Er FS - Freezer Sensor Error Online Training Manual for LG Products - Freezer Sensor Error      
erfs_1
erfs_2 Is Er FS displayed?

Unplug the refrigerator to protect the microprocessor.

Unplug CONNECTOR 6 and check for bent pins and broken wires.
erfs_3 With the connector still disconnected from the bpard, measure the resistance across PIN 11 and PIN 12. (BL/WH and BL/WH wires) It should read between 1.4 and 120 K ohms.

Reconnect CONNECTOR 6 and POWER ON the refrigerator.

Press FREEZER and ICE+PLUS at the same time. If Er FS

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