How do I fix error code E-21 on my Samsung NX58H9950WS?

1. undefined: Disconnect electrical power and remove upper rear cover panel 2. undefined: Measure sensor resistance - normal is 1080Ω at room temperature 3. undefined: Check for damaged terminals or wires on harness 4. undefined: Disconnect oven sensor connector from PCB and check resistance (normal: 2850Ω) 5. undefined: Replace oven temperature sensor if faulty

Samsung NX58H9950WSOvens & Range

Error Code E-21

Q: What does error code E-21 mean on a Samsung NX58H9950WS?

Oven Sensor Opened Oven sensor resistance over 2950 ohms; Damaged terminal or wire on harness; Disconnected oven sensor connector

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

Other Error Codes for NX58H9950WS

E-22

Oven Sensor Shorted

E-0A

Oven Overheating in All Cooking Modes

E-24

Oven Overheating Error

-SE-

Shorted Key - Keypad Pressed Continuously

E-08

Oven Temperature Rises Too Slowly

E-83

Main to SUB PCB Communication Error

E-0E

Door Locking Error

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