RRepairGraph
LG · Dishwasher · OE

Possible causes

The dishwasher has a drainage problem.

Diagnostic nodeOECAUSES
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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

Possible causes for error OE

Published guidance and the observed behavior point to these possibilities: Kinked, clogged or frozen drain hose; Waste-spigot or disposal knockout remains installed; Drain path obstruction. Check accessible conditions before considering a component fault.

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