Boilers High

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.

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description: Fault Code
Typical repair cost £120-350 (including labour)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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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