FE Serious Moderate DIY

LG Dishwasher FE — Overfilling

LG Dishwasher · Error code FE

What FE Means

FE (Overfill Error) means too much water entered the tub. The dishwasher drains and shows FE to prevent an overflow — usually a water inlet valve that will not close.

Most Likely Fix

Overfill error - too much water in tub

PartWater inlet valve (stuck open)
Typical cost$30-65
Difficultymoderate
Time45 min

Tools: screwdriver, pliers

Diagnose first: Stuck-open inlet valve keeps adding water; float/level sensor failure is the other common cause.

Find this part on Amazon →

If the primary fix doesn't resolve it:

PartFloat switch / pressure sensor
Typical cost$20-50
Find this part on Amazon →

Symptoms

  • Dishwasher drains unexpectedly
  • Too much water in the tub
  • FE on the display

Common Causes

1
Inlet valve stuck open

A valve that keeps adding water even when not commanded. Most common cause.

2
Faulty water level sensor

A bad sensor lets the valve overfill.

How to Fix It

  1. Turn off the under-sink water supply.
  2. Inspect and test the water inlet valve; replace it if it will not close.
  3. Check the float and level sensor.

Parts You May Need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

Common replacement LG Dishwasher Water Inlet Valve View on Amazon→

More LG Dishwasher Codes

2H 2H — Delay-start indicator (2 hours remaining) AE AE — Leak Detected (Aqua Error) bE bE — Bubble / oversuds error CE CE — Motor / communication error CL CL — Child lock / control lock active CR CR — Test / calibration mode

All LG codes → All dishwasher codes →

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician.