What does the Viessmann Vitodens 200-W F67 fault code mean?
The F67 fault code on the Viessmann Vitodens 200-W indicates a problem with the display unit of the boiler. This may involve issues such as a malfunctioning screen or a communication error between the display and the control board.
Common Causes
- Faulty Display Unit: The display may be damaged or defective, leading to incorrect readings or no display at all.
- Wiring Issues: Loose or damaged wiring connections between the display and the control board can cause communication failures.
Can I fix it myself? (DIY)
It is recommended to call a Gas Safe Engineer for this issue, as it involves electrical components that can be hazardous if not handled correctly.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for the F67 fault could be around £150 to £300, primarily depending on whether the display unit needs replacement or if wiring repairs are necessary.