Hoover Dishwasher Error E01

⚡ Quick Answer: The Hoover dishwasher E01 error indicates a malfunction related to the door lock or water supply, preventing the dishwasher from starting or draining ... ✅ DIY Fixable

What Does Error E01 Mean?

The Hoover dishwasher E01 error indicates a malfunction related to the door lock or water supply, preventing the dishwasher from starting or draining properly. Users may notice unusual sounds during operation or the dishwasher failing to fill with water. To resolve this issue, check that the door is securely closed and that the water supply is flowing correctly, as these are common causes of the E01 error.

Common Symptoms:

  • Dishwasher will not start and displays E01, cycle does not begin (reported in community guides).
  • Possible failure to fill or detect water supply (per some community summaries of error lists).

Possible Causes

  • Door lock or door switch fault preventing dishwasher from starting (medium)
  • Water inlet or water supply fault preventing normal operation (medium)

How to Fix Error E01

DIY Fix Check door closure and water supply

  1. Ensure the dishwasher door is fully closed and properly latched before starting a cycle.
  2. Verify that the water supply valve to the dishwasher is open and water supply is not restricted.

Technician Only Inspect door lock and water inlet components

  1. Test the door lock and switch assembly for proper operation and continuity.
  2. Inspect the water inlet valve and hoses for blockage or failure, and replace components if defective.

Parts needed: Door lock / door switch assembly, Water inlet valve and hoses

🛑 When to Call a Pro:
  • If error persists after verifying door latch and water supply, or if internal wiring or safety interlocks are suspected to be faulty.
  • If any signs of water leak or electrical smell occur during troubleshooting.

Next step

Choose the next step for E01

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

Door or Lid Switch

Detects whether the appliance door or lid is safely closed before operation.

$15 - $55 · Medium · 20-45 mins

Check fit & price
Possible related component

Water Inlet Valve

Controls the flow of hot and cold water into the appliance.

$25 - $60 · Easy · 15-30 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.

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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 E01 error mean on Hoover dishwasher?

E01 error indicates a problem with the door lock or water supply, preventing the dishwasher from starting and draining.

Can I fix Hoover dishwasher E01 error myself?

Yes, you can check the door closure and ensure the water supply is open to troubleshoot the E01 error.

How much does it cost to fix E01 error?

The estimated cost to fix the E01 error ranges from ¥5,000 to ¥20,000, depending on parts and region.

When should I call a technician for E01?

Call a technician if the error persists after checking the door and water supply or if you notice any leaks or electrical smells.

Data last verified: 2026-07-31

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