Error Code 9
Convertible zone temperature sensor is not working
Moderate
Address soon - your appliance may not work properly
Also displayed as: 9
What This Means
Convertible zone sensor connector disconnected; Convertible zone sensor defective or open circuit; Wiring harness damage; Main PCB defect
What actually causes this:
Sensor wire came loose or sensor failed in the convertible compartment
First Thing to Check
Unplug refrigerator, wait 30 seconds, and plug back in to reset — if error persists, call technician
Parts Involved
How to Fix
- 1
1. Check voltage between Main PCB CN30 pins 11 and 12 — should be within 4.1V to 0.8V range
- 2
2. Reconnect sensor connector if loose
- 3
3. Check wiring harness for visible damage or moisture
- 4
4. Measure sensor resistance with power off
- 5
5. If voltage readings are correct, replace Main PCB
This Error Applies To
Samsung RF22K9581 Series Refrigerators (2016) (2016–present)
Related Error Codes
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Outside temperature sensor is not working
Ice maker temperature sensor is not working
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Convertible zone defrost system secondary error
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Ice room temperature sensor is not working
Compressor room fan is not working