Panasonic
Thermostat / Thermistor Misreading Low Temperature
Refrigerator runs continuously and is too cold, items freezing in fresh food compartment
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Faulty refrigerator thermistor, Thermistor not properly attached to liner, Control PCB calibration fault, Air damper stuck open
How to Fix / Troubleshooting
Safety: Disconnect power before accessing sensors or control boards.
- Step 1 – Verify settings: Ensure the temperature setting is not at the coldest level. Adjust to a warmer setting and monitor for 24 hours.
- Step 2 – Check sensor placement: Locate the refrigerator thermistor and confirm it is clipped correctly to the wall or bracket, not hanging loose in cold air streams.
- Step 3 – Inspect damper: If the damper is stuck open, excessive cold air from the freezer will overcool the fridge. Replace the damper if it does not respond to control changes.
- Step 4 – Replace thermistor: If temperature readings on the display do not match an actual thermometer, replace the refrigerator thermistor.
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Repair Difficulty
Medium
3/5
Required Part
Refrigerator Compartment Thermistor
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