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

1. undefined: Check if connector between Main PCB and sensor is disconnected or loose. 2. undefined: If loose: reconnect or repair the connector. 3. undefined: Check sensor resistance at CON3 pins 10th ~ 9th. If 0 Ohm (short): replace the sensor. 4. undefined: If resistance is infinite (open): go to step 6. 5. undefined: Check temperature vs. resistance table. If resistance matches table: explain to customer (unit OK). 6. undefined: Step 6 - Check sensor connection. If normal: replace the refrigerator PCB. If not normal: reconnect or repair the connector.

LG Refrigerators

Error Code E iS

Defect of ice-room sensor or ice maker sensor

Moderate

Address soon - your appliance may not work properly

How to Fix

1
Check if connector between Main PCB and sensor is disconnected or loose.
2
If loose: reconnect or repair the connector.
3
Check sensor resistance at CON3 pins 10th ~ 9th. If 0 Ohm (short): replace the sensor.
4
If resistance is infinite (open): go to step 6.
5
Check temperature vs. resistance table. If resistance matches table: explain to customer (unit OK).
6
Step 6 - Check sensor connection. If normal: replace the refrigerator PCB. If not normal: reconnect or repair the connector.