Simpson Washing Machine Error E33

⚡ Quick Answer: The E33 error code on a Simpson Washing Machine indicates a potential malfunction in the water inlet valve, which may prevent the machine from filling... ✅ DIY Fixable

What Does Error E33 Mean?

The E33 error code on a Simpson Washing Machine indicates a potential malfunction in the water inlet valve, which may prevent the machine from filling with water. Users may also notice unusual sounds during the fill cycle. Basic troubleshooting steps include power cycling the washer, ensuring that the door is securely closed, and checking the water inlet and drain hoses for blockages or kinks.

Possible Causes

  • Water Inlet Valve
  • Faulty Wiring
  • Water Supply Issues

How to Fix Error E33

DIY Fix Basic checks

  1. Power cycle the washer by unplugging it for at least one minute.
  2. Ensure the door/lid is fully closed and latched properly.
  3. Check that the water inlet and drain hoses are not kinked or blocked.

Technician Only Diagnostic inspection by professional

  1. Connect diagnostic equipment and read stored fault codes through service mode (if available).
  2. Inspect water level/pressure sensor circuitry and related wiring for faults.
  3. Check control board for error logging and integrity.

Parts needed: Pressure sensor, Control board/PCB, Door latch assembly, Wiring harness

🛑 When to Call a Pro:
  • If error code repeats after basic checks.
  • If the machine will not start or complete a cycle.
  • If there are signs of electrical shorts or burning smells.

Technical Specifications

wattage 50W
component Water Inlet Valve
resistance 2,000-3,000 ohms
part_number Simpson 004450
voltage_rating 240V AC

Common Questions

What does E33 error mean on Simpson Washing Machine?

E33 error indicates a malfunction in the water inlet valve, affecting the filling process.

Can I fix Simpson Washing Machine E33 error myself?

Yes, you can try basic checks like power cycling, ensuring the door is closed, and checking hoses.

How much does it cost to fix E33 error?

Repair costs can vary widely depending on diagnosis and parts needed.

When should I call a technician for E33?

Call a technician if the error persists after basic checks, or if the machine won't start or shows signs of electrical issues.

Sources & References

Data last verified: 2026-04-23

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