LG Refrigerator Er dS code: Defrost sensor error
The sensor that tells the refrigerator when the freezer coil has finished defrosting is faulty. Defrosting may not work right and frost can build up.
Most common causes
- Failed defrost sensor
- Loose or damaged sensor wiring
- Control board fault
What you can safely check yourself
- Unplug the refrigerator for about 5 minutes, then plug it back in
Unplug the appliance before moving or cleaning anything. Do not open panels, touch gas connections or bypass safety switches.
Checked against: lg.com. Meanings can vary by model; check your owner’s manual.