Toshiba Dishwasher Error Codes (What They Mean + Fixes)

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If your Toshiba dishwasher is displaying an error code, it means the appliance has detected a condition that may interrupt washing or affect cleaning performance. This guide explains the most common Toshiba dishwasher error codes, what they usually mean, and safe checks you can try before calling service.

Common Toshiba Dishwasher Error Codes

E1 — Water Inlet Error

What it usually means

  • The dishwasher is not filling with enough water.

Try this

  1. Make sure the water tap is fully open.
  2. Check the inlet hose for kinks or twists.
  3. Clean the inlet filter if accessible.

Call service if

  • No water enters the dishwasher.

E2 — Drain Error

What it usually means

  • The dishwasher cannot drain water properly.

Try this

  1. Remove and clean all filters thoroughly.
  2. Check the drain hose for blockages.
  3. Restart and run a short cycle.

Call service if

  • Water remains in the tub after cleaning.

E3 — Heating Error

What it usually means

  • The dishwasher is not heating water to the required temperature.

Try this

  1. Restart the dishwasher.
  2. Run a normal (non-Eco) cycle once.
  3. Ensure filters are clean to allow proper circulation.

Call service if

  • Dishes remain cold after multiple cycles.

E4 — Overflow or Leak Detected

What it usually means

  • Excess water or a leak has been detected in the base.

Try this

  1. Turn the dishwasher off at the power.
  2. Check for visible leaks around or under the unit.
  3. Allow the base to dry before restarting once.

Call service if

  • The error returns or leaking is visible.

E5 — Temperature Sensor Error

What it usually means

  • The dishwasher cannot correctly read water temperature.

Try this

  1. Power off for 5 minutes.
  2. Restart and test a short cycle.

Call service if

  • The error repeats.

E6 — Water Level Detection Error

What it usually means

  • The dishwasher cannot correctly detect the water level.

Try this

  1. Ensure filters are seated correctly.
  2. Avoid using excess detergent.
  3. Restart the dishwasher.

Call service if

  • The error persists.

E7 — Heater Relay Error

What it usually means

  • A fault has been detected in the heating control circuit.

Try this

  1. Restart the dishwasher.
  2. Run a normal wash once.

Call service if

  • The dishwasher stops mid-cycle.

E8 — Inlet Valve Error

What it usually means

  • The water inlet valve may not be operating correctly.

Try this

  1. Check household water pressure.
  2. Restart the dishwasher.

Call service if

  • The dishwasher fails to fill repeatedly.

E9 — Control Board Error

What it usually means

  • An internal electronic control fault has been detected.

Try this

  1. Turn power off for 5 minutes.
  2. Restart the dishwasher.

Call service if

  • The error returns immediately.

Ed — Door Lock Error

What it usually means

  • The door is not locking or being detected as closed.

Try this

  1. Close the door firmly.
  2. Remove items caught in the door seal.
  3. Restart the dishwasher.

Call service if

  • The dishwasher will not start.

How to Clear a Toshiba Dishwasher Error Code

  1. Turn the dishwasher off.
  2. Switch off power at the wall for 5 minutes.
  3. Restore power and start a short test cycle.

If the error returns immediately, it usually indicates an active fault.

When to Call Service

  • Leak or overflow warnings
  • Repeated drain or fill errors after cleaning
  • Heating faults
  • Electronic control errors

FAQ

Can detergent cause Toshiba dishwasher error codes?

Yes. Excess detergent can create foam that interferes with drainage and water level detection.

Do Toshiba dishwasher error codes vary by model?

Yes. Codes may vary slightly by model and region, but the meanings above apply to most Toshiba dishwashers.

Is it safe to keep resetting the dishwasher?

Occasional resets are fine, but repeated resets without fixing the underlying cause are not recommended.