ice masking a wiring issue.
- Remove the rear interior panel and confirm the fan connector is fully seated.
- Test motor windings with a multimeter (typical ~150-300 ohms; open = bad).
- Replace fan motor if open; if motor is good and harness is intact, replace the main PCB.
Why it happens
Typical signs: Fridge compartment warming up · No airflow from rear vents · Code shown on Family Hub or LED panel
- Open fan motor winding Motor has failed electrically — reads infinite resistance.
- Unplugged fan connector Harness disconnected after a previous service or shipping.
- Main PCB fan driver failure Board can't power the fan even though the motor is good.
Replace your water filter
A clogged or overdue water filter is a common cause of low water and ice flow on Samsung refrigerators — they are meant to be changed about every 6 months. The OEM-style filter that fits most Samsung refrigerators is the DA29-00020B ($45-55 OEM, $15-25 compatible).
- Samsung DA29-00020B refrigerator water filter OEM water filterAmazon →
Not sure which filter fits your model? See the full compatibility guide →
Parts you may need
If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.
More Samsung refrigerator codes
Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: samsung.com.