How do I fix error code F dS on a LG refrigerators?

1. undefined: Check if connector between Main PCB, defrost controller, and sensor is loose or disconnected; if yes, reconnect or repair and retest. 2. undefined: With power OFF, measure resistance at CON8 26th Pin to 25th Pin. If resistance is 0 Ohm (short), replace the defrost sensor. 3. undefined: If resistance is open/infinite (OL), replace the refrigerator. 4. undefined: If resistance reads a value, check against the temperature-resistance table. If resistance is normal for the current temperature, explain to customer. 5. undefined: If resistance does not match expected value, replace the defrost sensor.

LG Refrigerators

Error Code F dS

Defect of freezer defrosting sensor

Moderate

Address soon - your appliance may not work properly

Also displayed as: F dS

How to Fix

1
Check if connector between Main PCB, defrost controller, and sensor is loose or disconnected; if yes, reconnect or repair and retest.
2
With power OFF, measure resistance at CON8 26th Pin to 25th Pin. If resistance is 0 Ohm (short), replace the defrost sensor.
3
If resistance is open/infinite (OL), replace the refrigerator.
4
If resistance reads a value, check against the temperature-resistance table. If resistance is normal for the current temperature, explain to customer.
5
If resistance does not match expected value, replace the defrost sensor.

This Error Applies To

LG LF29S8330 Series Refrigerators

Service manual exact match: LF29S8330SService manual exact match: LF29S8330BService manual exact match: LF29S8330WService manual exact match: LF29S8330D