BoilerFaultCodes Flame detection error High
Boiler Fault Code Flame detection error
Also written as FLAMEDETECTIONERROR — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code Flame detection error appears across 1 boiler brand and 4 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler is trying to start up, but it cannot sense the flame once the gas ignites, so it safely shuts itself down to prevent any gas build-up. (As reported on Biasi Riva Plus HE 24C ErP)
Pick your boiler brand for the Flame detection error fix
Source
Information for the Flame detection error 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 31 August 2026