LG dishwasher error codes

Browse 13 LG dishwasher code guides. Start with the exact display text, compare the problem category, and use official support for model-specific steps.

Hub summary

13 code guides

10 problem categories

Updated 2026-07-02

How to use this page

Match the code exactly, then open the guide for the meaning, safe checks, stop conditions, aliases, and manufacturer source links. Do not order parts from a code alone.

Common problem categories

These categories appear in LG dishwasher guides.

All LG dishwasher guides

Open the exact code page for model-number notes and safe troubleshooting order.

LG Dishwasher

AE

Turn off water if leaking is active, then check around the door, drain hose, and base.

Leak or overflow detection

LG Dishwasher

bE

Do not use hand dish soap; clear suds with model-approved steps and use dishwasher detergent only.

Excess suds

LG Dishwasher

CL

Use the documented Control Lock button hold for your model rather than forcing panel buttons.

Control lock

LG Dishwasher

F31

Stop after one safe reset; fan motor conditions need detailed service inspection.

Motor or drive fault

LG Dishwasher

F35

Avoid repeated heated drying attempts and arrange service if F35 returns.

Heating or temperature fault

LG Dishwasher

F37

Check for items blocking the door path and request service if the feature remains stuck.

Door or lid lock

LG Dishwasher

HE

Run one reset and short test only if water fills and drains normally.

Heating or temperature fault

LG Dishwasher

IE

Verify the water valve is open and the inlet hose is not kinked.

Water fill problem

LG Dishwasher

LE

Check for items blocking spray arms; service is likely if the code returns empty.

Motor or drive fault

LG Dishwasher

nE

Reorganize dishes that may touch moving spray parts and stop if the code returns empty.

WaterWall or spray system fault

LG Dishwasher

OE

Check the drain hose, sink connection, and filter area for restrictions.

Drain problem

LG Dishwasher

PE

Stop after checking for obvious water-level or leak symptoms; PE normally needs service inspection.

Sensor reading fault

LG Dishwasher

tE

Do not keep resetting the dishwasher; temperature sensor faults usually need service.

Sensor reading fault