How do I fix error code PF on a LG dryers?

1. undefined: Check if the outlet has power using a multimeter or plug-in tester. 2. undefined: Reset the circuit breaker or replace the blown fuse — do not increase fuse capacity. 3. undefined: If the circuit repeatedly trips, a circuit overload exists; have a licensed electrician correct the overload. 4. undefined: Verify power cord and terminal block connections are secure. 5. undefined: Restore power and restart the dryer.

LG Dryers2023–present

Error Code PF

Power failure — house fuse blown, circuit breaker tripped, or power outage

Moderate

Address soon - your appliance may not work properly

Also displayed as: PF

How to Fix

1
Check if the outlet has power using a multimeter or plug-in tester.
2
Reset the circuit breaker or replace the blown fuse — do not increase fuse capacity.
3
If the circuit repeatedly trips, a circuit overload exists; have a licensed electrician correct the overload.
4
Verify power cord and terminal block connections are secure.
5
Restore power and restart the dryer.

This Error Applies To

LG DLE8400BE Series Dryers (2023) (2023–present)

Service manual exact match: DLG8401WEService manual exact match: DLE8400BEService manual exact match: DLE8400WEService manual exact match: DLG8401BE

Related Error Codes

Power supply error — electric dryer power cord not connected correctly or house power supply incorrect; also displayed when 240V is applied to PCB indicating mis-wired power cord

d90

Duct blockage — ductwork approximately 90% blocked (displayed for 2 hours only)

tE1

Temperature sensor (thermistor) failure — open circuit

d95

Duct blockage — ductwork approximately 95% blocked (displayed for 2 hours only)

tE2

Temperature sensor (thermistor) failure — shorted circuit

No power / power code error — outlet voltage issue or power cord not properly connected

dSo

Flow Sense duct blockage restriction detected after drying cycle ends

Humidity (moisture) sensor failure

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