BoilerFaultCodes 2918 High
Boiler Fault Code 2918
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 2918 appears across 1 boiler brand and 6 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler has detected an issue with the way it is burning fuel, so it has safely shut itself down to prevent any unsafe operation. (As reported on Worcester Bosch Greenstar 8000 Style)
Pick your boiler brand for the 2918 fix
Source
Information for the 2918 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