UK Appliance Error Codes

Error code

Beko Washing Machine Error Code E04

Overflow or leak protection has been triggered The most likely cause is overflowing due to a fill problem. Check first: do not keep restarting the appliance if there is visible water leakage.

Last updated: 2 April 2026

Quick answer

E04: what does it mean and how to fix

high severity

What does it mean?

Overflow or leak protection has been triggered

How to fix first

Turn the machine off and unplug it from the mains.

Why is this happening?

Overflowing due to a fill problem

When should I call an engineer?

Overflow and leak-related faults should be escalated if there is visible water loss or repeated overfilling.

What does this error code mean?

Beko washing machine error code E04 usually means the appliance has detected too much water, an unexpected water level, or possible leakage.

In practice, E04 is commonly linked to Overflowing due to a fill problem, Leak inside or beneath the appliance, or Sensor reading an abnormal water level.

Start with this safe check: Turn the machine off and unplug it from the mains. If the code returns, the fault worsens, or the appliance does not behave normally, overflow and leak-related faults should be escalated if there is visible water loss or repeated overfilling.

Why is this happening?

  1. Overflowing due to a fill problem
  2. Leak inside or beneath the appliance
  3. Sensor reading an abnormal water level

How to fix this safely

  1. Turn the machine off and unplug it from the mains.
  2. Do not keep restarting the appliance if there is visible water leakage.
  3. Check the surrounding floor area and hose connections if they are safely accessible.

Reset steps

  1. Only restart the machine once the cause of the water issue has been checked.
  2. Stop using the appliance if the code returns or leakage is visible.

When to call an engineer

Overflow and leak-related faults should be escalated if there is visible water loss or repeated overfilling.

Safety warning

Disconnect the appliance from the mains and avoid using it if water may be reaching electrical parts.

Useful hub links

Related leak and overflow fault codes

After resolving this fault, use the right wash setting to help prevent repeat issues.

Relevant guide

Frequently asked questions

Can I keep using a Beko washing machine with E04 showing?+

It is best not to keep using the machine while E04 is showing, because the fault can lead to repeated cycle failure or further stress on the appliance.

Will resetting clear E04 for good?+

A reset may clear a temporary interruption, but if E04 comes back after the first safe checks, the underlying fault still needs attention.