How do I fix error code C-31 on a Samsung ovens & ranges?

1. undefined: Disconnect power 2. undefined: Check PCB thermal protection circuit operation

Samsung Ovens & Ranges

Error Code C-31

Q: What does error code C-31 mean on a Samsung ovens & ranges?

PCB internal temperature abnormally high or sensor shorted Internal PCB temperature sensor failed short; Thermal protection circuit fault; Excessive ambient temperature

PCB internal temperature abnormally high or sensor shorted

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: C-31

What This Means

Internal PCB temperature sensor failed short; Thermal protection circuit fault; Excessive ambient temperature

What actually causes this:

Thermal sensor short, poor ventilation, or component thermal runaway

First Thing to Check

Check for proper airflow and PCB temperature with infrared thermometer

Parts Involved

Main PCBThermal Protection Circuit

How to Fix

1
Disconnect power
2
Check PCB thermal protection circuit operation

This Error Applies To

Samsung DOP36M94DL Series Ovens & Ranges

Service manual exact match: DOP48M96DL*Service manual exact match: DOP36M94DL*

Related Error Codes

C-20

Temperature sensor open circuit detected

C-23

Probe temperature sensor has short circuit

C-21

Temperature regulation failure causing excessive oven temperature

C-F0

Inter-PCB communication link failure detected

C-F2

Touch screen panel communication with main control board lost

C-d1

Door locking mechanism failed to engage or disengage

C-30

Main PCB internal temperature sensor failed

C-70

Steam system temperature sensor open or short circuit

Need more help with your Samsung ovens & ranges?