Daewoo Washing Machine Error H3

⚡ Quick Answer: The Daewoo washing machine H3 error indicates a potential malfunction in the door lock mechanism or a spin imbalance issue. When this error appears, t... ✅ DIY Fixable

What Does Error H3 Mean?

The Daewoo washing machine H3 error indicates a potential malfunction in the door lock mechanism or a spin imbalance issue. When this error appears, the machine may stop during the spin cycle, often due to an unbalanced laundry load. To address this, ensure that the laundry is evenly distributed in the drum, as this can resolve the issue and allow the machine to restart properly.

Common Symptoms:

  • Washer stops during spin with H3 displayed
  • Possibly related to unbalanced laundry load

Possible Causes

  • Unbalanced load in drum (low)

How to Fix Error H3

DIY Fix Redistribute laundry for balanced spin

  1. Pause and open the washer door if safe to do so.
  2. Remove some items or rearrange clothes to evenly distribute weight.
  3. Close door and restart spin cycle.

Technician Only Check load imbalance detection and sensors

  1. Inspect load sensing and imbalance detection components.
  2. Verify wiring and connectors to spin sensor and control boards.
  3. Test if the control board is interpreting imbalance correctly.

Parts needed: Load imbalance sensor, Spin assembly components, Control board

🛑 When to Call a Pro:
  • Error persists after redistributing laundry and multiple cycles
  • Unusual noises, vibration, or hardware issues accompany the error

Next step

Choose the next step for H3

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Based on diagnostic data

Most relevant component to inspect

Main Control Board

The central brain of the appliance that controls all components, cycles, and timings.

Typical part-only price
$120 - $280
DIY difficulty
Medium
Estimated time
20-40 mins
Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Verify the complete model and part number on the retailer's compatibility page before ordering.

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Technical Specifications

wattage N/A
component Door Lock Assembly
resistance 1-5 ohms
part_number DWG-LOCK-01
voltage_rating 120V AC

Common Questions

What does H3 error mean on daewoo washing machine?

H3 error indicates a malfunction in the door lock mechanism or a spin imbalance.

Can I fix daewoo washing machine H3 error myself?

Yes, redistribute the laundry for a balanced spin. Pause, open the door, rearrange, and restart.

How much does it cost to fix H3 error?

Estimated repair costs range from $50 to $200.

When should I call a technician for H3?

Call a technician if the error persists after redistributing laundry or if you hear unusual noises.

Sources & References

Data last verified: 2026-04-23

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