AIR PRESSURE ERROR High
Boiler Fault Code AIR PRESSURE ERROR
Also written as AIRPRESSUREERROR — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code AIR PRESSURE ERROR 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 is struggling to clear exhaust gases or draw in fresh air, so it has safely shut down to prevent unsafe operation. (As reported on Grant Spira)
Pick your boiler brand for the AIR PRESSURE ERROR fix
Source
Information for the AIR PRESSURE 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 27 April 2026