Ariston Washing Machine Error A03

⚡ Quick Answer: The Ariston washing machine error code A03 indicates a malfunction in the door lock mechanism. This issue often results in the door remaining locked, ... ✅ DIY Fixable

What Does Error A03 Mean?

The Ariston washing machine error code A03 indicates a malfunction in the door lock mechanism. This issue often results in the door remaining locked, which prevents the machine from starting. If you encounter this error, it's advisable to check the user manual for your specific model and consult Ariston's official support for further assistance.

Possible Causes

  • Door Lock Assembly

How to Fix Error A03

DIY Fix Consult official documentation or support

  1. Locate the exact model number of your Ariston washing machine.
  2. Check the user manual for your specific model’s error code table.
  3. Visit Ariston’s official support page or contact their customer service for error code clarification.
🛑 When to Call a Pro:
  • If the error persists after checking model‑specific documentation and basic checks (power/reset), and the meaning of A03 remains unknown.

Next step

Choose the next step for A03

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.

Model number required

Model-compatible Washing Machine 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

Washing Machine Cleaner Tablets

Routine tub-cleaning supplies for residue and odor control. They do not repair a mechanical, drainage, or electronic fault.

View maintenance supply
Maintenance supply

Braided Washer Inlet Hoses

A maintenance replacement option for visibly worn external fill hoses. Verify thread size, length, and hot/cold connection requirements.

View maintenance supply
Maintenance supply

Washer Drain Hose Holder

Helps secure an external drain hose at the standpipe. It does not correct an internal pump or control fault.

View maintenance supply

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Technical Specifications

wattage N/A
component Door Lock Assembly
resistance 1-5 ohms
part_number C00254712
voltage_rating 230V AC

Common Questions

What does A03 error mean on ariston washing machine?

A03 error indicates a failure in the door lock mechanism, preventing the machine from starting.

Can I fix ariston washing machine A03 error myself?

Yes, check the user manual for your model and consult Ariston's official support for troubleshooting.

How much does it cost to fix A03 error?

Repair costs vary by model and region; it's best to consult a local technician for an estimate.

When should I call a technician for A03?

Call a technician if the error persists after checking the model-specific documentation and basic troubleshooting steps.

Data last verified: 2026-07-25

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