LG dryer error code

PS

Incorrect power supply

The dryer detected improper voltage, often from power cord wires connected wrong at the terminal block.

Try these free fixes first

Unplug the dryer before opening any panel.

  1. Turn the dryer's circuit breaker off for about 10 seconds, then back on.
  2. Make sure the plug is fully seated in a grounded 240V outlet.
  3. Do not open the terminal block yourself; leave wiring checks to a qualified person.

Still showing PS?

Call an electrician or technician to check the power cord connection at the terminal block, which is usually at fault.

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Questions people ask

What does PS mean on a LG dryer?

PS on a LG dryer means: incorrect power supply. The dryer detected improper voltage, often from power cord wires connected wrong at the terminal block.

How do I fix LG dryer error PS?

Turn the dryer's circuit breaker off for about 10 seconds, then back on. Make sure the plug is fully seated in a grounded 240V outlet. Do not open the terminal block yourself; leave wiring checks to a qualified person.

When should I call a repair technician?

Call an electrician or technician to check the power cord connection at the terminal block, which is usually at fault.

Related dryer codes

Samsung 9C1Dryer: Abnormal power supply voltageSamsung bEDryer: Stuck buttonSamsung FCDryer: Power frequency errorSamsung 3CDryer: Motor errorBosch E28Dryer: Electronics faultWhirlpool F1 E1Dryer: Control fault, reset needed

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