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Component diagnostic record

Dishwasher leak or float sensor: function, symptoms, testing boundary and repair difficulty

Dishwasher leak or float sensor stops filling or starts draining when water reaches an unsafe area. Related symptoms include leak/overflow codes, continuous drain or refusal to start. Those symptoms do not prove the component failed: turn water off and identify the actual leak before resetting.

Direct answer

Dishwasher leak or float sensor stops filling or starts draining when water reaches an unsafe area. Related symptoms include leak/overflow codes, continuous drain or refusal to start. Those symptoms do not prove the component failed: turn water off and identify the actual leak before resetting.

What this covers

  • dishwashers with leak protection
  • The exact condition described in the title
  • Customer-accessible checks before internal repair or reset

What it does not cover

  • ×A different brand, model family or similar-looking code
  • ×Internal live-electrical, gas, refrigerant or sealed-system testing
  • ×A guarantee that a named component has failed without isolation
Try in this order0 of 4 completed

  1. Capture the exact state

    Reversible

    Record the model, exact code, operating stage and whether the product completes the action this component supports.

  2. Separate the likely fault domains

    Reversible

    turn water off and identify the actual leak before resetting.

  3. Correct only the proven, accessible condition

    Reversible

    Correct the external prerequisite first. Replacement difficulty is varies; correct the leak before clearing the sensor.

  4. Verify once before going farther

    Reversible

    Repeat the same controlled stage and confirm the symptom and stored code stay gone.

Evidence ledger

Sources behind this answer

Visible sources support the visible claims. Home Product Support records the publisher, the fact used and the review date; community reports can suggest an issue but do not become a published fact on their own.

01
Samsung SupportHome appliance support

Official model, manual, error-code and service entry point.

Exact questions

Common follow-ups

What should I record first for “Dishwasher leak or float sensor: function, symptoms, testing boundary and repair difficulty”?+

Record the model, exact code, operating stage and whether the product completes the action this component supports.

Does the symptom or code prove a part has failed?+

No. turn water off and identify the actual leak before resetting.

When should I stop troubleshooting?+

Stop for active flooding, electrical wetting or uncontrolled inlet.

Change recordAug. 17, 2026 — Added exact scope, evidence class, reversible checks, verification result and explicit stop condition.
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