BoilerFaultCodes 273 Low
Boiler Fault Code 273
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 273 appears across 1 boiler brand and 8 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler has paused its operation because it has been running continuously for 24 hours and needs to perform a brief internal safety check. (As reported on Worcester Bosch Greenstar 8000 Life/Style)
Pick your boiler brand for the 273 fix
Source
Information for the 273 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