RRepairGraph
LG · Dishwasher · OE

Diagnostic overview

The dishwasher has a drainage problem.

Diagnostic nodeOEDIAGNOSIS
!
Use this as a diagnostic branchConfirm the exact model manual before ordering parts or opening the appliance.

Coverage: LG dishwashers that display OE; follow model-specific installation instructions.

GUIDANCE

Diagnostic overview for error OE

Use the sequence meaning → symptoms → accessible checks → stop conditions. For OE, the current manufacturer-sourced summary is: LG recommends checking the dishwasher drain hose for clogs, kinks or freezing and confirming that a disposal/waste-spigot knockout is removed.

Safe sequence

  1. 1Turn off power to the dishwasher.
  2. 2Inspect the visible drain hose for kinks or compression.
  3. 3If connected to a new disposal or spigot, verify installation against its instructions and confirm the knockout was removed.

Stop and get qualified help when

  • Water is leaking
  • The dishwasher must be pulled out to continue
  • The code remains after accessible installation checks
Primary sourceLG USA Support — dishwasher OE ↗Verified 2026-07-17 · manufacturer