Error code
Hoover E20: Model & Drainage Checks
On some Hoover models, E20 can indicate a drain-pump blockage. Check your model first, then use the safe drainage checks and official support links.
Quick answer
E20: Possible drain-pump blockage on listed models
Meaning
Possible drain-pump blockage on listed models
First safe check
Stop the programme. Record E20 and whether water is left in the drum, then check the exact model and product code against the official source.
Stop if
Leakage, burning smell, unusual heat, electrical tripping or water near electrics.
Who to call
Contact the manufacturer or a qualified appliance engineer if the code persists, the model does not match the guidance, access is unsafe or the next step involves internal parts. Provide the full model, code and checks already completed.
A severity label does not establish whether an appliance is safe to use. Follow the model-specific instructions and stop conditions. Follow the model’s isolation instructions before permitted maintenance. Do not reach wet or damaged electrical parts to unplug the appliance.
What does this error code mean?
Hoover’s UK E20 article says a drain-pump obstruction can produce this message on some models. Its covered-model list includes DYN10144DP-80 and DST10146P-80; the DYN10144DP-80 support page also explicitly lists E20.
This is not a universal Hoover pressure-sensor diagnosis. E20 does not prove the pump has failed, and it must not be silently changed to E03 just because both guides concern drainage.
Why is this happening?
- A drain-pump obstruction on a model covered by Hoover’s E20 guidance.
- A continuing drainage problem requiring model-specific checks if the permitted owner maintenance does not help.
Safe next steps
- Stop the programme. Record E20 and whether water is left in the drum, then check the exact model and product code against the official source.
- Switch off and unplug only if the plug is safely accessible and dry. Let hot wash water cool and do not force a door that remains locked.
- Check only visible, accessible drainage connections for an obvious kink or a backing-up sink. Do not disconnect hoses with retained water or move an awkward machine.
- For DYN10144DP-80, use the instruction-manual link on Hoover’s DYN10144DP-80 model page to find the owner filter and draining procedure. Attempt it only if you can safely contain the water and follow all precautions. Do not force a stuck cap or dismantle the pump.
- If E20 remains, the filter cannot be accessed safely or the model is not covered, contact Hoover. Report the model, retained water and what happened during the permitted checks.
Can I fix this myself?
MaybeThe external checks below may identify a simple cause. Persistent faults need model-specific service advice.
Safety boundary: Stop before internal diagnosis or any action that cannot be done safely. Disconnect power before permitted maintenance and let hot water cool.
What not to do
- Do not force the door or remove appliance panels.
- Do not buy a pump, valve or control board solely from the displayed code.
- Do not repeat resets while the cause remains unexplained.
When to call a technician
Contact the manufacturer or a qualified appliance engineer if the code persists, the model does not match the guidance, access is unsafe or the next step involves internal parts. Provide the full model, code and checks already completed.
Safety warning
Stop for leaks, a burning smell, unusual heat or electrical tripping. Keep clear of wet sockets and plugs. Do not force a locked door, remove appliance panels or test internal electrical parts.
Useful hub links
Other Hoover washing machine codes
Relevant guide
Frequently asked questions
Is Hoover E20 a pressure-switch fault?+
That is not the diagnosis given by the checked UK source for the listed models. Hoover says a drain-pump blockage may cause E20 on some models. The actual cause still needs confirmation on your machine.
Is Hoover E20 the same as E03?+
Keep the code you actually see. Hoover has separate E20 and E03 support entries even though both may lead to drainage checks. This page does not treat E20 as an E03 alias.
What if the filter is clear but E20 remains?+
Do not keep restarting or replace the pump from the code alone. Stop and contact Hoover for model-specific diagnosis; further investigation may involve parts outside safe owner maintenance.
Sources and review status
Model dependent · Last reviewed 31 October 2026
- Hoover UK E20 drain-pump guidance
manufacturer support · UK · checked 31 October 2026
On some listed models an obstruction or blockage in the drain pump may cause E20; support is required if it persists. Includes DYN10144DP-80 and DST10146P-80.
- Hoover DYN10144DP-80 model support
manufacturer support · UK · checked 31 October 2026
DYN10144DP-80, product code 31003244, explicitly lists E20 drain-pump guidance and links its instruction manual.