David Z Valley View , OH February 06, 2021 Appliance: Maytag Refrigerator MFI2568AEB12 Maytag Refrigerator Mfi2568aeb12: Fridge too cold below 32. How to replace Thermistor Kit. Replaced the thermistor and bingo! Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes