LG · Refrigerator (Side-by-Side)

LG Refrigerator (Side-by-Side) HS error code

Difficulty: Hard · Cost: $80–$200 · Duration: Requires professional service

The HS error means your LG refrigerator has detected a fault with the humidity sensor — the component that monitors moisture levels inside the refrigerator to help regulate the environment for food storage. A short circuit or disconnection in this sensor means the refrigerator cannot accurately read or control humidity levels. There are no user steps to resolve this error and the unit requires a professional repair service to inspect and replace the faulty sensor.

Common causes

Humidity sensor has developed a short circuit
Humidity sensor wiring has become disconnected or damaged
Humidity sensor has malfunctioned or failed completely

How to fix it

1

There are no user-serviceable steps for this error
2

Unplug the refrigerator for 5 minutes and plug it back in to attempt a reset
3

If HS returns after resetting contact a qualified technician to inspect and replace the humidity sensor