How do I fix error code E rt on a LG refrigerators?

1. undefined: Check RT sensor connector for loose or damaged connection. Reconnect or repair as needed. 2. undefined: Measure RT sensor resistance and compare to expected value for ambient temperature. 3. undefined: If resistance is 0 Ω replace the sensor. 4. undefined: If resistance is open/infinite replace the sensor. 5. undefined: If sensor reads correctly but error persists, replace the main PCB.

LG Refrigerators

Error Code E rt

Room Temperature Sensor Error

Moderate

Address soon - your appliance may not work properly

How to Fix

1
Check RT sensor connector for loose or damaged connection. Reconnect or repair as needed.
2
Measure RT sensor resistance and compare to expected value for ambient temperature.
3
If resistance is 0 Ω replace the sensor.
4
If resistance is open/infinite replace the sensor.
5
If sensor reads correctly but error persists, replace the main PCB.