BoilerFaultCodes 259 327 High
Boiler Fault Code 259 327
Also written as 259327 — same fault.
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 259 327 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's reset button is either physically jammed or there is an electrical fault, preventing it from functioning correctly. (As reported on Worcester Bosch Greenstar CDi Compact)
Pick your boiler brand for the 259 327 fix
Source
Information for the 259 327 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