Ikea Sensor Calibration or Display Error

Temperature display does not match actual temperature inside the refrigerator.

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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

Aging or drifted NTC sensors, Poor sensor placement or contact, Control board calibration drift, Warm air entering due to door seal issues

How to Fix / Troubleshooting

Safety: Unplug the refrigerator before accessing sensors or control boards.

Steps:

  • 1. Verify with thermometer: Place an accurate fridge thermometer in the compartment and compare to the display after several hours.
  • 2. Check door seals: Ensure gaskets are sealing properly to avoid warm air pockets near sensors.
  • 3. Inspect sensors: Locate and inspect the fresh food and freezer sensors. Ensure they are properly mounted and not hanging loose.
  • 4. Replace suspect sensors: If readings are significantly off, replace the NTC sensors with Ikea-compatible parts.
  • 5. Control board: If new sensors do not correct the discrepancy, the control board’s calibration may be off and the board may need replacement.

Tip: Small differences (1–2°C) are normal; larger discrepancies indicate a fault.

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Repair Difficulty

Medium 3/5

Required Part

Fresh Food NTC Temperature Sensor / Freezer NTC Temperature Sensor
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