How to Fix Indesit Washing Machine F05 Error
Last updated: 30 September 2026
Turn off the power, clean the drain pump filter, check the drain hose for kinks, and run a test cycle.
Overview
The Indesit F05 error code is one of the most common washing machine faults in the UK. This guide covers diagnosing and clearing a drain blockage that causes the F05 code.
Step-by-Step Fix
Before beginning any repair, ensure you have isolated power or water supplies. Clear your workspace, gather standard hand tools, and wear appropriate personal protective equipment (PPE).
- First, turn off the washing machine at the wall socket and unplug it from the mains power supply. Turn off the water supply at the isolation valve. This is essential for your safety before working on any water-carrying components. Place a towel and a shallow container in front of the machine to catch any water.
- Locate the drain pump filter access panel at the bottom front of the washing machine. On most Indesit and Hotpoint models this is a small hinged door that can be opened by hand or with a coin. Open the panel to reveal the filter cap and the emergency drain hose.
- If there is a small black or grey emergency drain hose next to the filter, pull it out and remove the cap. Direct the hose into your container and allow the water to drain. This can take several minutes and the water may be hot, so be careful. Once the flow stops, replace the cap securely.
- Unscrew the drain pump filter by turning it anti-clockwise. It may be stiff, so use firm hand pressure and wiggle it gently. Once removed, check the filter for debris such as coins, hair clips, buttons, or lint. Clean the filter thoroughly under running water using an old toothbrush if needed.
- Reach into the filter housing and feel for any objects that may still be lodged against the pump impeller at the back of the chamber. Wear protective gloves as trapped objects can be sharp. Remove any debris you find and check that the impeller rotates freely.
- Inspect the drain hose at the back of the machine for any kinks or blockages. Straighten any bends in the hose. If the hose is connected to a standpipe, ensure it is not pushed in more than four inches. If connected to a spigot, check that the blanking cap has been removed and the hose is securely attached.
- Reinstall the drain pump filter by turning it clockwise until it is fully tight. Close the access panel. Reconnect the drain hose and turn the water supply back on. Plug the machine back into the mains power.
- Run a short rinse or drain cycle to test the machine. Watch for any leaks around the filter area during the cycle. If the machine drains correctly and completes the cycle without the F05 code returning, the repair is successful.
- If the F05 code returns after cleaning the filter and checking the hoses, there may be a fault with the drain pump itself or the pressure switch. On some Indesit models F05 can indicate a pressure switch fault rather than a drain blockage. In this case, call a qualified appliance technician for further diagnosis.
Common Error Codes
Review the common error codes and operating symptoms below to quickly identify the root cause of the fault before ordering replacement parts.
| Symptom / Code | Likely Root Cause | Recommended Resolution |
|---|---|---|
| F05 | Drain fault or pump blockage preventing water from draining | Clean the drain pump filter and check the drain hose for kinks or blockages. This resolves most F05 faults on Indesit machines. |
| F05 with no water in drum | Pressure switch fault rather than a blockage | Check the pressure switch hose for blockages or leaks. If the hose is clear, the pressure switch itself may need replacing. |
| F11 | Pump circuit fault | This indicates a fault with the pump circuit rather than a simple blockage. Check the pump wiring and test the pump. If faulty, replace the pump. |
| Door will not open with F05 | Water still in drum preventing door lock release | Drain the water manually using the emergency drain hose and clean the filter. The door should unlock once the water level drops. |
Frequently Asked Questions
What does Indesit F05 error mean?
Indesit F05 indicates a drainage fault. The machine cannot pump water out, which is usually caused by a blocked pump filter, a kinked drain hose, or a faulty pump. Cleaning the filter and checking the hose resolves most cases.
Can I fix Indesit F05 error myself?
Yes, in most cases. Cleaning the drain pump filter is a simple DIY task that resolves the majority of F05 faults. If the filter is clean and the hose is clear but the error persists, the pump or pressure switch may be faulty and require a technician.
Where is the drain filter on an Indesit washing machine?
The drain filter is behind a small access panel at the bottom front of the machine. Open the panel and you will see the round filter cap and often a small emergency drain hose.
How often should I clean the washing machine filter?
You should clean the drain pump filter every one to two months as routine maintenance. This prevents blockages from building up and reduces the risk of drain fault codes.