What does the Worcester Bosch Greenstar i F81 fault code mean?
The F81 fault code indicates a problem with the system service history, which may suggest that the boiler has not been serviced regularly or that there is an issue with the service record. This can affect the boiler’s performance and reliability.
Common Causes
- Inadequate servicing: The boiler may not have been serviced according to the manufacturer’s recommendations, leading to potential faults.
- Faulty service history recording: There may be an issue with the boiler’s internal memory or software that prevents it from accurately recording service history.
Can I fix it myself? (DIY)
It is recommended to call a Gas Safe Engineer to address this fault, as it may involve checking the service history and ensuring the boiler is functioning safely and correctly.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for resolving the F81 fault code could be around £150 to £250. This cost accounts for a professional service visit and any necessary repairs or software updates to rectify the service history issue.