LG refrigerator Error Code Er FS

What does Er FS mean?

Freezer temperature sensor is reading out of range.

Common causes

• Failed freezer sensor
• Disconnected sensor
• Wiring damage

Diagnostic & testing steps

1. 1. Test sensor resistance - should be ~5K ohms at 77F
2. 2. Check connector at control board
3. 3. Inspect wiring
4. 4. Replace sensor if out of range

Tools required

• Multimeter

OEM parts & part numbers

Freezer Temperature Sensor

Part numbers: EBG61106822