BoilerFaultCodes 2972 High
Boiler Fault Code 2972
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code 2972 appears across 1 boiler brand and 7 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 that the electricity supply coming from your home's mains or the local grid is too low for it to operate safely. (As reported on Worcester Bosch Greenstar 8000 Life/Style)
Pick your boiler brand for the 2972 fix
Source
Information for the 2972 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