BoilerFaultCodes F 1 7 High
Boiler Fault Code F 1 7
Also written as F17 — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code F 1 7 appears across 1 boiler brand and 1 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler's internal computer is experiencing a critical error and cannot communicate with the rest of the heating system, preventing it from functioning. (As reported on Ferroli Arena 30 C)
Pick your boiler brand for the F 1 7 fix
Source
Information for the F 1 7 fault code is sourced from the official service / installation manual for each model that displays it. Read more about how we source fault codes →
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026