PELG Dishwasher — LG Dishwasher PE Error Code
Water level sensor malfunction
Severity
Critical
Difficulty
Advanced
Est. Cost
What's Happening
The water level sensor (pressure sensor) that monitors how much water is in the tub is malfunctioning or has loose connections. Found on certain older LG models. The sensor sends incorrect readings to the control board.
How to Fix It
This error requires a service technician. The pressure sensor and its wiring need inspection. The sensor or the main control board may need replacement.
Frequently Asked Questions
What does PE mean on an LG dishwasher?
PE indicates a water level sensor problem. The dishwasher can't accurately detect how much water is in the tub, which affects filling and draining.
Is PE common on LG dishwashers?
PE is mainly found on older LG models with a specific pressure sensor design. Newer models use different water detection methods.
Do I need a technician for an LG dishwasher PE error?
Yes. The pressure sensor requires professional diagnosis and is not a typical DIY repair.