Siemens Washing Machine Error E04

⚡ Quick Answer: The Siemens Washing Machine E04 error indicates a malfunction in the door lock mechanism, preventing the machine from starting. This error may also re... ✅ DIY Fixable

What Does Error E04 Mean?

The Siemens Washing Machine E04 error indicates a malfunction in the door lock mechanism, preventing the machine from starting. This error may also relate to issues with water level or overflow detection. Common symptoms include the washer failing to initiate normal cycles and displaying the E04 code. If water is detected around the door seal or base tray, or if the inlet hoses are improperly connected, these could contribute to the issue. Proper diagnosis is essential to resolve the E04 error effectively.

Common Symptoms:

  • Washer fails to start normal cycles and immediately displays E04
  • Possible water overflow or incorrect water level detection

Possible Causes

  • Water level/overflow detected by sensor or flood switch (medium)
  • Control system (electronic) fault (low)

How to Fix Error E04

DIY Fix Basic checks for overflow/water level issues

  1. Turn off and unplug the washing machine.
  2. Check for visible water around door seal or base tray.
  3. Ensure inlet hoses are connected properly and not leaking.
  4. Inspect that pressure sensor hose is not kinked or blocked.

Technician Only Diagnose and repair overflow/pressure components or control system

  1. Dry the base tray and check for water that may have triggered the anti‑flood float switch.
  2. Test pressure sensor and hose for correct operation; replace if faulty.
  3. Check inlet valve operation for leaks or stuck open condition.
  4. If water‑level and flood systems are functional, test control module and related wiring.

Parts needed: Pressure sensor, Pressure sensor hose, Inlet valve, Control module

🛑 When to Call a Pro:
  • If water is leaking or flooding inside the machine
  • If basic checks do not resolve the error
  • If you are not comfortable accessing internal components

Technical Specifications

wattage 50W
component Door Lock Assembly
resistance 10-20 ohms
part_number Siemens 00123456789
voltage_rating 230V AC

Common Questions

What does E04 error mean on Siemens Washing Machine?

E04 indicates a malfunction in the door lock mechanism, often preventing the washer from starting.

Can I fix Siemens Washing Machine E04 error myself?

Yes, you can perform basic checks for water overflow and ensure hoses are connected properly.

How much does it cost to fix E04 error?

The estimated repair cost for E04 ranges from ¥10,000 to ¥40,000 JPY depending on the parts needed.

When should I call a technician for E04?

Call a technician if there is water leaking, if basic checks don't resolve the error, or if you're uncomfortable with repairs.

Data last verified: 2026-01-25

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