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Er FSQuick answer
On LG refrigerators, error code FS means: Temperature sensor (thermistor) fault. The fridge may not cool properly. Keep the doors closed, try the steps below and call service if the code returns.
Is my food safe? Can I keep using the fridge?
Severity: Medium
The fridge may not cool properly. Keep the doors closed, try the steps below and call service if the code returns.
Common causes
- Faulty sensor or component
- Damaged wiring or a loose/corroded connector
How to fix it
- Unplug the fridge for about 1 minute, then plug it into a wall socket (no power strip)
- Keep the doors closed to protect food and contact authorised service if the code returns
Frequently asked questions
What does LG error FS mean?
On LG refrigerators, error code FS means: Temperature sensor (thermistor) fault.
How do I fix LG error FS?
Start with these steps: Unplug the fridge for about 1 minute, then plug it into a wall socket (no power strip); Keep the doors closed to protect food and contact authorised service if the code returns.
Can I keep using the fridge with error FS?
Severity: Medium. The fridge may not cool properly. Keep the doors closed, try the steps below and call service if the code returns.
LG refrigerator error codes
FFFreezer fan faultrFFridge compartment fan faultCFCondenser fan faultdHDefrost system faultrSTemperature sensor (thermistor) faultdSDefrost system faultIFIce maker faultCOCommunication error between control boardsCHRefrigerant shortage or leak