Samsung Ovens & Ranges
Error Code E-21
Oven Sensor Opened
Moderate
Address soon - your appliance may not work properly
What This Means
Oven sensor resistance over 2950 ohms; Damaged terminal or wire on harness; Disconnected oven sensor connector
How to Fix
- 1
Disconnect electrical power and remove upper rear cover panel
- 2
Measure sensor resistance - normal is 1080Ω at room temperature
- 3
Check for damaged terminals or wires on harness
- 4
Disconnect oven sensor connector from PCB and check resistance (normal: 2850Ω)
- 5
Replace oven temperature sensor if faulty
This Error Applies To
Samsung NX58H9950W Series Ovens & Ranges
Service manual exact match: NX58H9950WS/AAService manual exact match: NX58H9500WS/AAService manual exact match: NX58K9500WG/AC