
Common Sub-Zero Refrigerator Error Codes & What They Mean
Is your Sub-Zero refrigerator showing an error code? Paired with problems like your refrigerator runs constantly and your refrigerator won’t cool, it’s time to do some troubleshooting.
Common Sub-Zero Error Codes:
EC06: Inaccurate temperature readings
EC20: Defrost system failure
EC24: Defrost system is not heating
EC40: The freezer compressor is running too frequently
EC50: The refrigerator compressor is running too frequently