How do I fix error code E rt on my LG LF31T6230SS?

1. undefined: 1. Check connector between Main PCB and RT sensor for loose or disconnected wiring. 2. undefined: 2. Reconnect or repair the connector if loose. 3. undefined: 3. Measure RT sensor resistance and compare to expected value at ambient temperature (approximately 11 kΩ at room temperature). 4. undefined: 4. If sensor reads 0 ohms (short) or open/infinite, replace the RT sensor. 5. undefined: 5. Note: E rt error is always displayed (not time-limited); it will not clear until sensor is repaired.

LG LF31T6230SSRefrigerator

Error Code E rt

Room Temperature Sensor Error

Moderate

Address soon - your appliance may not work properly

How to Fix

1
1. Check connector between Main PCB and RT sensor for loose or disconnected wiring.
2
2. Reconnect or repair the connector if loose.
3
3. Measure RT sensor resistance and compare to expected value at ambient temperature (approximately 11 kΩ at room temperature).
4
4. If sensor reads 0 ohms (short) or open/infinite, replace the RT sensor.
5
5. Note: E rt error is always displayed (not time-limited); it will not clear until sensor is repaired.