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
- Turn off and safely disconnect power to the dishwasher.
- Inspect and clean the dishwasher filter(s) to remove food debris.
- Check the drain hose for kinks, blockages, or improper placement.
- Ensure the drain line is routed correctly and not elevated too high or crushed.
Technician Only Inspect Water Sensors and Drain Components
- Disconnect power and remove access panels.
- Test water level/water amount and related sensors for proper operation.
- Verify drainage pump operation and inspect for obstructions.
- Replace faulty water sensors or drainage components as required.
Parts needed: Drain pump, Water level/water amount sensor, Drain hose
- 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.
Most relevant component to inspect
Drain Pump
Pumps waste water out of the appliance during the drain cycle.
- Typical part-only price
- $35 - $80
- DIY difficulty
- Easy
- Estimated time
- 15-30 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other components that may be involved
Check these only if your diagnosis points to them.
Drain Hose
Carries waste water from the drain pump to your home's standpipe or sink drain.
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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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