Error Code R - SENSOR
The refrigerator temperature sensor isn't reading correctly
Moderate
Address soon - your appliance may not work properly
Also displayed as: Freezer -17°C LED LAMP
What This Means
Connector slipped out or open contact; Wire cut or short-circuited; Refrigerator temperature sensor defective; Sensor reading abnormally high or low; MAIN PCB connector CN30 not seated properly
What actually causes this:
The fridge thermistor wire came loose or the sensor failed
First Thing to Check
Check if your food in the fridge is staying cold or warming up
Parts Involved
How to Fix
- 1
1. Check and reconnect MAIN PCB Connector CN30
- 2
2. Measure voltage between CN30-'5'(ORG) and CN30-'7'(GRY) terminals
- 3
3. Voltage should be between 4.6V and 0.5V
- 4
4. Input voltage at IC10 MICOM Pin #23 should be normal
- 5
5. Check sensor resistance between CN30 #5 and #7
- 6
6. Refer to temperature table for normal resistance values at given temperature
This Error Applies To
Samsung RB10FSR4ESR Series Refrigerators
Related Error Codes
The external temperature sensor isn't sending correct readings
The freezer temperature sensor isn't reading correctly
The refrigerator cannot read the room temperature
The freezer cannot read its own temperature
The fridge cannot read its own temperature
The condenser fan motor in the machine room isn't running
The freezer defrost heater isn't working
The defrost system cannot measure its temperature