What to do
- Try one reset
Unplug for 2 minutes, then try again.
When to call an engineer
If the reset doesn't clear it. The sensor sits on the heating circuit, and Hotpoint's advice is to book an engineer.
A repair visit will usually check the sensor's reading with a meter, then its wiring.
- Note the model and serial number. They're on a label inside the door, around the door frame or on the back.
- Write down the exact code, and what the appliance was doing when it appeared.
- Check whether it's still under warranty. If it is, the repair may cost you nothing.
Parts people end up buying
Only if the checks above point to a part. Match it to your model number first: it's on a label inside the door, around the door frame or on the back.
- Temperature sensorSearch on Amazon
Affiliate links: as an Amazon Associate I earn from qualifying purchases, at no extra cost to you. It never changes a verdict.
Quick answers
What does the Hotpoint F03 error code mean?
The machine can't sense the water temperature, so it won't heat on wash settings (or dry, on a washer-dryer).
Can I fix Hotpoint F03 myself?
Engineer only (2 minutes for a reset). Start with: try one reset. If the reset doesn't clear it. The sensor sits on the heating circuit, and Hotpoint's advice is to book an engineer.
Is Hotpoint F03 worth repairing?
Worth fixing. Temperature sensors are cheap, and the rest of the machine is usually fine.
Checked against
Last reviewed October 2026. Manufacturers update their pages, and your manual is the final word. Spotted a mistake? Email contact@appliance-error-codes.com.