Name: Samsung NE59R6631SG
Brand: Samsung

Question 1

What does error code C-20 mean on Samsung NE59R6631SG?

Accepted Answer

Oven sensor opened (circuit open). Cause: Causes may include abnormal oven sensor resistance, improper connection of the oven sensor, disconnection of the harness from the sensor, or damage to the main PCB connector..

Question 2

What does error code C-21 mean on Samsung NE59R6631SG?

Accepted Answer

Oven heating over (temperature overshoot). Cause: Abnormal sensor resistance, malfunctioning heater relay, damaged wiring connections, or a defective main PCB could be the cause..

Question 3

What does error code C-30 mean on Samsung NE59R6631SG?

Accepted Answer

PCB temp sensor opened (PCB temperature sensor circuit open). Cause: Possible causes include a loose sensor connection, sensor resistance out of range, a loose Main PCB holder connection, or a defective Main..

Question 4

What does error code C-31 mean on Samsung NE59R6631SG?

Accepted Answer

PCB temp sensor shorted and PCB temp over during 10 seconds. Cause: Potential causes include a shorted sensor, excessive heat near the PCB, or activation of the main PCB's thermal protection..

Question 5

What does error code C-d0 mean on Samsung NE59R6631SG?

Accepted Answer

Shorted key (keypad short circuit). Cause: The issue may stem from an incorrectly inserted keypad cable, a short between the Main PCB and its connector, a short between the keypad and the cable, or damage to the Main PCB connector..

Question 6

What does error code C-d1 mean on Samsung NE59R6631SG?

Accepted Answer

Door locking issue (door lock motor malfunction). Cause: Possible causes include a disconnected door lock motor harness, incorrect resistance in the door lock motor, a non-functional door lock switch, or damage to the main PCB connector..

Question 7

What does error code C-F0 mean on Samsung NE59R6631SG?

Accepted Answer

Main PCB communication failure. Cause: Possible causes include loose or damaged connectors on either the Sub PCB or Main PCB, or a disconnected harness between these boards..

NE59R6631SG

Symptom routing

Error codes

How to diagnose

Code	Meaning	Severity
C-20	Oven sensor opened (circuit open)	Moderate
C-21	Oven heating over (temperature overshoot)	Moderate
C-30	PCB temp sensor opened (PCB temperature sensor circuit open)	Moderate
C-31	PCB temp sensor shorted and PCB temp over during 10 seconds	Moderate
C-d0	Shorted key (keypad short circuit)	Moderate
C-d1	Door locking issue (door lock motor malfunction)	Moderate
C-F0	Main PCB communication failure	Moderate