Faulty air pressure sensor High
Boiler Fault Code Faulty air pressure sensor
Also written as FAULTYAIRPRESSURESENSOR — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code Faulty air pressure sensor appears across 1 boiler brand and 2 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler has detected an issue with the system that moves air and exhaust fumes, causing it to stop running for your safety. (As reported on Biasi Riva Compact HE M96a)
Pick your boiler brand for the Faulty air pressure sensor fix
Source
Information for the Faulty air pressure sensor 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 27 April 2026