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

Technical Specifications

wattage 100W
component Drain Pump Assembly
resistance 10-30 ohms
part_number TECO DP-12345
voltage_rating 240V AC

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: 2026-07-01

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