BoilerFaultCodes CP000 Low
Boiler Fault Code CP000
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code CP000 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 This code is simply an information message indicating the maximum temperature setting currently configured for your radiators. (As reported on Baxi 400 Combi 2)
Pick your boiler brand for the CP000 fix
Source
Information for the CP000 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