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Error code

Hoover Washing Machine E03: Safe Drainage Checks

On the Hoover washing machines covered by its official E03 guidance, E03 or E3 means the machine is not draining water. Check the exact model before following its drainage instructions. The code alone does not prove that a new pump is needed.

Last updated: 17 September 2026

Quick answer

E03: The washing machine is not draining water on models using Hoover's E03/E3 mapping

Severitymedium

Meaning

The washing machine is not draining water on models using Hoover's E03/E3 mapping

First safe check

Record the exact error, model and product code. Use Hoover's model manual to confirm the mapping and the permitted user checks.

Stop if

Retained water cannot be cooled, drained or contained safely.

Who to call

Stop and contact Hoover support or a qualified appliance engineer if E03 returns after the safe checks, the manual does not match the machine, water cannot be drained safely, the filter is stuck, or there is leakage, a burning smell or an electrical concern. Have the model and product code, displayed error, retained-water status and checks completed ready.

Medium severity: check safely and stop if it returns. Disconnect power before checking accessible parts where the appliance guidance says to do so.

What does this error code mean?

Hoover's washing-machine E03 support article describes the warning as E3 and points to the drainage path. Its listed models include DST10146P-80 and DYN 11146P8CH; this is not confirmation for every Hoover appliance. The official manual supplied as h3w4104te.pdf also identifies E3 as a failure to drain.

Before cancelling anything, record the displayed code and whether water remains. Note whether it stopped before spinning or after a move or installation. Those observations help you choose a safe check and explain the problem to support. See why a washing machine will not drain for the wider symptom guide and the engineer handoff guide for what to record if the problem persists.

This page is for washing machines. Hoover also has tumble-dryer advice involving water containers; do not apply that advice merely because another appliance shows a similar code.

Symptoms users may notice

  1. E03 or E3 appears on a model using this mapping.
  2. Water may remain in the drum or the cycle may stop before spinning.

Why is this happening?

  1. Accessible debris obstructing the pump filter or drainage path.
  2. A drain hose that is bent, kinked or trapped.
  3. An obstruction in the household waste connection or drainage system.
  4. A persistent fault requiring diagnosis when the manual's accessible checks do not restore drainage.

How to fix this safely

  1. Record the exact error, model and product code. Use Hoover's model manual to confirm the mapping and the permitted user checks.
  2. If water is retained, do not open the door or immediately unscrew the filter. Switch off, unplug safely and turn off the water supply before maintenance. Let hot water cool; do not touch a plug near pooled water.
  3. Inspect only the accessible drain hose for kinking or crushing. If the washer shares the sink waste, observe whether the sink drains normally. Do not pull out an awkward or integrated machine or dismantle pipework to continue.
  4. Follow the exact model's controlled emergency draining procedure before removing its user-accessible filter. Some Hoover products have a small drain hose behind the lower flap; do not assume yours does. Stop if access or containing the water is unsafe.
  5. After controlled draining, prepare towels and a shallow container for residual water. Clean the removable filter as the manual directs and refit it securely. Do not force a stuck filter, reach into concealed parts or dismantle the pump.
  6. Only when everything is secure and there is no leak, retained hot water or electrical concern, use one appropriate model-approved drain or test programme. Remain nearby, stop for a leak, and arrange help if E03 returns.

Can I fix this myself?

Maybe

You can record the model and code, inspect a visible drain-hose obstruction and perform the exact manual's accessible filter maintenance if you can drain and contain the water safely.

Safety boundary: No panel removal, pump dismantling, lock bypass or electrical testing. Stop for hot water, uncontrolled leakage, unsafe access, a stuck filter or a returning fault.

What not to do

  1. Do not assume an E03 warning identifies a failed pump or buy a part from the code alone.
  2. Do not open a full-drum filter, force the door or assume only a small amount of water will escape.
  3. Do not repeatedly restart, remove panels, test live wiring or apply tumble-dryer water-tank advice to a washing machine.

Reset steps

  1. A cleared display does not establish that water is draining again. Complete the relevant safe checks before retrying.
  2. Use only the restart procedure in your model manual; there is no verified universal E03 button sequence in the sources used here.
  3. Try at most one suitable test after safe reassembly, and stop if the warning or drainage problem returns.

Manual reference

Hoover UK official washing-machine manual supplied as h3w4104te.pdf (pages 4, 12 and 24-25)

Models affected

  1. DST10146P-80
  2. DYN 11146P8CH

When to call a technician

Stop and contact Hoover support or a qualified appliance engineer if E03 returns after the safe checks, the manual does not match the machine, water cannot be drained safely, the filter is stuck, or there is leakage, a burning smell or an electrical concern. Have the model and product code, displayed error, retained-water status and checks completed ready.

Safety warning

Isolate power safely and close the water supply before maintenance. Allow hot water to cool, keep the door closed while water remains and use only the model's controlled draining procedure. Do not touch a plug near pooled water or remove a filter from a full drum.

Useful hub links

Hoover appliance error code hub

Browse all Hoover appliance error code clusters.

Hoover Washing Machine error code list

See every washing machine code in this cluster.

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

Relevant guide

Washing Machine Smells After Wash: What Setting Should You Use?

Use a hotter cottons wash for towels and bedding where allowed, avoid overloading, reduce detergent if needed, and check whether poor drainage is contributing to smells.

Frequently asked questions

What does E03 mean on a Hoover washing machine?+

On models covered by Hoover's E03 support guidance, it means the machine is not draining water. Confirm the code in your exact model manual, then check the permitted drainage steps.

Are Hoover E3 and E03 the same?+

Hoover's E03 washing-machine article describes the warning as E3. Both forms are covered here for models using that mapping; do not extend it to every appliance or flashing-light pattern.

Does Hoover E03 mean I need a new pump?+

The code alone does not establish that. Hoover's guidance includes accessible obstructions and the drainage path. A persistent problem needs diagnosis before buying parts.

Why will the washer not spin as well?+

Incomplete draining can prevent spinning. The official manual supplied as h3w4104te.pdf directs that combination back to its Error 3 drainage checks.

Should I reset a Hoover washing machine showing E03?+

Check the drainage problem first. Clearing the display is not proof of normal drainage. Use your exact manual's restart procedure after safe checks, and stop if the fault returns.

What if the door stays locked with E03 showing?+

Do not pull harder or bypass the lock. Follow your model's controlled draining and door-release instructions. Seek help if the water cannot be removed safely or the door remains locked afterward.

Sources and review status

Model dependent · Last reviewed 17 September 2026

source checked

Model variation note

Confirm the exact model and product code. The E03 support article lists particular washing machines, while the official manual file h3w4104te.pdf documents E3. A filename alone does not establish compatibility with every H3W model. Filter access, emergency draining and control sequences can differ.