Monitors the internal temperature of the refrigerator and sends signals to the control board to regulate cooling. On some models, it also functions as a defrost sensor on the evaporator coil .
This sensor monitors the internal temperature of your refrigerator or freezer and sends data to the control board. If the sensor fails, your fridge might run too warm, too cold, or not defrost properly.
Type: Thermistor (temperature sensor)
Function: Regulates cooling cycles
Location: Typically mounted near the evaporator coil
