Error Code R-1-4
The fan that circulates air in the fridge compartment is not working
Moderate
Address soon - your appliance may not work properly
Also displayed as: R-1-4 (LED blink pattern)
What This Means
Fan motor feedback signal line contact error; Motor wire separation; Motor failure during operation; Foreign matter (such as ice) blocking motor rotation
What actually causes this:
Ice buildup is blocking the fan, or the fan motor burned out
First Thing to Check
Listen for any unusual noises — a humming or clicking near the back wall of the fridge may indicate a stuck fan
Parts Involved
How to Fix
- 1
1. Execute manual operation to verify compressor is running
- 2
2. Check if door switch is functioning correctly (MICOM #52: 0V when closed, 5V when open)
- 3
3. Measure voltage between Main PCB REG1 Heat Sink and CN76-#6 (Brown) — should be around DC 7–12V
- 4
4. Check if DC 7–12V alternates with below DC 2V between REG1 Heat Sink and CN76-#6 (Brown) — confirms pulse signal
- 5
5. Check if external temperature is above 66.2°F (19°C) — below 59°F (15°C) fan may not operate
This Error Applies To
Samsung RF195AC Series Refrigerators (2009) (2009–present)
Related Error Codes
Refrigerator section temperature sensor is not working properly
Ice maker temperature sensor has failed and needs replacement
Freezer defrost sensor is not responding
Refrigerator defrost sensor is malfunctioning
Ice maker mechanism is not rotating or completing its cycle
Refrigerator fan is not spinning or not reporting rotation
Freezer temperature sensor is not working
Freezer defrost heater is not working or stuck on