LG dryer error code

PF

Power failure detected

The dryer lost power during a cycle, usually after a power outage.

Try these free fixes first

Unplug the dryer before opening any panel.

  1. Unplug the dryer or switch off its breaker.
  2. Press and hold Start/Pause for 5 seconds while it has no power.
  3. Restore power and restart the cycle.

Still showing PF?

Call an electrician if power keeps dropping without an outage, as the outlet or circuit is usually at fault.

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Questions people ask

What does PF mean on a LG dryer?

PF on a LG dryer means: power failure detected. The dryer lost power during a cycle, usually after a power outage.

How do I fix LG dryer error PF?

Unplug the dryer or switch off its breaker. Press and hold Start/Pause for 5 seconds while it has no power. Restore power and restart the cycle.

When should I call a repair technician?

Call an electrician if power keeps dropping without an outage, as the outlet or circuit is usually at fault.

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Source: LG official support · Reviewed 2026-10-01