FAULT POINT A High

Boiler Fault Code FAULT POINT A

Also written as FAULTPOINTA — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed

Fault code FAULT POINT A 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 lost all power and is completely unresponsive to your heating controls, meaning it cannot provide heat or hot water. (As reported on Worcester Bosch Greenstar 15sbi)

Pick your boiler brand for the FAULT POINT A fix

Source

Information for the FAULT POINT A 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