Error Code C-20
Oven sensor open when oven is operating
Moderate
Address soon - your appliance may not work properly
What This Means
Sensor disconnected or open circuit (over 2950Ω); Damaged harness; PCB connector issue
How to Fix
- 1
Disconnect power and open back cover
- 2
Disconnect sensor harness from control
- 3
Measure sensor resistance (should be 1080Ω at room temperature)
- 4
Check wire harness for damage and reconnect
- 5
Measure resistance of connector CNS600 on main PCB (Normal: 2850Ω)
- 6
Replace oven sensor if resistance is abnormal
- 7
Replace main PCB if problem persists
This Error Applies To
Samsung NE63T8911 Series Ovens & Ranges
Related Error Codes
Power connection installed improperly
Door lock misaligned or door locking information
Oven heating over temperature
Key Short - Knob keeps pushing
Main to Sub communication interrupted
Sub to Touch communication interrupted
Sub PCB sensor open or short when oven is operating
Temperature probe sensor short when oven is operating