LG Washer Error Code FF: Meaning & How to Fix It

By the ErrorCodePro Editorial Team · Last reviewed October 20, 2026

LG washer error code FF means: The washer's internal temperature has dropped below 1 °C (34 °F), and the hoses or drain may be frozen. [1] Keep using it? Not until the cause is fixed. Start with the owner checks below, beginning with: thaw the drum.

Quick facts

Code	FF
Also shown as	None listed by the manufacturer
Brand / appliance	LG washer (front load washers)
System	Water fill
Official meaning	The washer's internal temperature has dropped below 1 °C (34 °F), and the hoses or drain may be frozen. [1]
Keep using it?	Not until the cause is fixed
DIY-safe?	Owner checks only (listed below)
Support	LG: 1-800-243-0000

On this page: Meaning · Steps · Parts · When to call a technician · Related codes · FAQ

What error code FF means on an LG washer

The washer's internal temperature has dropped below 1 °C (34 °F), and the hoses or drain may be frozen. [1]

This is a water fill code. Codes and wording can vary by model, so check your owner's manual for your model number.

How to fix LG washer error code FF (safe owner checks)

Safety first: disconnect power before you remove any panel or reach into the sump or drum. Do not touch wiring, the control board or the motor. If you see water near electrical parts, stop and call a technician. These steps are based on LG's published guidance [1], rewritten for clarity.

Thaw the drum. Pour warm water at 50–60 °C (122–140 °F), never boiling, into the drum and wait 1–2 hours.
Drain. Drain the residual water from the drain tube and recap it.
Test. Run Rinse x1. If IE then appears, thaw the inlet hoses and taps too.

Parts that may be involved

Exact parts depend on your model number. This page lists part types only, never part numbers.

No specific part is implied by the manufacturer's guidance for this code.

When to call a technician

FF appears when it isn't cold: request service
Anything involving wiring, the control board, the motor or the water valve electrics
The appliance is under warranty: contact LG: 1-800-243-0000 first

Frequently asked questions

What does error code FF mean on an LG washer?

LG lists FF as follows: The washer's internal temperature has dropped below 1 °C (34 °F), and the hoses or drain may be frozen.

Is it safe to keep using the washer with FF?

Not until the cause is fixed.

Can I fix LG washer error FF myself?

Only with the owner checks on this page, starting with: thaw the drum. If it persists, call a technician or LG: 1-800-243-0000.

Sources

LG USA Support: Front Load Washer Error Code List (official)

Last reviewed: October 20, 2026. ErrorCodePro is not affiliated with LG.