LG EEPROM / Control Memory Error

Dryer shows E9; may not start or may shut down unexpectedly.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Corrupted control board memory, Power surge damage, Faulty main PCB

Safety: No internal work is recommended for most users.

Steps:

Power reset: Unplug dryer for 10 minutes, then reconnect and test.
Surge protection: Use a quality surge protector to prevent future damage.
Board replacement: If E9 persists, the main control board will likely need replacement.

Hard 4/5

Main Control Board

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