BoilerFaultCodes Activate BCC High
Boiler Fault Code Activate BCC
Also written as ACTIVATEBCC — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code Activate BCC 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 has recently had its main computer chip replaced and is waiting for you to restart it to complete the final setup. (As reported on Halstead Finest Gold)
Pick your boiler brand for the Activate BCC fix
Source
Information for the Activate BCC 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