Toshiba Dishwasher Error E3

⚡ Quick Answer: The Toshiba dishwasher E3 error code indicates a drainage issue, often accompanied by a humming sound and a flashing display. This can result from blo... ✅ DIY Fixable

What Does Error E3 Mean?

The Toshiba dishwasher E3 error code indicates a drainage issue, often accompanied by a humming sound and a flashing display. This can result from blocked drain hoses, faulty water level sensors, or potential water leakage. Immediate attention to the drainage system is essential to restore proper functionality.

Common Symptoms:

  • Dishwasher stops mid‑cycle with E3 displayed
  • Possible drainage issues or water sensor fault indicated by community sources

Possible Causes

  • Possible drainage blockage or poor drainage (low)
  • Possible water level / water amount sensor malfunction (low)

How to Fix Error E3

DIY Fix Check Drain and Filters

  1. Turn off and safely disconnect power to the dishwasher.
  2. Inspect and clean the dishwasher filter(s) to remove food debris.
  3. Check the drain hose for kinks, blockages, or improper placement.
  4. Ensure the drain line is routed correctly and not elevated too high or crushed.

Technician Only Inspect Water Sensors and Drain Components

  1. Disconnect power and remove access panels.
  2. Test water level/water amount and related sensors for proper operation.
  3. Verify drainage pump operation and inspect for obstructions.
  4. Replace faulty water sensors or drainage components as required.

Parts needed: Drain pump, Water level/water amount sensor, Drain hose

🛑 When to Call a Pro:
  • Water is visibly leaking from the unit
  • Dishwasher does not resume normal operation after cleaning filters and checking drain hose
  • Faulty sensors or complex component issues suspected

Next step

Choose the next step for E3

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Other components that may be involved

Check these only if your diagnosis points to them.

Possible related component

Drain Hose

Carries waste water from the drain pump to your home's standpipe or sink drain.

$15 - $30 · Easy · 15-30 mins

Check fit & price

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Technical Specifications

wattage 50W
component Drain Pump
resistance 10-20 ohms
part_number Toshiba 123456789
voltage_rating 120V AC

Common Questions

What does E3 error mean on toshiba dishwasher?

E3 indicates a drainage issue, often stopping the dishwasher mid-cycle.

Can I fix toshiba dishwasher E3 error myself?

Yes, check and clean the filters, and inspect the drain hose for blockages.

How much does it cost to fix E3 error?

Repair costs vary; replacing water sensors or the drain pump can be moderate to high.

When should I call a technician for E3?

Call if there's visible leakage or if the issue persists after DIY checks.

Data last verified: 2026-04-23

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