Ferroli Boilers Fault Code
Also written as BOILERS — same fault.
The Ferroli Boilers fault code means: your boiler has detected a general internal fault that is preventing it from heating your home or providing hot water.. It appears on 3 Ferroli models in our database.
Technical description: Fault Code
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Gas Safe Register →Ferroli models that show the Boilers fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Ferroli Boilers fault code information on this page is sourced and cross-checked against the official Ferroli service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026