Customer Questions and Answers for Electronic Control Board (Freezer) by Frigidaire

This electronic control board is the freezer's central control module. It processes sensor inputs and user settings to run the cooling system and alerts. Replacing a failed board helps restore reliable operation and accurate temperature management. What it does:

• Controls compressor and evaporator fan operation to maintain the set temperature
• Interprets thermistor input and applies control logic to regulate cooling
• Coordinates features such as alarms and, on electronic models, defrost cycles
• Common symptoms include the unit not running or powering up, warming or unstable temperatures, unresponsive or erratic controls/display, or excessive frost buildup

• Disconnect power before servicing; handle the board with ESD precautions
• Access the control housing, note wire locations, and transfer connectors one at a time
• Secure the replacement board and reuse original mounting hardware and any reusable trim/overlay as applicable
• Restore power, set temperatures, and allow up to 24 hours for stabilization