Simpson Washing Machine Error E72

⚡ Quick Answer: The E72 error code on a Simpson Washing Machine signifies a potential fault in the door lock mechanism. This issue may prevent the machine from starti... ✅ DIY Fixable

What Does Error E72 Mean?

The E72 error code on a Simpson Washing Machine signifies a potential fault in the door lock mechanism. This issue may prevent the machine from starting, often indicated by a flashing display. If you encounter this error, it's crucial to ensure that the door is securely closed and latched. Power cycling the machine by unplugging it for a few minutes may also help reset the error.

Possible Causes

  • Door Lock Mechanism
  • Wiring Issues
  • Control Board Malfunction

How to Fix Error E72

DIY Fix Check basic machine setup

  1. Turn the machine off and unplug it from power.
  2. Wait 5–10 minutes and plug it back in to see if the error clears.
  3. Ensure the door/lid is properly closed and latched.
  4. Try a shorter test cycle with no laundry loaded.

Technician Only Diagnostic Service Visit

  1. Use the machine’s diagnostic/service mode to read logged fault codes (if available).
  2. Check the display and PCB connections for errors or damage.
  3. Inspect wiring harnesses related to motor and control panel.
  4. Refer to the specific Simpson model’s official service manual for any undocumented codes.

Parts needed: Diagnostic tools, Multimeter

🛑 When to Call a Pro:
  • If the error persists after basic power cycling and simple checks.
  • If there are signs of electrical smell, burning, or visible damage.
  • If the machine displays other simultaneous error codes.

Next step

Choose the next step for E72

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

Check during diagnosis

Most relevant component to inspect

Door Lock Assembly

Secures the door shut during operation for safety and signals the control board to run.

Typical part-only price
$30 - $75
DIY difficulty
Easy
Estimated time
10-20 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.

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.

Technical Specifications

wattage N/A
component Door Lock Mechanism
resistance 1-5 ohms
part_number Simpson 123456789
voltage_rating 240V AC

Common Questions

What does E72 error mean on Simpson Washing Machine?

E72 indicates a malfunction in the door lock mechanism, preventing the machine from starting.

Can I fix Simpson Washing Machine E72 error myself?

Yes, check the door's closure and power cycle the machine by unplugging it for a few minutes.

How much does it cost to fix E72 error?

Estimated repair costs range from ¥5,000 to ¥15,000 for a service call.

When should I call a technician for E72?

Call a technician if the error persists after basic checks or if you notice electrical smells or visible damage.

Data last verified: 2026-04-23

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