TECO Dishwasher Error E3

⚡ Quick Answer: The TECO Dishwasher E3 error indicates a potential malfunction in the drain pump, which may cause unusual sounds during operation and prevent proper w... ✅ DIY Fixable

What Does Error E3 Mean?

The TECO Dishwasher E3 error indicates a potential malfunction in the drain pump, which may cause unusual sounds during operation and prevent proper water drainage. This issue could stem from a heating or temperature-related problem, affecting the dishwasher's ability to function correctly. Regular maintenance, such as cleaning filters and checking for clogs in hoses, is essential to avoid these errors.

Possible Causes

  • Drain Pump Assembly

How to Fix Error E3

DIY Fix Basic checks for E3 error on a dishwasher

  1. Power‑cycle the dishwasher (turn off and on).
  2. Ensure water supply is turned on and not restricted.
  3. Clean filters and check for obvious clogs in inlet and drain hoses.
  4. Observe if error persists after these checks.

Technician Only Professional diagnosis for E3 error

  1. Access dishwasher internal error code definitions (model specific service manual).
  2. Check heating element, temperature sensors, wiring harnesses, and control board.
  3. Test water temperature circuit and related sensors for proper resistance and function.
  4. Verify filters and pumps for blockages or faults.

Parts needed: heating element, temperature sensor, control board, filters/hose components

🛑 When to Call a Pro:
  • If error persists after basic user‑level checks
  • If internal components need testing beyond basic visual inspection

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 parts options

Check related components first; use model search as a fallback.

Possible related component

Temperature Sensor

Monitors the internal temperature to ensure correct operation and prevent overheating.

$15 - $35 · Easy · 15-30 mins

Check fit & price
Possible related component

Main Control Board

The central brain of the appliance that controls all components, cycles, and timings.

$120 - $280 · Medium · 20-40 mins

Check fit & price
Model number required

Model-compatible Dishwasher parts

Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.

Find a part that fits my model

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Optional routine care

Maintenance supplies

These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.

Maintenance supply

Dishwasher Cleaner and Descaler

Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.

View maintenance supply
Maintenance supply

Braided Dishwasher Inlet Hose

For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.

View maintenance supply

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.

Technical Specifications

note The previous model-independent part specification was removed. Verify the full model number and diagnosis in the manufacturer's official parts catalog before ordering.
part_number None

Common Questions

What does E3 error mean on TECO Dishwasher?

E3 error indicates a drain pump malfunction, causing drainage issues.

Can I fix TECO Dishwasher E3 error myself?

Yes, try power-cycling the dishwasher and cleaning filters.

How much does it cost to fix E3 error?

Repair costs typically range from $100 to $400, depending on parts and labor.

When should I call a technician for E3?

Call if the error persists after basic troubleshooting or if internal components need testing.

Sources & References

Data last verified: 2026-07-31

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