Delonghi Dishwasher Error E15

⚡ Quick Answer: The E15 error code on your De'Longhi dishwasher indicates a water leakage issue, triggering the leak detection system. This typically results in the a... ✅ DIY Fixable

What Does Error E15 Mean?

The E15 error code on your De'Longhi dishwasher indicates a water leakage issue, triggering the leak detection system. This typically results in the appliance stopping mid-cycle or failing to start, often accompanied by a continuous beeping sound and a flashing display. The leak detection system has detected water in the base or excessive water accumulation, prompting a safety shutdown to prevent flooding.

Common Symptoms:

  • Dishwasher stops mid‑cycle or will not start while showing E15.
  • Possible water present in base pan or hidden drip tray.
  • Leak detection/safety system activation.

Possible Causes

  • Float switch malfunction
  • Leaking hoses
  • Faulty door seal

How to Fix Error E15

DIY Fix Check for Water in Base Tray and Remove

  1. Turn off and unplug the dishwasher.
  2. Carefully pull the dishwasher forward if possible and lay towels on the floor.
  3. Tilt slightly (if advised by your manual) to allow any water in the base or drip tray to drain into a container.
  4. Dry any visible water from the base and the bottom of the dishwasher.

DIY Fix Inspect Visible Seals, Hoses and Connections for Leaks

  1. Check door seals/gaskets for cracks or damage.
  2. Inspect inlet and drain hoses for kinks, loose clamps or water around connections.
  3. Ensure dishwasher is level to prevent pooling water.

Technician Only Test and Replace Leak Detection/Float Switch Components

  1. Disconnect power and remove the lower kickplate/plinth.
  2. Locate the leak detection float and safety switch in the base pan.
  3. Check for moisture, corrosion, or mechanical failure of the float and switch.
  4. Replace any faulty sensors or switches as indicated by testing.

Parts needed: leak detection float, safety switch/sensor

🛑 When to Call a Pro:
  • If you are unable to locate or remove water from the base tray.
  • If leaks persist after following user‑level inspection steps.
  • If you suspect internal component failure (e.g., float switch, wiring).

Technical Specifications

wattage 1500W
component Float Switch
resistance 5-15 ohms
part_number DeLonghi 123456
voltage_rating 120V AC

Common Questions

What does E15 error mean on delonghi dishwasher?

E15 indicates a water leakage issue, activating the leak detection system and stopping the appliance.

Can I fix delonghi dishwasher E15 error myself?

Yes, you can check for water in the base tray and inspect seals, hoses, and connections for leaks.

How much does it cost to fix E15 error?

The estimated repair cost ranges from $50 to $200, depending on parts and labor.

When should I call a technician for E15?

Call a technician if you cannot locate or remove water, if leaks persist, or if you suspect internal component failure.

Sources & References

Data last verified: 2026-07-07

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