UK Appliance Error Codes

Error code

Hotpoint Washing Machine Error Code F03

Temperature sensor reading issue The most likely cause is temperature sensor fault. Check first: avoid repeatedly running heated programmes while the code is present.

Last updated: 20 April 2026

Quick answer

F03: what does it mean and how to fix

medium severity

What does it mean?

Temperature sensor reading issue

How to fix first

Switch the appliance off and unplug it.

Why is this happening?

Temperature sensor fault

When should I call an engineer?

Persistent temperature sensor faults normally need a repair visit.

What does this error code mean?

Hotpoint washing machine error code F03 usually points to a faulty temperature reading or a problem in the circuit that monitors water temperature.

In practice, F03 is commonly linked to Temperature sensor fault, Wiring issue affecting the sensor signal, or Control board issue.

Start with this safe check: Switch the appliance off and unplug it. If the code returns, the fault worsens, or the appliance does not behave normally, persistent temperature sensor faults normally need a repair visit.

Why is this happening?

  1. Temperature sensor fault
  2. Wiring issue affecting the sensor signal
  3. Control board issue

How to fix this safely

  1. Switch the appliance off and unplug it.
  2. Avoid repeatedly running heated programmes while the code is present.
  3. Retry only after a full power reset.

Reset steps

  1. Reconnect power after leaving the machine off briefly.
  2. Test with a short cycle and stop if the fault returns.

When to call an engineer

Persistent temperature sensor faults normally need a repair visit.

Safety warning

Disconnect the appliance from the mains before any checks and avoid removing panels to inspect sensors internally.

Useful hub links

Related sensor fault codes

Relevant guide

Frequently asked questions

Can I keep using a Hotpoint washing machine with F03 showing?+

It is usually better to pause use until you have completed the safe first checks for F03, then test the machine with a short programme.

Will resetting clear F03 for good?+

A reset may clear a temporary interruption, but if F03 comes back after the first safe checks, the underlying fault still needs attention.

What does F03 mean on a Hotpoint washing machine?+

F03 usually means temperature sensor reading issue. If it repeats after one safe retry, treat it as a persistent fault.

How to fix F03 on a Hotpoint washing machine?+

Switch the appliance off and unplug it. Avoid repeatedly running heated programmes while the code is present. Stop and escalate if the code returns immediately.

Why is F03 happening on my Hotpoint washing machine?+

The most common reasons are Temperature sensor fault, Wiring issue affecting the sensor signal, Control board issue. Repeated returns usually mean the underlying component or system still needs attention.