265 Low
Boiler Fault Code 265
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 265 appears across 1 boiler brand and 21 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler is temporarily pausing because it is producing more heat than your radiators or hot water system can currently use or circulate. (As reported on Worcester Bosch Greenstar 8000 Life/Style)
Pick your boiler brand for the 265 fix
Source
Information for the 265 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