What does the Worcester Bosch Greenstar CDi F68 fault code mean?
The F68 fault code on the Worcester Bosch Greenstar CDi indicates a problem with the boiler’s energy management system. This typically means that the boiler is unable to communicate effectively with its components, leading to operational issues.
Common Causes
- Faulty PCB: The printed circuit board may be malfunctioning, disrupting communication between the boiler’s components.
- Sensor Issues: A defective temperature or pressure sensor can lead to incorrect readings, causing the energy management system to fail.
Can I fix it myself? (DIY)
It is highly recommended to call a Gas Safe Engineer for this issue, as it involves electrical components and safety risks. Attempting to fix it yourself could lead to further damage or safety hazards.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for resolving the F68 fault could be around £200 to £300, primarily due to the potential need for a new PCB or sensor replacement, which can be expensive and requires professional installation.