Hitachi Washing Machine Error C-02

⚡ Quick Answer: The Hitachi Washing Machine C-02 error indicates a drainage issue, preventing water from being expelled from the tub. Symptoms often include the washi... ✅ DIY Fixable

What Does Error C-02 Mean?

The Hitachi Washing Machine C-02 error indicates a drainage issue, preventing water from being expelled from the tub. Symptoms often include the washing cycle halting mid-cycle with water remaining in the drum, a flashing display showing 'C-02', and possible failure to complete spin or drying cycles. Common causes include a clogged drain filter, a blockage in the internal drain pump, or obstructions in the drainage path beyond the filter. Addressing these issues is crucial for restoring normal operation.

Common Symptoms:

  • Washing cycle stops mid‑cycle with water remaining in tub.
  • Display shows "C02" when drainage is blocked or slow.
  • Sometimes accompanied by inability to complete spin/drying.

Possible Causes

  • Clogged drain filter or lint trap (high)
  • Internal drain pump blockage or failure (medium)
  • Internal drainage path clog beyond filter/hose (medium)

How to Fix Error C-02

DIY Fix Check and clean drain filter and hose

  1. Turn off and unplug the washing machine.
  2. Locate and remove the drain filter; clear lint, hair, and debris.
  3. Straighten and inspect the drain hose for kinks or crushing.
  4. Ensure the drain hose end is positioned within appropriate height (not elevated).
  5. Reconnect everything and run a drain/spin cycle to test.

DIY Fix Check household drain and connections

  1. Check the home drain to ensure it isn’t blocked.
  2. Clean the household drain opening connected to the washer.
  3. Make sure drain trap isn’t clogged with hair or residue.

Technician Only Inspect and service internal drain system and pump

  1. Access internal drain path and pump assembly.
  2. Remove trapped objects from pump impeller area if present.
  3. Test drain pump electrical functionality; replace pump if defective.
  4. Reassemble and confirm proper drainage through test cycles.

Parts needed: Drain pump, Filter assembly, Hose clamps

🛑 When to Call a Pro:
  • Water still not draining after filter/hose inspection.
  • Signs of pump failure (no hum or unusual noises during drain attempt).
  • Repeated C02 errors despite cleaning, suggesting deep blockage or component issue.

Technical Specifications

wattage 100W
component Door Lock Mechanism
resistance 1-5 ohms
part_number HITACHI-DL12345
voltage_rating 240V AC

Common Questions

What does C-02 error mean on Hitachi Washing Machine?

C-02 indicates a drainage malfunction where water cannot be expelled from the tub.

Can I fix Hitachi Washing Machine C-02 error myself?

Yes, you can check and clean the drain filter and hose to resolve the issue.

How much does it cost to fix C-02 error?

Repair costs range from ¥8,000 to ¥25,000+, depending on the model and region.

When should I call a technician for C-02?

Contact a technician if water still doesn't drain after cleaning or if you suspect pump failure.

Data last verified: 2026-07-01

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